Negotiable

Category: Machinery & Equipment/Packaging Related Equipment/Packaging Production Lines

Company: 中山市大胜包装材料有限公司

Product Description: Characteristics of PE hand carry bags:1.Eco-friendly: As an environmentally friendly packaging material, the market demand for PE hand carry bags is increasing year by year.2.Durability: PE hand carry bags have excellent durability, meeting the usage needs of various scenarios.3.Diversity: PE hand carry bags can be developed in various specifications and functions according to market demands and environmental standards, including shopping bags, advertising bags, gift bags, etc.Application fields of PE hand carry bags:1.E-commerce industry: The demand for PE hand carry bags in the e-commerce industry is growing rapidly, accounting for a significant proportion of the overall market share.2.Retail industry: PE hand carry bags are also widely used in the retail industry for product packaging and distribution.3.Food and beverage industry: PE hand carry bags are suitable for takeaway packaging in the food and beverage industry, ensuring food safety while being convenient for customers to carry.4.Food industry: PE hand carry bags can be used for food packaging, protecting food from contamination and extending shelf life.5.Cosmetics industry: PE hand carry bags are also suitable for cosmetics packaging, protecting cosmetics from damage while being convenient for consumers to carry. more>

$8560

Category: Metallurgy & Minerals/Mineral Resources/Mining Ventilation & Dust Removal Equipment

Company: 泰安高新区顺鑫网络科技服务中心

Product Description: The daily maintenance of mine pneumatic air door control devices must be tailored to the complex underground environment, focusing on equipment stability, responsiveness, and service life. Specific considerations are as follows:I. Pneumatic System MaintenanceAir Source Cleanliness and Pressure InspectionRegularly inspect compressed air pipelines for leaks and blockages, paying special attention to joints, valves, and other connection points to ensure pipelines are free from damage and looseness.Clean air source treatment components (such as filters and pressure reducing valves), promptly drain accumulated water and impurities from filters to prevent dust and oil from entering the actuator and affecting operational accuracy.Monitor whether the air supply pressure remains stable within the equipment's rated range (typically 0.4-0.6 MPa). If pressure abnormalities occur, investigate potential compressor or pipeline failures to prevent insufficient pressure from causing weak door opening or closing.Actuator MaintenanceRegularly apply specialized lubricant to moving parts such as cylinders and piston rods to reduce mechanical wear, ensure smooth extension and retraction, and avoid jamming or abnormal noises.Check whether cylinder seals (such as piston rings and sealing rings) are aged or damaged. Replace them promptly if air leaks or slow operation are detected to ensure stable driving force.II. Electrical and Sensing System MaintenanceSensor Calibration and CleaningRegularly clean surface dust and moisture from sensing devices such as infrared sensors and proximity switches to ensure accurate detection range and avoid false triggers or missed detections due to obstruction.Calibrate sensor sensitivity by simulating passage scenarios to test detection distance and response speed, ensuring accurate signal triggering when personnel or vehicles pass through.Controller and Wiring InspectionCheck whether wiring terminals in the control box are loose or oxidized. Use a dry cloth to clean dust inside the box to avoid short circuits or poor contact.Test the controller's logic functions to verify whether programs such as door opening delays and interlocking operate normally, ensuring command transmission without delays or errors.Check whether audible and visual warning devices (such as indicator lights and buzzers) are intact, ensuring clear and visible status alerts.III. Mechanical Structure MaintenanceDoor Body and Transmission Component InspectionCheck whether connection points such as door hinges and rotating shafts are tight and free from deformation or excessive wear. Regularly apply lubricating oil to reduce friction.Inspect whether sealing strips are intact. Replace them promptly if aging or damage is detected to ensure a tight seal when the door is closed, preventing external impurities from entering.Locking Device AdjustmentTest the interlocking functionality of the door locking mechanism to ensure that air doors on the same side or opposite sides cannot be opened simultaneously. Verify that the locking state is reliable after closing, without looseness or jamming.Check whether the door limit device is accurate, ensuring the door opening angle meets the preset value (typically around 90°) to avoid structural damage from over-opening.IV. Environmental Adaptability MaintenanceClear debris and dust accumulated around the device, maintaining a dry and unobstructed operating environment to avoid physical damage from accumulated water or coal gangue.Given the damp and corrosive underground environment, regularly apply anti-rust treatments (such as spraying anti-rust paint) to metal components to extend equipment service life.V. Record-Keeping and Emergency ManagementEstablish a maintenance log to record inspection times, fault symptoms, handling measures, and replaced part models in detail, facilitating tracking of equipment status.Stock common spare parts (such as sealing rings, sensors, and solenoid valves) to ensure quick replacement during failures and minimize downtime.Regularly conduct full-process linkage tests, simulating scenarios such as passage, opening/closing, and resetting to verify overall device functionality and promptly identify potential issues.By implementing the above maintenance measures, the stable operation of mine pneumatic air door control devices can be effectively ensured, reducing failure rates and guaranteeing safe underground passage and efficient equipment response. more>

