Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: Qiyishun Intelligent Technology

Product Description: We have the discontinued spare parts you urgently need.Advantageous stock availability. If you can't find it or buy it elsewhere, please contact us!*Advantageous, *low-price products, *service, sufficient inventory.Welcome to call for inquiries, we will offer you the *most favorable price!Main spare parts modules for various brands of PLC and DCS systems.① Allen-Bradley (US AB) series products》② Schneider (Schneider Electric) series products》③ General Electric (GE) series products》④ Westinghouse (US Westinghouse) series products》⑤ SIEMENS (Siemens series products)》⑥ Sales of ABB Robots, FANUC Robots, YASKAWA Robots, KUKA Robots, Mitsubishi Robots, OTC Robots, Panasonic Robots, MOToMAN Robots.Westinghouse: OVATION system, WDPF system, MAX1000 system spare parts.----⑧ Invensys Foxboro: I/A Series system, FBM (field input/output modules) sequential control, ladder logic control, accident recall processing, digital-to-analog conversion, input/output signal processing, data communication and processing, etc. Invensys Triconex: Redundant fault-tolerant control systems, the most modern fault-tolerant controllers based on Triple Modular Redundancy (TMR) architecture.⑨ Siemens: Siemens Moore, Siemens Simatic C1, Siemens CNC systems, etc.⑩ Bosch Rexroth: Indramat, I/O modules, PLC controllers, drive modules, etc.Motorola: MVME162, MVME167, MVME1772, MVME177, and other series.Contact: Xiao Zhu------------(1)(8)(5)(9)(6)(6)(9)(9)(0)(5)(0)--------Penguin 3917868072   more>

$1000

Category: Chemicals/Dyes/Organic Dyes

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: A flame-free explosion venting device is a safety apparatus designed to protect equipment and personnel by automatically shutting down equipment or pipelines in the event of an explosion or fire, thereby preventing the spread of flames or the escalation of an explosion. Its operational principle involves detecting changes in gas pressure and temperature inside pipelines or equipment to assess the risk of explosion or fire. If a hazard is confirmed, the device promptly closes the equipment or pipeline while releasing pressure, achieving the goal of safeguarding both equipment and personnel.Flame-Free Explosion Venting Device for Plastic and Dye ProcessingBrief Introduction:1. It consists of two parts: an explosion vent panel and a flame quenching module;2. Suitable for indoor equipment dust explosion flame-free venting. High venting efficiency, economical and practical;3. Effectively blocks flames and heat, providing a safe environment for equipment, buildings, and personnel, while also collecting dust to reduce environmental pollution;4. Combined use with explosion isolation valves not only prevents pressure waves and flames from propagating to upstream workshop production areas but also curbs secondary explosion incidents, reducing property damage and ensuring personnel safety.Product Parameters:Static activation pressure: 0.01 MPa;Frame material: Carbon steel or stainless steel;Flame arrestor material: 304SS;Applicable dust: St1 and St2 dust with Kst ≤ 300 barg*m/s, effective venting area meets explosion venting requirements;Product classification: Based on usage conditions, it can be divided into rectangular flame-free explosion venting devices and curved flame-free explosion venting devices;Applicable equipment: Dust collectors, bucket elevators, drying equipment, cyclone separators, dust collectors;Application industries: Wood processing, plastics, spraying, food and dairy products, plastic and dye processing, grain storage and processing, pharmaceuticals, coal processing, brewing, chemicals, metal processing, chemicals, power, cement, and other industries.Flame-Free Explosion Venting Device for Plastic and Dye ProcessingWorking Principle:The flame-free venting device consists of two parts—an explosion vent panel and a flame quenching module. The explosion vent panel responds to rapid increases in deflagration pressure, immediately opening to reduce pressure. When the expanding fireball passes through the open vent panel, it is intercepted by the quenching module. The precision stainless steel mesh, supported by a frame, acts as a three-dimensional flame trap, extinguishing the flame and preventing propagation, thereby avoiding secondary or multiple explosions. The quenching module eliminates deflagration flames, reduces the temperature of hot gases, and captures both burning and unburned dust passing through the open vent panel.Simultaneously, pressure waves or noise generated by production equipment are minimized. As flames pass through the mesh flame arrestor, heat exchange occurs between the arrestor and the flames, rapidly cooling the high-temperature flames, venting pressure and smoke, while also reducing pressure waves or noise from production equipment.Application Fields:Widely used in industries such as grain, metallurgy, chemicals, power, light industry, tobacco, pharmaceuticals, machining, and solid waste treatment. Applicable equipment includes cyclone separators, bag dust collectors, dust collectors, cartridge filters, pneumatic conveying systems, rod or ball mills, bucket elevators, dryers and ovens, roller mills, buildings, etc.With increasingly stringent environmental inspections, safety is gaining more attention. In the past, explosion vent panels were commonly installed on dust collectors to vent overpressure caused by dust explosions. However, such installations on indoor equipment are not permitted by safety regulations because they endanger surrounding personnel and equipment. The pressure waves and flames from an explosion could trigger secondary or multiple explosions, posing risks. Therefore, relying solely on explosion vent panels for dust collectors is unreliable. We recommend using flame-free venting + isolation technology (a more economical solution) or suppression + isolation technology to ensure production safety.There are three main methods for dust explosion protection: venting, isolation, and suppression.Venting: Releases explosion pressure in advance through a pressure relief device to protect equipment from damage.Isolation: Blocks the explosion using an isolation valve to prevent flame propagation.Suppression: Detection devices identify sparks and trigger fire suppression systems to instantly extinguish flames, preventing explosions. more>

