$1

Category: Others

Company: Longkou City Xufu Bowen Woodcraft Factory

Product Description: Our factory, established in 2004, specializes in producing wooden ancient architectural models, furniture models, garden planning sand tables, and building models. Over the years, through continuous effort and development, we have acquired advanced skills to serve a wide range of customers. Whether it's sampling and customization or mass production, we have comprehensive technical support. As long as you provide full-range photos and actual dimensions, we can produce the product you desire without the need for an on-site visit. In the future, we will continue to strive harder to elevate your needs and our artistry to new heights. more>

$189000

Category: Others

Company: Shandong Liang Coating Technology Co., Ltd.

Product Description: Detailed Diagram of the Internal Structure of an Eco-Friendly Blast Room 135 Bright 0543 Light 2698In industrial production, blast rooms serve as critical equipment for cleaning, derusting, and strengthening workpiece surfaces. They are widely used across various sectors, including machinery manufacturing, shipbuilding, automotive, and aerospace. The rationality of their internal structure and the effectiveness of their dust removal systems directly impact the quality and efficiency of blasting operations, as well as the safety and environmental sustainability of the working environment.I. Detailed Explanation of the Internal Structure of a Blast Room(I) Enclosure Structure1. Main Frame: The main frame of a blast room is typically constructed from steel structures, such as welded sections. Common profiles include I-beams, channel steel, and square tubes, which offer high strength and stability to withstand the impact and vibrations during blasting. For instance, in large blast rooms, larger I-beams are used as primary load-bearing beams to ensure durability and robustness.2. Walls and Roof: Walls and roofs are generally made from color steel plates or stainless steel plates. Color steel plates are lightweight, easy to install, and cost-effective, often filled with insulating and soundproofing materials like rock wool or foam to enhance thermal and acoustic insulation while strengthening the structure. Stainless steel plates offer better corrosion and wear resistance, making them suitable for blasting operations in demanding environments. Seams between walls and roofs should be sealed with sealant or sealing strips to prevent dust leakage.3. Doors and Observation Windows: Blast room doors are usually positioned for easy workpiece access, with common types including swing doors, roller shutters, and sliding doors. Door dimensions should accommodate the largest workpieces to ensure smooth entry and exit. Door sealing is crucial and can be achieved using rubber seals or brush strips. Observation windows, installed on doors or walls, allow operators to monitor blasting operations. These windows should be made of high-strength, impact-resistant glass and equipped with protective grilles to prevent breakage during blasting.(II) Blasting Work Area1. Blast Gun System: The blast gun is the core tool of blasting operations, with its performance directly affecting blasting results. It consists of a gun body, nozzle, air valve, and abrasive valve. The gun body is typically made of aluminum alloy or stainless steel for lightness and corrosion resistance. The nozzle, a critical component, is often made from materials like boron carbide or ceramic, known for high hardness and wear resistance, ensuring longevity during prolonged use. Air and abrasive valves regulate the flow of compressed air and abrasive media, allowing adjustment of blasting intensity and speed.2. Workpiece Support and Rotation Devices: To enable comprehensive blasting coverage, blast rooms are equipped with support and rotation devices. Small workpieces may be placed on fixed worktables, while larger ones require movable carts or cranes. Rotation devices, such as motor-driven turntables or roller-type rotators, allow workpieces to rotate during blasting, ensuring uniform treatment across all surfaces.(III) Abrasive Recovery and Recycling System1. Abrasive Collection Devices: During blasting, abrasive media scatter and must be collected promptly. Common collection methods include honeycomb floors, grating floors, and scraper conveyors. Honeycomb floors feature small hoppers that channel abrasive through bottom pipes to the recovery system. Grating floors allow abrasive to fall through grids into collection troughs below. Scraper conveyors use blades to push abrasive onto belts for transport to the recovery system.2. Abrasive Elevators: Collected abrasive is elevated to a certain height for separation and recycling. Common elevators include bucket elevators and screw conveyors. Bucket elevators use buckets to lift abrasive efficiently and in large quantities, while screw conveyors employ helical blades to move abrasive along an axis, offering compact design and small footprint.3. Abrasive Separators: Abrasive media accumulate impurities and broken particles during use and require separation. Common separators include gravity separators, cyclone separators, and magnetic separators. Gravity separators exploit weight differences to remove impurities, cyclone separators use centrifugal force for fine impurities, and magnetic separators extract iron-containing debris via magnetic fields. Cleaned abrasive is then recycled back into the blasting system.(IV) Ventilation and Lighting Systems1. Ventilation System: The ventilation system supplies fresh air and exhausts dust and fumes generated during blasting. It comprises air inlets, outlets, ducts, and fans. Inlets, located on the top or sides of the room, use louvers or filters to prevent external contaminants from entering. Outlets connect to dust removal systems to expel dusty air. Ducts are typically made of galvanized steel for corrosion resistance and airtightness. Fan selection depends on room volume and ventilation requirements to ensure adequate airflow.2. Lighting System: The lighting system provides optimal illumination for blasting operations, enabling clear visibility of workpieces and processes. Explosion-proof lighting fixtures are essential to prevent ignition from sparks. Fixtures should be evenly distributed to avoid shadows and meet protection standards to shield against dust and moisture, ensuring longevity and safety. more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: Shanghai Junzhou Renewable Resources Recycling Co., Ltd.