$88

Category: Chemicals/Phenols/Hydroquinone

Company: Anqing City Fengcheng Thermal Energy Equipment Sales Co., Ltd.

Product Description: CUUUKVV Seven Models of Adjustable High-Viscosity Heavy Oil BurnersCE 5&8T pe6 Two-Stage Progressive FiringD Generation EZ Element A GI350-420-510DSPN-D Technical and Performance Features · Two-stage progressive operation. · Two three-phase motors: · Proportional adjustment via automatic PID regulator, equipped with a small oil pump.Operation. (To be ordered separately with the adjustment module) · Air pressure switch ensures the presence of combustion gas · Adaptable to any type of combustion chamber. · Servo motor with cam for simultaneous adjustment of air and fuel supply.· Mechanical pressure atomization.· By adjusting combustion air and the burner head, optimal combustion parameters can be achieved.· The atomization unit can be directly removed without detaching the burner from the boiler, facilitating convenient maintenance.· Servo motor adjusts the first and second minimum and maximum air flow rates; when the burner is paused, the damper closes to reduce heat loss in the furnace.· Equipped with a gear pump featuring a pressure regulator.· Oil pump with heating resistor, regulating valve, and atomization unit.· Atomization device with solenoid-controlled adjustment cup for nozzle on/off regulation.· Fuel electric preheater with degassing valve, filter, thermometer, thermostat for minimum temperature and temperature regulation, and safety control. · Flame detection via photoresistor.Accessories· Fixed to the boiler using one flange and one insulated sealing ring; includes two hoses, one self-cleaning in-line filter with resistor; nozzles not included and must be ordered separately as needed.· Steam preheater available as an option if required.· Combustion air intake with flow regulation device.· Adjustable steel burner head with stainless steel nozzle and flame diffusion disc.· Control panel includes: stop/start switch, operation and fault indicators, heating unit operation indicator · Terminals for connecting electrical and temperature controllers to the burner, and for controlling the second-stage flame operation or providing connections for electronic output regulators.· Fan motor complies with European Standard E3· Standard electrical protection rating IP40; can be upgraded upon request.0F B2 more>

Negotiable

Category: Chemicals/Water Treatment Agents/Corrosion Inhibitors

Company: 深圳华净源科技有限公司

Product Description: HS203-Corrosion and Scale Inhibitor【Product Performance】Contains various high-molecular polymers that exhibit excellent chelating and dispersing effects on calcium carbonate, calcium phosphate, and other substances in water. It effectively inhibits scale formation and sludge accumulation in the system, while also providing good corrosion inhibition for carbon steel, copper, and stainless steel. Suitable for the routine maintenance of various central air conditioning and industrial circulating cooling water systems.【Usage Method】Add via a dosing pump or directly inject into the system based on the system's water volume and water quality indicators.【Packaging and Storage】Packaged in plastic drums, 25kg/drum; store in a ventilated, cool, and dark environment with a shelf life of one year.【Precautions】Store in a ventilated, cool, and dry place. Operators must wear rubber gloves and protective goggles. If accidentally splashed on the skin or into the eyes, rinse immediately with plenty of water for at least 15 minutes.Shenzhen Huajingyuan Technology Co., Ltd.Our company is a comprehensive service enterprise for central air conditioning systems. With professional HVAC and water treatment technical engineers, an experienced service team, self-developed water treatment equipment, and long-term service partners, we excel in central air conditioning operation management, maintenance, energy-saving retrofits, and water treatment.As national environmental protection laws, regulations, and standards continue to rise, our company consistently adheres to the corporate philosophy of "people-oriented, integrity-based, pragmatic, and innovative." We are committed to the sustainable development of environmental protection and energy conservation, providing customers with comprehensive solutions for central air conditioning, industrial dust removal, clean booths, and waste gas and wastewater treatment, ensuring excellent service for every client.Our business scope has expanded to cover the Greater Bay Area. With continuous growth, we have established service points in Changsha, Xi'an, and Jingmen, and purchased a factory in Huizhou as a production base. more>