$1000

Category: Machinery & Equipment/Welding & Cutting Equipment/Energy Storage Welders

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: A flame-free explosion venting device is a safety apparatus designed to protect equipment and personnel by automatically shutting down equipment or pipelines in the event of an explosion or fire, preventing the spread of flames or expansion of explosions. Its working principle involves detecting changes in gas pressure and temperature inside pipelines or equipment to determine the risk of explosion or fire. If a hazard is confirmed, the device immediately shuts down the equipment or pipeline while releasing pressure to safeguard both equipment and personnel.Dry Equipment Flame-Free Explosion Vent (Dust Venting Device)Brief Introduction:1. It consists of two parts: an explosion vent panel and a flame extinguishing module;2. Suitable for indoor equipment dust explosion flame-free venting. High venting efficiency, economical and practical;3. Effectively blocks flames and heat, providing a safe environment for equipment, buildings, and personnel, while also collecting dust to reduce environmental pollution;4. Combined use with explosion isolation valves not only prevents pressure waves and flames from propagating to upstream workshop production areas but also mitigates secondary explosion accidents, reducing property damage and ensuring personnel safety.Product Parameters:Static activation pressure: 0.01 MPa;Frame material: Carbon steel or stainless steel;Flame arrestor material: 304 SS;Applicable dust: St1 and St2 dust with Kst ≤ 300 barg*m/s, effective venting area meets explosion venting requirements;Product classification: Depending on usage conditions, it can be divided into rectangular flame-free venting devices and curved flame-free venting devices;Applicable equipment: Dust collectors, bucket elevators, drying equipment, cyclone separators, dust collectors;Industries: Wood processing, plastics, spray painting, food and dairy, plastic and dye processing, grain storage and processing, pharmaceuticals, coal processing, brewing, chemicals, metal processing, chemicals, power, cement, and other industries.Dry Equipment Flame-Free Explosion Vent (Dust Venting Device)Working Principle:The flame-free venting device consists of two parts—an explosion vent panel and a flame extinguishing module. The explosion vent panel responds to rapid increases in deflagration pressure by immediately opening to reduce pressure. When the expanding fireball passes through the open vent panel, it is intercepted by the flame extinguishing module. The precision stainless steel mesh, supported by a frame, acts as a three-dimensional flame trap, extinguishing the flame and preventing its propagation, thereby avoiding secondary or multiple explosions. The flame extinguishing module eliminates deflagration flames, reduces the temperature of hot gases, and captures both burning and unburned dust passing through the open vent panel.Simultaneously, pressure waves or noise generated by production equipment are significantly reduced. As flames pass through the mesh flame arrestor element, heat exchange occurs between the element and the flame, rapidly cooling the high-temperature flame, venting pressure and smoke, while also reducing pressure waves or noise generated by the production equipment.Application Areas:Widely used in industries such as grain, metallurgy, chemicals, power, light industry, tobacco, pharmaceuticals, machining, and solid waste treatment. Applicable equipment includes cyclone separators, bag dust collectors, dust collectors, cartridge filters, pneumatic conveying systems, rod or ball mills, bucket elevators, dryers and ovens, roller grinding, buildings, and more.With increasingly stringent environmental inspections, safety has become a major concern. In the past, explosion vent panels were commonly installed on dust collectors to release overpressure caused by dust explosions. However, installing such devices indoors is not permitted by safety regulations because it endangers surrounding personnel and equipment. The pressure waves and flames from explosions may cause secondary or multiple explosions, posing risks. Therefore, relying solely on explosion vent panels for dust collectors is unreliable. We recommend using flame-free venting + isolation technology (a more economical solution) or suppression + isolation technology to ensure production safety.There are three main methods for dust explosion protection: venting, isolation, and suppression.Venting: Releases explosion pressure in advance through a pressure relief device to protect equipment from damage.Isolation: Blocks explosions using an isolation valve to prevent flame propagation.Suppression: Detection devices identify sparks and trigger fire suppression systems to instantly extinguish flames, preventing explosions. more>