Product Description: Shanghai Used Dry-Type Transformer Recycling, Shanghai Dry-Type Power Transformer Recycling, Shanghai Dry-Type Transformer Recycling Price, Shanghai Resin Cast Transformer On-Site Recycling. Resin-insulated power transformers include dry-type and oil-immersed types, dry-type resin cast transformers, oil-immersed power transformers, Shanghai dry-type transformer recycling, used dry-type transformer recycling, power transformer recycling, power plant transformer recycling, Hangzhou Qianjiang brand transformer recycling, Suzhou Antai power transformer recycling, Shanghai Nanqiao, Huguang, ABB, General Electric, and other used transformer recycling, distribution cabinet recycling. Since its establishment, the company has always adhered to the business philosophy of technology as the guide, service first, and integrity as the foundation, insisting on prioritizing customer interests, focusing on product recycling, strictly following the ISO 9000 quality management system standards, striving for excellence, innovating and advancing, providing customers with used mechanical and electrical equipment recycling, replacement (transformers, distribution cabinets, cable lines), and perfect value preservation solutions.Long-term recycling of used power transformers, idle transformers, old transformers, scrap dry-type transformers, rectifier transformers, power transformers, furnace transformers, combined transformers, voltage regulating transformers, oil-immersed transformers, magnetic transformers, no-load tap-changing transformers, box-type transformers, power plant on-load tap-changing transformers, special transformers, mining-specific transformer recycling, ABB transformers, container-type substations, 1250 kVA power transformers, idle high and low voltage distribution cabinets, medium-voltage switchgear, distribution panels, and large power transformers from power plants. Before use, the transformer should be cleaned, especially the ventilation openings. If there is dust, it should be cleaned before use. When performing no-load voltage regulation, ensure each connection is made according to the positions marked on the nameplate. For on-load voltage regulation, carefully consult the manual to determine the overcurrent protection setting value, locate the high-voltage rated current setting value, and use it after debugging. If a temperature control system is to be installed on the transformer, it should be installed according to the temperature control instructions. more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: Hubei new DE sheng material science and technology co., LTD.

Product Description: Maintaining the stability of solution pH is crucial for the accuracy and reliability of experimental results in biochemical experiments. As a biological buffer, PIPES-K2 has excellent buffering performance and stability, and is widely used in multiple fields. This article will delve into the buffering performance and stability of PIPES-K2, as well as its applications in different fields. 1、 Buffering performance of PIPES-K2 PIPES-K2, also known as 1,4-piperazine diethyl sulfonic acid dipotassium salt, is a biological buffer. Its unique molecular structure gives it good buffering performance and can maintain the pH stability of the solution over a wide range of pH values. Compared to other common biological buffering agents such as HEPES and Tris, PIPES-K2 has a more stable buffering effect over a wider pH range. This excellent buffering performance makes PIPES-K2 an ideal choice in fields such as fluorescence polarization microscopy, protein crystallization, DNA/RNA separation, and enzyme activity determination. 2、 PH range of PIPES-K2 The pH range of PIPES-K2 is 6.1 to 7.5. This range is relatively broad, allowing it to adapt to various experimental conditions with different acidity and alkalinity. As a biological buffer, PIPES-K2 exhibits excellent buffering performance in various experiments due to its pH range, ensuring the smooth progress of the experiment. 3、 Stability of PIPES-K2 In addition to good buffering performance, PIPES-K2 also has excellent stability. It is not easy to react with other common reagents, thereby improving the accuracy and reliability of the experiment. In addition, PIPES-K2 can be stably stored at room temperature without the need for special storage conditions, which brings great convenience to the experimenter. more>

Negotiable

Category: Others

Company:

Product Description: [Kangnuosida Fresh-Stewed Fish Maw OEM Custom Manufacturing] Professional source manufacturer of fish maw products! The factory boasts an 8,000㎡ modern GMP sterile production base, equipped with a 100,000-class purification workshop, and is certified with ISO22000 and HACCP international standards. Selected high-quality ingredients such as deep-sea cod fish maw are used, adopting a low-temperature slow-stewing process to help retain nutrients like collagen. Supports customization of various formulas including red date and goji berry, coconut milk and papaya, and offers multiple packaging solutions such as bowl, bottle, and gift box packaging. The product features thick collagen texture, zero preservatives added, and complies with SC food production standards. OEM services cover the entire process from formula development to mass production, with a minimum order of 1,000 units and free sampling available. Cooperate now to enjoy packaging material subsidies. Brands and distributors are welcome to discuss cooperation! more>

Negotiable

Category: Electrical Equipment & Supplies/Power Distribution & Transmission/Other Power Distribution Equipment

Company:

Product Description: Short-Circuit Strength Due to its high-strength housing design and reasonable horizontal placement of busbars, the electrical busbar can withstand the impact of a 50,000-ampere short circuit. Magnetic Field Independent laboratory tests have confirmed that the magnetic field generated by enclosed busways is negligible. Low Noise Due to the design where conductors and insulators are tightly fixed to the housing, and the use of aluminum-magnesium alloy materials on both sides to block magnetic eddy currents, noise generation is significantly reduced after energization. more>

$4000

Category: Metallurgy & Minerals/Common Steel/Angle Steel

Company:

Product Description: Q235C angle steel is a common construction and engineering material with multiple advantages. It has a simple structure, is easy to process and connect, and can be widely used in building structures, bridges, vehicle manufacturing, and other fields. The cross-sectional characteristics of angle steel give it excellent load-bearing capacity and stability. Additionally, the standardized production of angle steel ensures material consistency and reliability.Carbon Structural Angle Steel        Q235C50*50*4         62.387130Carbon Structural Angle Steel        Q235C70*70*6         62.19257Carbon Structural Angle Steel        Q235C70*70*6         62.96177Carbon Structural Angle Steel        Q235C50*50*4         64.663254Carbon Structural Angle Steel        Q235C70*70*5         64.244131Carbon Structural Angle Steel        Q235C50*50*4         63.819208 more>

$5000

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company:

Product Description: 09MnNiDR steel plate is a type of steel plate used for low-temperature pressure vessels, offering excellent low-temperature toughness and strength, suitable for low-temperature environments down to -70°C. Its chemical composition mainly includes carbon (C), silicon (Si), manganese (Mn), nickel (Ni), vanadium (V), niobium (Nb), aluminum (Al), phosphorus (P), and sulfur (S), with carbon content not exceeding 0.12%, manganese content between 1.20% and 1.60%, and nickel content between 0.3% and 0.8%. This steel plate can be delivered in normalized or normalized + tempered quenched + tempered conditions to ensure its good performance at low temperatures.The production locations of 09MnNiDR steel plate include Wuyang Steel, Xiangtan Steel, Xin Steel, Wuhan Steel, Chongqing Steel, Nanjing Steel, Jinan Steel, among others. Its physical quality is very high both domestically and internationally, even surpassing that of some foreign steel plates of the same grade. This steel plate has been included in China's GB150-1998 "Steel Pressure Vessels" standard, while the maximum thickness of 0.5Ni low-temperature steel plate in EN10028-4 is 50mm, and the U.S. -70°C grade low-temperature steel plate is 2.3Ni steel, but their low-temperature impact energy indicators are far lower than those of China's 09MnNiDR steel plate.The microstructure of 09MnNiDR steel plate is ferrite + a small amount of pearlite. Due to its low carbon equivalent (≤0.44), it has a low hardening tendency, is not prone to forming cold cracks, and the weld has good plasticity and toughness. During welding, preheating is usually not required, but if the plate thickness is large or the joint rigidity is high, preheating should be considered. However, the preheating temperature should not be too high to avoid affecting the grain size of the heat-affected zone.09MnNiDR steel plate has a wide range of applications, mainly used in the manufacture of low-temperature storage tanks, pressure vessels, heat exchangers, towers, reactors, and other equipment, especially in low-temperature storage and transportation equipment in industries such as petroleum, chemical, and natural gas. Additionally, it can be used to manufacture key equipment such as nuclear reactor pressure vessels, boiler drums, steam turbines, and coolers.09MnNiDR16mm            25001170009MnNiDR16mm            25001150009MnNiDR16mm            25001160009MnNiDR16mm            25001170009MnNiDR16mm            25001220009MnNiDR16mm            25001160009MnNiDR16mm            25001170009MnNiDR16mm            250011500 more>

$4400

Category: Others

Company:

Product Description: Q345GJDZ15 is a low-alloy high-strength structural steel with good comprehensive properties and low-temperature impact performance. In low-temperature environments, the Z-direction performance of Q345GJDZ15 steel is particularly important, as it determines the material's toughness and crack resistance in the thickness direction.The Z-direction performance characteristics of Q345GJDZ15 steel are mainly reflected in the following aspects:Resistance to lamellar tearing: In the thickness direction, Q345GJDZ15 steel has good resistance to lamellar tearing. Lamellar tearing is a common defect in thick plates during welding, primarily caused by differences in plasticity in the thickness direction of the material. By controlling its chemical composition and heat treatment process, Q345GJDZ15 steel achieves relatively high plasticity in the thickness direction, effectively resisting lamellar tearing.Low-temperature impact performance: Q345GJDZ15 steel has excellent low-temperature impact performance, maintaining high toughness and impact resistance in low-temperature environments. This is crucial for structural components used in northern regions or low-temperature conditions. At -40°C, Q345GJDZ15 steel still retains good impact toughness, ensuring its safety in low-temperature applications.Weldability: Q345GJDZ15 steel has good weldability and can be welded using various methods, such as shielded metal arc welding and gas-shielded welding. During welding, appropriate welding materials and processes must be selected to ensure the quality and performance of the welded joints. Additionally, the Z-direction performance of Q345GJDZ15 steel ensures crack resistance in the thickness direction of the welded joints.Mechanical properties: Q345GJDZ15 steel has high tensile strength, yield strength, and elongation, providing excellent comprehensive performance. In the thickness direction, the Z-direction performance of Q345GJDZ15 steel ensures good uniformity and stability of the material, allowing structural components to distribute stress evenly during loading and improving structural safety.In summary, Q345GJDZ15 steel has significant advantages in Z-direction performance under low-temperature conditions, ensuring toughness and crack resistance in the thickness direction. This makes Q345GJDZ15 steel suitable for manufacturing structural components in various low-temperature environments. In practical applications, appropriate thickness specifications and welding processes should be selected based on specific usage environments and requirements to ensure the quality and safety of structural components.Q345GJDZ156mm             2500112001.319Q345GJDZ156mm             2500116001.366Q345GJDZ156mm             2500114001.342Q345GJDZ156mm             2500115001.354Q345GJDZ156mm             2500114001.342Q345GJDZ156mm             2500115001.354Q345GJDZ156mm             2500120001.413Q345GJDZ156mm             2500120001.413Q345GJDZ156mm             2500120001.413 more>