$38.5

Category: Home & Garden

Company: Shenzhen Youzhi Daily Necessities Co., Ltd

Product Description: The Z-shaped sports water bottle from the UZSPACE brand features a stylish appearance, safe materials, and practical functionality. Here is an introduction from the perspectives of design, material, and function: 1. Thoughtful and Practical Design (1) Exterior Design: A simple and modern look with a "Z"-shaped body design that adds a dynamic feel. Available in multiple colors such as Slate Black, Turquoise Green, Titanium Gray Blue, and Deep Maroon to meet the personalized aesthetic needs of different consumers. (2) Bottle Design: The grip area of the bottle features an ergonomic groove design for easy holding and a non-slip grip. It also comes with a woven strap handle for convenient portability when on the go. (3) Lid Design: Equipped with a one-touch open button that allows easy opening with one hand, making it ideal for use during sports, driving, and other scenarios. The lid also includes a safety lock to prevent accidental opening and leakage when placed in a bag. 2. Safe and Reliable Materials (1) Tritan Material: Many UZSPACE sports water bottles use imported Eastman Tritan material from the USA, which is free of BPA and offers high chemical stability and food safety. It poses no harm to human health and is even designated as a material for infant tableware in Europe and America. The bottle body is transparent, allowing users to easily see the water level. The outer wall is printed with measurement markings for convenient tracking of water intake and drinking progress. 3. Diverse and Functional Features (1) Leak-Proof Seal: Built with a silicone ring and a silicone waterproof plug for double protection, ensuring 360° leak-proof performance. No matter how the bottle is tilted, shaken, or jostled, it will not leak, making it safe to carry in a bag. (2) Easy Drinking: Designed with a direct-drink spout and a small opening to control water flow effectively and prevent choking. (3) Multiple Capacity Options: Available in various sizes such as 440ML, 600ML, 850ML, and 1000ML to meet the hydration needs of different people in various scenarios, whether for daily commuting, outdoor sports, or travel. (4) Easy Cleaning: The wide-mouth design makes it convenient to clean the inside of the bottle thoroughly, allowing 360° no-dead-angle cleaning to prevent dirt buildup and maintain hygiene. more>

$47.5

Category: Home & Garden

Company: Shenzhen Youzhi Daily Necessities Co., Ltd

Product Description: This insulated water bottle is part of Youzhi's Adventure Series for children. Here’s an introduction covering its material, functionality, appearance, capacity, and thermal performance: 1. Material Safety (1) Inner Material: Made of 316 stainless steel, commonly used in medical and food industries. It has a higher molybdenum content, strong resistance to chloride ion corrosion, and better corrosion resistance than standard 304 stainless steel. It is safe, non-toxic, highly durable, and suitable for children. (2) Sealing Material: The threaded connection of the lid and the spout are made of food-grade silicone, which is soft, comfortable, and provides an effective seal. It is safe, non-toxic, and poses no health risks to children. 2. Functional Design (1) Opening Mechanism: Features a press-to-open pop-up lid that can be easily operated with one hand, making it convenient and quick for children to drink. (2) Leak-Proof Design: Undergoes rigorous sealing tests to ensure it does not leak even when turned upside down 360° under normal use. This prevents water from spilling in backpacks or during activities, keeping books and clothes dry. (3) Flow Control and Anti-Choke Design: The spout is designed with a soft silicone small round opening to control water flow and prevent children from choking while drinking. (4) Portability: Comes with an adjustable shoulder strap for easy carrying. It also has a wide, detachable handle for convenient hand-carrying, making it ideal for school commutes or outdoor activities. 3. Appearance Design (1) Color Variety: Available in multiple colors such as Galaxy Blue, Cute Pink, and Sunrise Orange to suit different children’s preferences. (2) Capacity Options: Offers various sizes, with 550ml being the most common. Other options include 350ml and 1200ml to meet different hydration needs in various scenarios. (3) Thermal Performance: Utilizes double-layer stainless steel vacuum technology with an insulating vacuum layer for excellent heat retention. more>