$1000

Category: Machinery & Equipment/Packaging Related Equipment/Multi-Function Packaging Machines

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: A flame-free explosion venting device is a safety apparatus designed to protect equipment and personnel by automatically shutting down equipment or pipelines in the event of an explosion or fire, thereby preventing the spread of flames or the escalation of an explosion. Its operational principle involves monitoring changes in gas pressure and temperature inside pipelines or equipment to detect potential explosion or fire hazards. If a threat is confirmed, the device immediately closes the equipment or pipeline while releasing pressure to safeguard both machinery and personnel.Elevator Dust Removal Explosion Vent (Flame-Free Explosion Venting Device)Brief Introduction:1. It consists of two parts: an explosion vent panel and a flame extinguishing module;2. Suitable for indoor equipment dust explosion flame-free venting. High venting efficiency, cost-effective and practical;3. Effectively blocks flames and heat, providing a safe environment for equipment, buildings, and personnel, while also collecting dust to reduce environmental pollution;4. Combined use with an isolation valve not only prevents pressure waves and flames from propagating to upstream workshop production areas but also mitigates secondary explosion incidents, reducing property damage and ensuring personnel safety.Product Parameters:Static activation pressure: 0.01 MPa;Frame material: Carbon steel or stainless steel;Flame arrestor material: 304SS;Applicable dust: St1 and St2 dust with Kst ≤ 300 barg*m/s, effective venting area meets explosion venting requirements;Product classification: Depending on operational conditions, it can be divided into rectangular flame-free explosion venting devices and curved flame-free explosion venting devices;Applicable equipment: Dust collectors, bucket elevators, drying equipment, cyclone separators, dust collectors;Application industries: Wood processing, plastics, spray painting, food and dairy, plastic and dye processing, grain storage and processing, pharmaceuticals, coal processing, brewing, chemicals, metal processing, chemicals, power, cement, and other industries.Elevator Dust Removal Explosion Vent (Flame-Free Explosion Venting Device)Working Principle:The flame-free venting device consists of two parts—an explosion vent panel and a flame extinguishing module. The explosion vent panel responds to rapid increases in deflagration pressure, immediately opening to reduce pressure. When the expanding fireball passes through the open vent panel, it is intercepted by the flame extinguishing module. The precision stainless steel mesh, supported by a frame, acts as a three-dimensional flame trap, extinguishing the flame to prevent propagation and avoid secondary or multiple explosions. The flame extinguishing module eliminates deflagration flames, reduces the temperature of hot gases, and captures both burning and unburned dust passing through the open vent panel.Simultaneously, pressure waves or noise generated by production equipment are significantly reduced. As flames pass through the mesh flame arrestor element, heat exchange occurs between the element and the flame, rapidly cooling the high-temperature flame, venting pressure and smoke, while also reducing pressure waves or noise from production equipment.Application Fields:Widely used in industries such as grain, metallurgy, chemicals, power, light industry, tobacco, pharmaceuticals, machining, and solid waste treatment. Applicable equipment includes cyclone separators, bag dust collectors, dust collectors, cartridge filters, pneumatic conveying systems, rod or ball mills, bucket elevators, dryers and ovens, roller grinding, buildings, etc.With increasingly stringent environmental inspections, safety has become a major concern. In the past, explosion vent panels were commonly installed on dust collectors to release overpressure caused by dust explosions. However, such installations on indoor equipment are not permitted by safety regulations because they endanger surrounding personnel and equipment. The pressure waves and flames from an explosion could trigger secondary or multiple explosions, posing risks. Therefore, relying solely on explosion vent panels for dust collectors is unreliable. We recommend using flame-free explosion venting + isolation technology (a more economical solution) or suppression + isolation technology to ensure production safety.There are three main methods for dust explosion protection: venting, isolation, and suppression.Venting: Releases explosion pressure in advance through a pressure relief device to protect equipment from damage.Isolation: Prevents flame propagation by using an isolation valve to block the explosion.Suppression: Detection devices identify sparks and activate fire suppression systems to instantly extinguish flames, preventing explosions. more>