$4700

Category: Metallurgy & Minerals/Common Steel/Other Steel Products

Company:

Product Description: Q550C is a low-alloy high-strength structural steel with excellent mechanical properties and weldability. The hot rolling process characteristics of Q550C are mainly reflected in the following aspects:Good Weldability: Q550C steel has a low carbon equivalent, making it less prone to defects such as cracks during welding, thereby improving welding quality. Additionally, Q550C steel exhibits high deposition efficiency during welding, reducing production costs.High Strength: Q550C steel possesses high tensile strength and yield strength in the hot-rolled state, meeting the load-bearing requirements of various engineering structures. This gives Q550C steel broad application prospects in fields such as construction, bridges, and petrochemical engineering.Low-Temperature Toughness: Q550C steel maintains good toughness even at low temperatures, reducing the risk of brittle fracture. This makes Q550C steel suitable for applications in low-temperature environments.Corrosion Resistance: Through appropriate chemical composition and heat treatment processes, Q550C steel exhibits excellent corrosion resistance. In corrosive environments, Q550C steel has a longer lifecycle, lowering maintenance costs.Uniform Microstructure: During the hot rolling process, the microstructure of Q550C steel becomes homogenized, resulting in good performance stability. Additionally, the uniform microstructure formed during hot rolling enhances the wear resistance of the steel plate.High Production Efficiency: The hot rolling process offers high production efficiency. Q550C steel can be produced continuously during hot rolling, thereby increasing production efficiency and reducing costs.Flexible Specifications: The hot rolling process can produce Q550C steel plates of various specifications according to customer requirements. Currently, Q550C seamless steel tube products comply with the GB/T8162 standard, with specifications ranging from an outer diameter of 10mm to 760mm and a wall thickness of 2mm to 160mm.Easy Machinability: Hot-rolled Q550C steel plates have good machinability, allowing for easy cutting, grinding, drilling, and other processes, facilitating the manufacturing of various components.In summary, the hot rolling process characteristics of Q550C include high strength, good weldability, low-temperature toughness, corrosion resistance, uniform microstructure, high production efficiency, flexible specifications, and easy machinability. These properties make Q550C steel widely applicable in fields such as construction, bridges, and petrochemical engineering.Q550C14mm            2000100002.198Q550C14mm            2000100002.198Q550C14mm            2000100002.198Q550C14mm            2000100002.198Q550C14mm            2000103002.264Q550C14mm            2000102002.242Q550C14mm            2000104502.297Q550C14mm            2000100002.198 more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company:

Product Description: Beijing Huibo Times Technology Co., Ltd. Shanghai Branch is a professional chip-level repair company specializing in the maintenance of electronic control equipment and circuit boards in the industrial field. We provide professional after-sales maintenance services for the KUKA KRC1 series robot teach pendants.We have branches in Beijing, Shanghai, and Shenzhen, making it convenient for customers across the country to reach us promptly and solve maintenance challenges related to industrial electronic control equipment and circuit boards.We can repair various brands of servo drives, circuit boards, CNC systems, switching power supplies, NCUs, frequency converters, PLCs, touch screens, displays, industrial computers, controllers, testing equipment, measuring equipment, manipulators, robots, and more across various industries.Common faults in KUKA KRC1 series robot teach pendant maintenance:No display, phase loss, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, parameter errors, display but no output, module damage, error reports, etc.; black screen, distorted screen, unresponsive or slow response to touch (poor touch), content disorder, inability to enter the system interface, no backlight, dim backlight, backlight but no characters, communication failure, unresponsive buttons;KUKA robot teach pendant repair models:KR500F, KR180PA, KR30-4KSF, KRC1, KPS60020, KSD1Huibo Maintenance National Contact Information:Beijing Headquarters: Room 403A, Building 3, Saidi International Industrial Park, No. 6 Kechuang 14th Street, Beijing Economic and Technological Development Zone (Yizhuang)Phone: 010-88459351/88459350Shanghai Branch: Room 401, No. 69 Xingda Road, Pujiang Town, Minhang District, ShanghaiPhone: 18800339138/021-54257837/54257867Shenzhen Branch: Room 313, No. 8 Shenshan Road (Longgang Section), Longdong Community, Baolong Street, Longgang District, ShenzhenPhone: 0755-84576463/84576481Our company repairs teach pendants, teach boxes, and robot brands:Yaskawa, Fanuc, Motoman, ABB, Cloos, Wemmen, KUKA, Fronius, Komatsu Machinery, Kawasaki, Hirata, Berger Lahr, ERC, IGM, OTC, Epson, Mitsubishi, MRC, Graco, Adept, Nachi, Comau, Sankyo, Stäubli STAUBLI, Reis, and more. more>

Negotiable

Category: Others

Company:

Product Description: Beijing Huibo Times Technology Co., Ltd. is a professional chip-level repair company specializing in the maintenance of electrical control equipment and circuit boards in the industrial field, and has passed the ISO9001 quality management system certification. We provide professional after-sales Danfoss frequency converter FC302 seriesrepair services.Common faults in Danfoss frequency converter FC302 series repair:No display repair, phase loss repair, failure to start repair, overcurrent repair, overvoltage repair, undervoltage repair, overheating repair, overload repair, grounding repair, parameter error repair, display but no output repair, alarm repair. Professional servo power supply repair for fast repair: power tripping, yellow light not on, phase loss, undervoltage, overvoltage, module explosion, no output, low output voltage, no output at output points, red light on, no response when starting, failure to start repair, no display repair, switching power supply damage repair, module damage repair, grounding fault repair, inability to adjust speed repair, current limit operation repair, etc.Danfoss frequency converter repair series:VLT3006, VLT2815, VLT2025, 2050, 3011, 5001, FCM-300, VLT6500 series, VLT2800 series, VLT2900 series, VLT5000 series, VLT3000 series, VLT6000 series, VLT7000 series, VLT8000 series, FC51 series, FC100 series, FC200 series, FC300 series, FC51 series, MCD200 series, MCD202 series, MCD3000 series, MCD500 series, FC302, FC280, LD302, FC202, FC301, FC103, FC360, 2040, 2840, 3006, etc.Our company specializes in repairing major domestic and international brand frequency converters:Siemens frequency converter repair, ABB frequency converter repair, Fuji frequency converter repair, Omron frequency converter repair, SEW frequency converter repair, Schneider frequency converter repair, Yaskawa frequency converter repair, Senlan frequency converter repair, Sanken frequency converter repair, Danfoss, Eurotherm, Delta, LG, Lenze, Fanuc, Emerson, KEB, TECO, Hitachi, Toshiba, Ene, Putian, Meidensha, Baumüller, Sine, Alpha, Anbonxin, Convo, Shilin, Heli, Longxing, Lijia, Sanji, Dongweiting, Kaiqi, Finnish Vacon, etc.Huibo Repair National Contact Information:Beijing Headquarters: Room 403A, Building 3, Saidi International Industrial Park, No. 6 Kechuang 14th Street, Beijing Economic and Technological Development Zone (Yizhuang)Tel: 010-88459351/88459350Shanghai Branch: Room 401, No. 69 Xingda Road, Pujiang Town, Minhang District, ShanghaiTel: 021-54257837/54257867Shenzhen Branch: Room 313, No. 8 Shenshan Road (Longgang Section), Longdong Community, Baolong Street, Longgang District, ShenzhenTel: 0755-84576463/84576481 more>

Negotiable

Category: Others

Company:

Product Description: Beijing Huibo Times Technology Co., Ltd. Shanghai Branch provides professional KEBA Controller T60-13 Series repair after-sales service. Technical advantages: Our technical staff are recruited from various higher education institutions across the country, all with over 10 years of experience in repair work, broad exposure, rich experience, and a high success rate in repairs.KEBA Controller T60-13 Series Repair Faults:No display, phase loss, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, parameter error, display but no output, module damage, failure to power on, etc.KEBA Controller Repair Models:1070, CP033/T, BL250/A, OP350, Keba KeTop T40-001/58599/13, Keba KeTop T40-001/58599/13, Keba KeTop T40-001/58599/13, Keba KeTop T40-001/58599/13, Keba KeTop T40-001/58599/13, etc.Huibo Repair National Contact Information:Beijing Headquarters: Room 403A, Building 3, Saidi International Industrial Park, No. 6 Kechuang 14th Street, Beijing Economic and Technological Development Zone (Yizhuang)Phone: 010-88459351/88459350Shanghai Branch: Room 401, No. 69 Xingda Road, Pujiang Town, Minhang District, ShanghaiPhone: 021-54257837/54257867Shenzhen Branch: Room 313, No. 8 Shenshan Road (Longgang Section), Longdong Community, Baolong Street, Longgang District, ShenzhenPhone: 0755-84576463/84576481Our company has a deep understanding of the circuit principles of various imported equipment and extensive repair experience. We can test and repair any equipment and any circuit board (including: inverters, servos, human-machine interfaces, various controllers, power supplies, and boards) without industry restrictions. We are thoroughly familiar with component brands, models, parameters, and substitutions. Without schematics, we analyze unit circuits centered on components to identify circuit board faults. For frequently damaged, expensive, and hard-to-find boards, we can copy, imitate, and improve them. We can fully upgrade and replace aging systems and provide on-site emergency repair services for large production lines. We have repaired many different types of circuit control boards. more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company:

Product Description: Beijing Huibo Times Technology Co., Ltd. Shanghai Branch provides HAAS Haas CNC System 20HPmaintenance after-sales services. Leveraging years of experience and industry resources in the industrial automation sector, along with strong product technical information and channel advantages, our company is committed to offering comprehensive maintenance technical services and after-sales support to a wide range of users, backed by excellent service and strong market promotion capabilities.Now, with just less than 1/3 of the time and less than 1/5 of the cost, our engineers can help you solve the challenges of HAAS HaasCNC system equipment maintenance. Beijing Huibo Times Technology Co., Ltd. Shanghai Branch relies on a professional, dedicated, united, and motivated maintenance team, a variety of electronic instrument maintenance equipment, diverse maintenance methods, comprehensive technical documentation, and a stock of electronic components to implement true no-schematics chip-level maintenance. This quickly resolves equipment maintenance issues during production, saving enterprises significant funds and time, reducing downtime cycles, and improving factory production efficiency.HAAS Haas CNC System 20HPMaintenance Faults and Alarm Codes:123, 157, 160, 161, 162, 163, 164, 169, low input line voltage, low DC bus voltage, overload, no power, power indicator not lit, no voltage output, DC bus overvoltage, etc.HASS HaasMaintenance Series:40HP40/30HP20HP32-5550EHASS Haas vector drive maintenance, HASS Haas motor control board maintenance, HASS Haas video board maintenance, HASS Haas I/O control board maintenance, HASS Haas amplifier maintenance, HASS Haas motor maintenance, HASS Haas mainboard maintenance.Our Company'sIndustrial Control System Maintenance Scope:FANUC, Siemens, MITSUBISHI, FAGOR, DELEM, CYBEIEC, Baoyuan system, Syntec system, Guangshu system, Panasonic drives, REN, AB, ABB, Eurotherm, Lenze, Parker, Yaskawa, Fuji, Mitsubishi, Sanyo, Toshiba, Delta, Teco, Schneider, Huazhong, Shiguang, etc.Huibo Maintenance National Contact Information:Beijing Headquarters: Room 403A, Building 3, Saidi International Industrial Park, No. 6 Kechuang 14th Street, Beijing Economic-Technological Development Area (Yizhuang)Tel: 010-88459351/88459350Shanghai Branch: Room 401, No. 69 Xingda Road, Pujiang Town, Minhang District, ShanghaiTel: 021-54257837/54257867Shenzhen Branch: Room 313, No. 8 Shenshan Road (Longgang Section), Longdong Community, Baolong Street, Longgang District, ShenzhenTel: 0755-84576463/84576481 more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company:

Product Description: Beijing Huibo Times Technology Co., Ltd. was established in 2001 and is one of the early companies engaged in chip-level repair of electronic control equipment and circuit boards in the industrial field. Our company established a branch in Shanghai in 2008 and another branch in Shenzhen in 2012. We provide professional after-sales service for the FANUC CNC system A06B series repair. Since its inception, our company has experienced continuous product updates by various foreign brand manufacturers, which has compelled Huibo to constantly improve chip-level repair technology, update testing equipment, and expand testing methods to achieve the service philosophy of "striving for excellence and keeping pace with the times."Common faults in the repair of the FANUC CNC system A06B series include:1, 2, 5, 8, 9, 01, 09, 19, 20, 56, U, L, etc.; no display, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, parameter errors, display without output, module damage, error reports, etc.;12, 24, 139, 5136, 5139, 401, 414, 433, 434, 443, 449, 460, 900, 910, 911, 912, 913, 914, 915, 916, 917, 918, 919, 920, 921, 926, 930, 935, 950, 951, 970, 971, 972, 973, 974, 975, 976, 998, etc.FANUC repair models:Oi series, 21i series, 32i series, XM series, 16 series, 180i series, 310i seriesA02B-0098-B544, A02B-0228-B505, A02B-0098-B501, A02B-0216-B531, A02B-0098-B512A02B-0130-B502, A02B-0098-B511, A02B-0319-B500, A02B-0228-B502, A02B-0311-B500, A02B-0130-B501, A02B-0200-B503Huibo Repair National Contact Information:Beijing Headquarters: Room 403A, Building 3, Saidi International Industrial Park, No. 6 Kechuang 14th Street, Beijing Economic-Technological Development Area (Yizhuang)Tel: 010-88459351/88459350Shanghai Branch: Room 401, No. 69 Xingda Road, Pujiang Town, Minhang District, ShanghaiTel: 021-54257837/54257867Shenzhen Branch: Room 313, No. 8 Shenshan Road (Longgang Section), Longdong Community, Baolong Street, Longgang District, ShenzhenTel: 0755-84576463/84576481Our company's CNC and industrial control system repair scope:FANUC, Siemens, Mitsubishi, FAGOR, DELEM, CYBEIEC, Baoyuan system, Syntec system, Guangshu system, Panasonic drives, REN, AB, ABB, Eurotherm, Lenze, Parker, Yaskawa, Fuji, Mitsubishi, Sanyo, Toshiba, Delta, Teco, Schneider, Huazhong, Shiguang, and other brands of servo drives and CNC systems.Beijing Huibo Times Technology Co., Ltd. Shanghai Branch specializes in chip-level repair of CPU motherboards, servo drives, industrial computers, controllers, frequency converters, PLCs, NCUs, human-machine interfaces, power modules, soft starters, etc. Since its establishment, the company has solved many production line problems for numerous units, saving valuable time for manufacturing enterprises and mitigating severe losses caused by production stoppages. Moreover, our company has a team of experienced and highly skilled professionals. more>

Negotiable

Category: Others

Company: Longkou City Xufu Bowen Woodcraft Factory

Product Description: We are a manufacturer specializing in custom wooden model prototyping for clients. Over the course of twenty years, we have gradually enhanced our production capabilities and have provided a wide variety of custom model products for numerous museums and exhibition halls across the country, receiving consistent praise and encouragement. If you require custom wooden model products, please contact us—let's collaborate for mutual success!! more>

$面议

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: Liaoning Bishui Weilan Technology Co., Ltd.