$126

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

Company: Shenzhen Youzhi Daily Necessities Co., Ltd

Product Description: This is a combination set of a thermal cooking jar and a fruit box, specially designed for office workers and students. It also comes with an exquisite cloth bag, making it highly portable for use.(1) Thermal cooking jar material: Made of 316 stainless steel, it offers excellent high-temperature resistance and corrosion resistance. It can withstand the high-temperature brewing of beverages like coffee and is not easily corroded by acidic substances in drinks, ensuring a long service life.(2) Fruit box material: Made of imported American Tritan copolyester, this material is transparent, durable, and BPA-free. It features excellent impact resistance, heat resistance, and dishwasher cleaning tolerance. It also has properties such as odor resistance, deodorization, and stain resistance, with high chemical stability and food safety.(3) Sealing and leak-proof: The product undergoes rigorous sealing tests. Under normal use, it will not leak even when inverted 360°, effectively preventing water leakage and avoiding wetting clothes, books, etc., making it convenient to carry and use. more>

$86

Category: Home & Garden/Thermal Containers/Thermal Mugs

Company: Shenzhen Youzhi Daily Necessities Co., Ltd

Product Description: 优之UZSPACE军壶系列(瓶套款)是一款兼具实用性与时尚感的户外水壶，以下从设计、材质、功能、容量等方面为你详细介绍：1、设计风格（1）复古军风设计：该系列扁壶具有浓郁的军旅风格，外观硬朗、大气，能够满足军迷以及喜欢复古风格人群的需求。（2）多种颜色可选：拥有丰富的颜色选择，如铁灰蓝、橄榄绿、松石青、深枣红、青石黑、罗兰紫等，既满足了不同消费者的个性化审美需求，又能让使用者在不同的户外环境中更好地融入或进行标识。2、水杯材质（1）安全环保：采用tritan材质，环保无异味，即使在高温环境下也不会水解产生有害物质，如双酚A，使用起来安全可靠，适合不同年龄段的人群使用。（2）坚固耐用：具有耐碰撞、耐磨损的特性，能够承受一定程度的外力冲击，不易破裂或损坏，在户外复杂的环境中使用也能保持良好的状态，延长使用寿命。3、功能特点（1）防漏设计：壶盖采用了防漏型设计，经过精心的密封处理，确保在水壶倾斜、倒置或摇晃时都不会漏水，有效避免了因漏水而造成的不便和物品损坏，让使用者可以放心地将其放在背包或其他地方。（2）耐高温低温：无论是在寒冷的冬天还是炎热的夏天，都能正常使用，不会因为温度的变化而出现变形、破裂等问题。（3）携带方便：壶体重量轻，还配有卡扣，方便携带，可以挂在背包上、腰带上或者拿在手中，适合在野营、旅游、探险等各种户外活动中使用。（4）硅胶腰身：硅胶腰身舒适防滑，握感好，硅胶瓶套也可隔热防烫。（5）容量规格：该系列扁壶有多种容量可供选择，包括 500ml、600ml、950ml等，能够满足不同用户在不同场景下的饮水需求，用户可以根据自己的实际需要选择合适的容量。 more>

$60

Category: Chemicals/Oxides/Other Oxides

Company: Shandong Jinhong New Materials Co., Ltd.