$1000

Category: Machinery & Equipment/Filtration Equipment/Filtration Machines

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: A flameless explosion venting device is a safety apparatus designed to protect equipment and personnel by automatically shutting down equipment or pipelines in the event of an explosion or fire, preventing the spread of flames or expansion of the explosion. Its working principle involves detecting changes in gas pressure and temperature inside pipelines or equipment to determine the risk of explosion or fire. If a hazard is confirmed, it immediately shuts down the equipment or pipeline while releasing pressure to safeguard both equipment and personnel.Dust Explosion Vent Flameless Explosion Venting DeviceBrief Introduction:1. It consists of two parts: an explosion vent panel and a flame quenching module;2. Suitable for flameless venting of dust explosions in indoor equipment. It offers high venting efficiency and is cost-effective;3. Effectively blocks flames and heat, providing a safe environment for equipment, buildings, and personnel, while also collecting dust to reduce environmental pollution;4. When combined with an isolation valve, it not only prevents pressure waves and flames from propagating to upstream workshop areas but also suppresses secondary explosions, reducing property damage and ensuring personnel safety.Product Parameters:Static activation pressure: 0.01 MPa;Frame material: Carbon steel or stainless steel;Flame arrestor material: 304 SS;Applicable dust: St1 and St2 dust with Kst ≤ 300 barg*m/s, with effective venting area meeting explosion venting requirements;Product classification: Based on application scenarios, it can be divided into rectangular flameless explosion venting devices and curved flameless explosion venting devices;Applicable equipment: Dust collectors, bucket elevators, drying equipment, cyclones, dust collectors;Industries: Wood processing, plastics, spraying, food and dairy, plastic and dye processing, grain storage and processing, pharmaceuticals, coal processing, brewing, chemicals, metal processing, chemicals, power, cement, and other industries.Dust Explosion Vent Flameless Explosion Venting DeviceWorking Principle:The flameless venting device consists of two parts—an explosion vent panel and a flame quenching module. The explosion vent panel responds to rapid increases in deflagration pressure by immediately opening to reduce pressure. When the expanding fireball passes through the open vent panel, it is intercepted by the flame quenching module. The stainless steel precision mesh, supported by a frame, acts as a three-dimensional flame trap, extinguishing the flame to prevent propagation and avoid secondary or multiple explosions. The flame quenching module eliminates deflagration flames, reduces the temperature of hot gases, and captures both burning and unburned dust passing through the open vent panel.Simultaneously, pressure waves or noise generated by production equipment are significantly reduced. As flames pass through the mesh flame arrestor, heat exchange occurs, rapidly cooling the high-temperature flames, releasing pressure and smoke, while further reducing pressure waves or noise from the equipment.Application Fields:Widely used in industries such as grain, metallurgy, chemicals, power, light industry, tobacco, pharmaceuticals, machining, and solid waste treatment. Applicable equipment includes cyclones, bag dust collectors, dust collectors, cartridge filters, pneumatic conveying systems, rod or ball mills, bucket elevators, dryers and ovens, roller mills, and buildings.With increasingly stringent environmental inspections, safety has become a major concern. In the past, explosion vent panels were commonly installed on dust collectors to release overpressure caused by dust explosions. However, installing such devices indoors is not permitted by safety regulations because they endanger surrounding personnel and equipment. The pressure waves and flames from an explosion could trigger secondary or multiple explosions, posing risks. Therefore, relying solely on explosion vent panels for dust collectors is unreliable. We recommend using flameless venting + isolation technology (a more economical solution) or suppression + isolation technology to ensure production safety.There are three main methods for dust explosion protection: venting, isolation, and suppression.Venting: Releases explosion pressure in advance through a pressure relief device to protect equipment from damage.Isolation: Uses an isolation valve to block the explosion and prevent flame propagation.Suppression: Detection devices identify sparks and activate fire suppression systems to instantly extinguish flames, preventing explosions. more>