Product Description:        Liaoning Bishui Weilan Technology Co., Ltd. is a specialized water treatment company integrating: water treatment methods, mobile sludge dewatering and packaging one-stop services, dewatering equipment leasing, production, compounding, processing, and sales of water treatment chemicals, water sample analysis and testing, paid on-site debugging, technology transfer, and other businesses.       Main production and sales: polyaluminum chloride (iron), composite double acid aluminum iron (special for plate and frame dewatering), polyferric chloride, composite carbon source, polyacrylamide, plate and frame filter press hydrophobic filtration aid, activated carbon, retention and filtration aids, defoamer, decolorizing agent, bactericide, deodorant, corrosion and scale inhibitor, algicide, cleaning pre-film agent, calcium oxide, calcium hydroxide, resin, heavy metal capture agent, and other products required for water treatment.The company's products and technologies are widely used in: water plants, sewage plants, sludge disposal centers, petroleum, petrochemical, drilling, papermaking, mineral processing and coal washing, leather, coal chemical, steel, printing and dyeing, food and beverage, pharmaceutical and pigment intermediates, chemical plants, and other industries. Product IntroductionPolyacrylamide is a water-soluble polymer, insoluble in most organic solvents, with good flocculation properties, capable of reducing friction resistance between liquids. It can be divided into four types based on ionic characteristics: non-ionic, anionic, cationic, and amphoteric.Product FeaturesThe flocculation effect of polyacrylamide flocculant in wastewater treatment is due to its two characteristics: long-chain (linear) molecular structure and the presence of a large number of active groups in the polyacrylamide molecule. Polyacrylamide is a straight-chain polymer, with each molecule composed of over 100,000 monomers, making the molecular chain quite long. If fully extended, its length is tens of thousands of times longer than ordinary molecules (such as sucrose) or ions (such as Ca²⁺). Due to its long and thin molecular chain, it bends or coils into irregular curved shapes. This long molecular chain extends many chemically active groups: amide group -CONH₂ and carboxyl group -COO⁻. The amide group is non-ionic but also adept at forming secondary valence bonds with active groups of other substances for adsorption and connection. Because the polyacrylamide molecule is long and thin with many chemically active groups, it can form multiple connections with precipitated particles to create larger flocs. The structure of these flocs is like cotton wool—loose, amorphous, interconnected but not very stable, with many spaces and fine networks inside, containing a large amount of liquid, so the specific gravity of the flocs is quite close to that of the liquid itself.Product ApplicationsPolyacrylamide flocculant is widely used in thickening, stabilizing colloids, drag reduction, adhesion, film formation, biomedical materials, etc. In water treatment, it is used as a coagulant aid, flocculant, and sludge dewatering agent. In petroleum drilling and production, it serves as a water reduction agent and oil displacement agent. In the papermaking process, it is used as a retention aid and strengthening agent.Usage MethodWhen dissolving, the product should be evenly and slowly added to a dissolver with stirring to avoid clumping. The solution should be prepared at a suitable temperature, and prolonged excessive mechanical shear should be avoided. It is recommended to use a stirrer at 60–200 rpm; otherwise, polymer degradation may occur, affecting the effectiveness. Dilution ratio: 1-3‰, dosage: 1-3 kg per thousand tons of water. more>

Negotiable

Category: Others

Company: Shandong Spring Biotechnology Co., Ltd.

Product Description: Shandong Spring Biology Co., Ltd. has been committed to OEM contract manufacturing of products such as solid beverages, pressed candies, herbal teas, gummy candies, plant-based beverages, and new resource foods. The company possesses advanced production technology and equipment, along with a comprehensive quality assurance system. Engaged in production and processing, it maintains a complete quality management system. Product quality is stable and reliable, with strong supply capabilities. Upholding the principle of quality first and operating with integrity, we respond to customers with the goal of achieving their satisfaction, which is our driving force. Through long-term development, the company has established a strong reputation for cooperation based on excellent product quality, strong product performance, and robust technology. We warmly welcome potential customers to visit our company for inspections, tours, and technical exchanges!OEM/ODM Contract Manufacturing Cooperation Methods:1. Customers bring their own brand and provide packaging materials, while we provide the rest (such as formulations, product processing, etc.)2. Customers bring their own brand, packaging materials, and product formulations, and we provide raw materials and product processing3. We provide services from brand registration to product processing for customers4. We directly sell product formulations and charge processing fees for each production run5. We directly offer agency or wholesale of existing branded products6. Other methods can be negotiated separatelyRegardless of the cooperation method chosen by the customer, we are able to provide attentive services and do our best to help customers build successful brands! more>

Negotiable

Category: Machinery & Equipment/Electric Heating Equipment/Medium Frequency Power Supplies

Company: Nanjing Lianchuang Analytical Instrument Manufacturing Co., Ltd.