Product Description: Reaction-bonded silicon carbide square beams are suitable for the load-bearing structural frames of tunnel kilns, shuttle kilns, double-layer roller hearth kilns, and other industrial furnaces. This product offers high load-bearing capacity at elevated temperatures, does not bend or deform during long-term use, and has a service life several times longer than that of materials made from other substances. It is an ideal kiln furniture for industries such as sanitary ceramics and electroceramics. The product features high thermal shock resistance, oxidation resistance, and high-temperature flexural strength, maintaining its shape over prolonged use. It significantly reduces energy consumption without increasing the weight of the kiln car. more>

Negotiable

Category: Chemicals/Amines/Cyclohexylamine

Company: 中山市大胜包装材料有限公司

Product Description: Characteristics and Applications of PVC Black Pump Head Shrink FilmCharacteristicsPVC black pump head shrink film is a special type of PVC heat-shrinkable film that combines the general properties of PVC material with the design of a black pump head, giving it advantages in specific applications. Below are some key characteristics of PVC black pump head shrink film:Insulation: PVC black pump head shrink film is made from PVC (polyvinyl chloride) resin powder, along with pigments, plasticizers, and other auxiliary materials, complying with the EU RoHS directive. Additionally, it offers excellent insulation properties, making it suitable for various applications requiring insulation protection.Memory Restoration Effect: This shrink film utilizes the plastic's memory restoration effect. When heated, the film shrinks and tightly conforms to the packaged item or pump head, providing a stable and secure fit.Moisture-proof, Dust-proof, and Aesthetic: PVC black pump head shrink film effectively prevents the pump head from moisture and dust accumulation, while its black appearance enhances the overall visual appeal of the product.Wear Resistance and Corrosion Resistance: This shrink film exhibits strong wear resistance and corrosion resistance, allowing it to maintain its performance in various harsh environments and extend the service life of the pump head.Multiple Specifications: PVC black pump head shrink film is available in various specifications to accommodate different sizes and types of pump heads, ensuring excellent wrapping results.ApplicationsCosmetics Industry: In the cosmetics industry, PVC black pump head shrink film is commonly used for packaging pump heads of various cosmetic products, such as shampoos, body washes, and skincare items. It effectively prevents dust and contamination, maintaining product hygiene and aesthetics.Pharmaceutical Industry: In the pharmaceutical industry, PVC black pump head shrink film is used for packaging pump heads of pharmaceutical products, such as medicines and alcohol-based solutions. It offers excellent dust-proof and moisture-proof properties, ensuring product stability during storage and transportation.Food Industry: In the food industry, PVC black pump head shrink film is used for packaging pump heads of products like condiments and sauces. It provides excellent sealing performance, preventing product spoilage. more>

Negotiable

Category: Rubber & Plastics/Plastic Sheets/Plastic Sheets

Company: 中山市大胜包装材料有限公司

Product Description: Characteristics and Applications of PP Automatic Packaging FilmPP automatic packaging film, also known as polypropylene automatic packaging film, is a widely used packaging material across various industries. Below are some key characteristics and application areas of PP automatic packaging film.CharacteristicsHigh Transparency: PP automatic packaging film offers high transparency, allowing for a clear display of the appearance and quality of the packaged items.High Strength: PP automatic packaging film features high tensile strength, impact resistance, rigidity, toughness, and excellent transparency.Wide Applicability: PP automatic packaging film is suitable for automatic packaging machines, straw packaging, daily necessities packaging, and more.High Tensile Strength: PP automatic packaging film has uniform quality and high tensile strength, with lightweight and good flexibility.ApplicationsFood Industry: PP automatic packaging film is commonly used in the food industry because, after vacuum packaging, it helps preserve food freshness, thereby achieving long-term storage.Logistics Industry: In the logistics industry, PP automatic packaging film is used to reinforce packages, preventing goods from deforming due to compression during handling or stacking.Daily Necessities Packaging: PP automatic packaging film is also widely used for packaging daily necessities, such as straw packaging.Import and Export Packaging: Due to its excellent plasticity and tensile resistance, PP automatic packaging film is highly suitable for import and export packaging as well as packaging for fragile goods.Flexible Packaging Bag Making: In flexible packaging bag making, PP automatic packaging film is extensively used for various types of sealing, such as side sealing, center sealing, and bottom sealing. more>

$0.04

Category: Chemicals/Plastics & Products/Plastic Additives

Company: 中山市大胜包装材料有限公司

Product Description: Characteristics and Application Scope of PET Dual-Channel Shrink FilmCharacteristics:High Transparency: PET dual-channel shrink film has excellent transparency, clearly displaying the appearance of packaged items and enhancing the visual appeal of products.Excellent Mechanical Properties: It possesses high tensile strength and impact resistance, effectively protecting the packaged items.High Shrinkage Rate: Through special processing, the thermal shrinkage rate of PET dual-channel shrink film can reach over 70%, ensuring tight wrapping of items to prevent looseness and splitting.Good Heat Resistance: PET dual-channel shrink film maintains stable performance even in high-temperature environments, making it suitable for heat shrink packaging processes.Environmentally Friendly and Recyclable: PET material is non-toxic, easy to recycle, and meets environmental protection requirements.Moisture and Mold Resistance: It offers excellent moisture and mold resistance, protecting packaged items from dampness and mildew.Application Scope:Food and Beverage Packaging: Widely used in the packaging of convenience foods and beverages, such as heat-seal labels for bottles of cola, Sprite, and various juices.Electronics Packaging: Suitable for packaging electronic and electrical products, providing both protection and an attractive display.Metal Products Packaging: Used for packaging metal products to prevent damage during transportation and storage.Daily Necessities Packaging: Applied in the outer packaging of daily goods, not only protecting the products but also enhancing brand image through high-quality printing.Shrink Labels: As a primary application, PET dual-channel shrink film is compatible with PET beverage bottles, offering excellent heat-sealing performance. more>

$0.04

Category: Chemicals/Amines/Cyclohexylamine

Company: 中山市大胜包装材料有限公司

Product Description: The characteristics of PVC single-pass shrink film include:Transparency and Gloss: High-quality PVC single-pass shrink film has excellent transparency and gloss, with minimal impurities even when observed under sunlight.Heat Shrinkage Performance: PVC single-pass shrink film rapidly shrinks when heated, tightly conforming to the packaged items, with a transverse shrinkage rate of up to 48±3% and a longitudinal shrinkage rate of 12±3%.Sealing Performance: Good sealing performance ensures that the shrink film does not rupture, wrinkle, or develop pinholes during the packaging process, guaranteeing the integrity of the packaging and the safety of the product.Puncture Resistance: PVC single-pass shrink film provides effective protection during product transportation, resisting external impacts and punctures to ensure the product remains undamaged.Cost Efficiency: Using PVC single-pass shrink film for product packaging can effectively reduce usage costs, while also lowering labor intensity for workers, improving packaging efficiency, and enhancing packaging quality.The application scope of PVC single-pass shrink film includes:Food Packaging: Used for packaging perishable foods such as fruits and vegetables, providing dustproof, waterproof, and moisture-proof protection.Electronics Packaging: Used for packaging electronic components and devices, offering dustproof, moisture-proof, and anti-static protection.Daily Necessities Packaging: Suitable for packaging various daily necessities such as cosmetics and stationery, enhancing product appearance and protective performance.Industrial Product Packaging: Used for packaging industrial products such as tools and mechanical parts, providing dustproof, moisture-proof, and shockproof protection.Logistics and Transportation: In logistics and transportation, PVC shrink film is commonly used to secure and protect goods, preventing damage during transit.Household Life: In household life, PVC shrink film can be used to create dustproof shrink bags, providing additional protection for items such as furniture and appliances. more>