Product Description: Complete Set of Instruments for Rapid Analysis in Front of the Melting FurnaceOnline Carbon and Silicon Analyzer for Molten Iron in Front of the FurnaceI. Main Uses and Features:1. This instrument is used for rapid analysis and quality control of molten iron composition in front of the casting furnace. It features anti-electromagnetic interference, dustproof, ultra-thin portable design, economical and practical, and easy operation.2. It operates through an improved evaluation method, automatically controlling key metallurgical parameters, compensating for the inability of "spectroscopy" to accurately measure non-metallic elements (C, Si), and addressing the inability of conventional analytical instruments to meet the time requirements for rapid analysis in front of the furnace, thus meeting the quality control requirements of casting production.3. The instrument uses high-brightness, large-size LED digital displays, allowing measurement data to be easily read from the LED screen even in dim lighting conditions.4. The instrument automatically measures gray and white solidified cast iron, eliminating the need for manual operation. It can connect to external output devices for signals and measurement data (large remote displays, signal lights, computers, printers).II. Main Performance and Technical Parameters:1. Application function: Measures C%, Si%, CEL, △T, △TM, etc., for gray and white solidified cast iron.2. Measurement range: C: 2.8–4.2; Si: 0.9–3.0; CEL: 3.2–4.8; Model K: 1200°C–1370°C.3. Measurement accuracy: C: ±0.039%; Si: ±0.1%; CEL: ±0.047%.4. Measurement time: Not more than 240 seconds.5. Data display: 4-digit LED display; character height 50mm; resolution 1°C.6. Status display: Green light "Ready," yellow light "Measuring," red light "Complete"; cyclic display.7. Power requirements: Power supply 220V/AC, 50/60Hz, power 15–35VA; ambient temperature 0–50°C.Rapid Temperature Measuring Instrument for Molten Iron in Front of the FurnaceI. Application Fields1. A high-precision specialized temperature measuring instrument developed specifically for rapid temperature measurement of molten metals during the smelting process in industries such as metallurgy and casting.2. When paired with compatible thermocouples, the instrument can perform rapid and precise temperature measurements in various smelting scenarios, including molten steel, iron, copper, aluminum, zinc, etc.II. Functional Features1. Portable design, with the thermometer and temperature probe integrated, all-metal casing, sturdy and durable.2. Uses shock-resistant and high-brightness LED digital tubes, providing clear display suitable for harsh working environments.3. Features automatic temperature measurement completion hold, with synchronized light and sound prompts indicating the end of measurement.4. Alarm prompts for broken thermocouples, over-range, low battery, etc.; automatic power-off when the instrument is not in use.5. High-speed, anti-interference industrial single-chip microcomputer for data processing, with strong anti-interference capability.7. High-precision, high-speed A/D converter, fast speed, high accuracy.III. Main Technical Parameters:1. Measurement range: 0–1750°C; 500–1800°C; 0–2000°C.2. Measurement accuracy: ≤0.2% ±1°C.3. Power supply: DC6V Ni-MH rechargeable battery.4. Compatible thermocouples: S, B, W, R, K, five types of thermocouples can be used with the same machine. more>

$220

Category: Others

Company: Zhongqi Construction (Shandong) Co., Ltd.

Product Description: Zhongqi Construction (Shandong) Co., Ltd. specializes in the manufacturing and installation of: steel structure workshops and factory buildings, space frame canopies and roofs, oil tanks, chemical tanks, edible oil storage tanks, stainless steel storage tanks, large oil tank installations, various horizontal and spherical stainless steel water tanks, pipelines, and water tanks. We also provide insulation, anti-corrosion, and sandblasting services. We undertake the design and construction of small, medium, and large-scale oil depots, as well as various fuel dispenser pipelines and oil tank steel structures. Our company has extensive experience in the production and installation of large oil tanks, having successfully completed numerous large-scale steel structure and oil storage tank projects across the country, earning high praise from clients and supervisors. Our projects are known for their quality, competitive pricing, and excellent service, receiving positive feedback from users in various regions!We will continue to adhere to the service philosophy of "surviving on quality and developing on reputation," relentlessly pursuing excellence to provide outstanding service to our customers.Company Contact: Zhou Fei: 1585479226691. Manufacturing and installation of storage tanks for media: methanol storage tanks, crude oil storage tanks, diesel storage tanks, gasoline storage tanks, and various edible oil storage tanks such as rice bran oil and salad oil.2. Types of storage tanks manufactured and installed: horizontal oil tanks, vertical oil tanks, large cylindrical oil tanks, with an installation range (5m³ to 50,000m³).3. Production and installation of various horizontal and spherical stainless steel water tanks and water containers.4. Production and installation of various gas station canopies, space frame structure roofs, steel structure workshops and factory buildings, steel structure billboards, and the design and installation of various mixing station equipment.5. Our membrane structure installations feature unique architectural styles and artistic modern appeal, widely used in landscape membrane sports venues, highway toll stations, gas stations, large parking lots, exhibition halls, public spaces, leisure venues, and scenic area decorations. The company adheres to the principle of "advanced technology and superior quality," establishing a strong corporate image in the competitive market.Our company can also process materials according to customer-provided drawings and requirements. Our project quality is economical, reasonable, reliable, and excellent. Your satisfaction is our goal. Serving you is our duty. We understand that "quality is the lifeline of an enterprise; reputation is the ladder to a manufacturer's development." We firmly believe that through sincere cooperation and joint efforts, we can create a bright future! We are confident that with your support and collaboration, our products and projects will reach new heights, better serving friends from all walks of life. more>