$52

Category: Home & Garden

Company: Shenzhen Youzhi Daily Necessities Co., Ltd

Product Description: The gradient gallon jug from the Youzhi UZSPACE brand is a water bottle that combines both aesthetics and practicality. Here is an introduction from the aspects of material, design, and functionality: 1. Safe Material Made of Tritan material, which is environmentally friendly and odor-free. Even in high-temperature environments, it does not hydrolyze to produce harmful substances such as bisphenol A, making it safe and reliable for use. This material is also used in infant bottles, making it suitable for people of all ages with peace of mind. 2. Design Highlights (1) Gradient Appearance: The overall color design features a gradient, with fashionable color combinations. It is available in various colors such as sea blue-green. The bottle body has a matte texture, which not only provides anti-slip properties but also adds depth to the overall design. It feels stylish in hand, meets the personalized aesthetic needs of different consumers, and adapts to various outfits and usage scenarios. (2) Ergonomic Handle: The handle features a hollow design that integrates seamlessly with the bottle body. It is not only aesthetically pleasing but also increases the bottle's capacity due to the hollow structure. The shape and size of the handle are ergonomic, ensuring it does not dig into the hand during carrying. It is convenient for use in various scenarios such as indoor fitness, outdoor hiking, fishing, traveling, and car use. (3) Clear Scale Markings: The bottle body has water level markings that clearly display the remaining water volume or the amount already consumed. This makes it easy for users to hydrate scientifically and plan their water intake according to their body's needs in different situations. 3. Practical Functionality (1) Convenient Open-Close Design: The bottle cap features a one-touch opening design, making hydration quick and effortless. (2) Leak-Proof and Breathable Design: The bottle cap is equipped with an air vent and innovatively uses a one-way valve design. This ensures smooth water flow while preventing leaks even when the bottle is shaken or turned upside down, effectively avoiding inconvenience and damage to items caused by leakage. 4. Capacity Options This gallon jug is available in multiple capacities. The large capacity meets long-term hydration needs, reducing the hassle of frequent refills, and is suitable for use in various scenarios. more>

$0.1

Category: Others

Company: Jiangsu Mangzhong Construction Co., Ltd.

Product Description: Daily Maintenance of Distributed Photovoltaic Modules     Photovoltaic power generation modules have a small installation tilt angle and poor self-cleaning ability, making them prone to dust accumulation, which significantly impacts the system's power generation capacity. Therefore, it is recommended that after the project is completed and put into operation, this task should be treated as a key focus in operation and maintenance.Recommended Module Cleaning Plan1) Cleaning MethodsA) Water Rinsing (Neutral Water)     The first step is to use water rinsing. Due to the large surface area, the workload for cleaning and maintaining the module surfaces is substantial. It is recommended to set up water supply devices (faucets and matching hoses) in separate zones. During cleaning, each sub-array can be addressed individually. The advantage of this method is that when dust is present, cleaning can be performed independently, with convenient operation and high efficiency.Manual Cleaning     When oily dust particles in the air adhere to the module surfaces, they are not easily dislodged, and water rinsing may not be effective. Therefore, it is recommended to monitor and inspect the module surfaces during system operation and maintenance. If there are areas of the module array that remain unclean after water rinsing, this method should be used for supplementary cleaning.Required Tools: Extended mop (preferably made of pure cotton), neutral degreaserCleaning Method:     Operate manually using maintenance access channels. Self-made extended specialized cleaning tools can be used for cleaning. Use a cleaning solution mixed with detergent to ensure oil stains are removed, followed by another round of water rinsing.2) Maintenance CycleTo ensure the cleanliness of the module surfaces, considering the installation method of this project and its urban location, it is recommended to set the water rinsing cycle to three times per month. Additionally, an inspection should be conducted at least once a month to determine the need for timely cleaning based on the level of dust accumulation.Note: During summer, it is recommended to clean the modules in the early morning or evening when temperatures are lower. During winter, it is recommended to clean the modules in the afternoon when temperatures are higher.Company Name: Jiangsu Mangzhong Construction Co., Ltd.Business Scope: EPC for photovoltaic power stations and investment in solar power stationsCompany Landline: 025-5888 3737Mobile Number: 159 5163 4545Company Website: http://www.mangz.cn more>

$0.56

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: Guangzhou Zhenmeikuo Trading Co.

Product Description: Various models, each needle with a syringe. Circular nanometer:Suitable for sensitive and thin cuticle skin,Daily care, whitening and moisturizing,Red blood, dark eye circles, yellow removal. 3D chip:Suitable for sensitive stratum corneum. 5D chip:Suitable for eye, high red, red blood, thin stratum corneum. 9 needles:Suitable for local more serious acne pits, acne marks, scars, stretch marks, fat marks and so on. 12 needles:Suitable for large pores, convex and concave holes, deep spots, decrees and so on. 24 needles:Suitable for acne marks and pits, scars, stretch marks. 36 needles:Suitable for ordinary skin care, whitening and moisturizing, light spots, eye bags, crow's feet, lifting, VC introduction, firming. 42 needles:It is suitable for ordinary skin care, whitening and moisturizing, lightening spots and removing bags under eyes. more>