Negotiable

Category: Others

Company: Dongguan Sipu Communication Technology Co., Ltd.

Product Description: I. Functional Overview 1. Embedded installation, ABS material, mold-integrated molding with an aesthetically pleasing appearance. 2. RJ11 interface, supports connection to digital program-controlled switches or local telephone lines. 3. Hands-free one-touch direct call, built-in 2W speaker, loud and clear call quality. 4. Configurable for automatic call answering and busy tone detection to end calls. 5. Supports hotline dialing via switch or preset number group dialing from the phone. 6. Powered by telephone line feed, no external power supply required. 7. Equipped with status indicator lights showing standby, ringing, and call states. II. Operation and Usage 1. Power On/Off: Controlled via the hands-free button. 2. Answering Calls: When a call comes in, the phone rings. Press the hands-free button to talk or wait for automatic connection. 3. Making Calls: Press the hands-free button to dial. Lightly tap the button to end the call after conversation. III. Main Technical Parameters 1. Supports digital program-controlled switches or local telephone lines with feed voltage of 48-60V. 2. Relative Humidity: 10%~90%; Ambient Noise: ≤100dB(A); Protection: IP55 enclosure rating; Temperature: -20℃~65℃ Atmospheric Pressure: 86~106 Kpa 3. Power Supply: Telephone line feed. 4. Call Distance: ≧90CM; Call Volume: ≧100DB IV. Packaging Dimensions Product Dimensions: 206*116*37.5mm Packaging Materials: EPE foam, carton Gross Weight: 0.5KG Net Weight: 0.35KG more>

$1000

Category: Machinery & Equipment/Filtration Equipment/Centrifuges

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: A flame-free explosion venting device is a safety apparatus designed to protect equipment and personnel by automatically shutting down equipment or pipelines in the event of an explosion or fire, preventing the spread of flames or escalation of explosions. It operates by monitoring changes in gas pressure and temperature inside pipelines or equipment to detect potential explosion or fire hazards. If a threat is confirmed, the device immediately closes the equipment or pipeline while releasing pressure to safeguard both machinery and personnel.Cyclone Separator Explosion Vent Valve (Flame-Free Venting Device)Brief Introduction:1. It consists of two parts: an explosion vent panel and a flame extinguishing module;2. Suitable for indoor equipment dust explosion flame-free venting. High venting efficiency, cost-effective and practical;3. Effectively blocks flames and heat, providing a safe environment for equipment, buildings, and personnel, while also collecting dust to reduce environmental pollution;4. Combined use with isolation valves not only prevents pressure waves and flames from propagating to upstream workshop areas but also mitigates secondary explosions, reducing property damage and ensuring personnel safety.Product Parameters:Static opening pressure: 0.01 MPa;Frame material: Carbon steel or stainless steel;Flame arrestor material: 304SS;Applicable dust: St1 and St2 dust with Kst ≤ 300 barg*m/s, effective venting area meets explosion venting requirements;Product classification: Based on usage conditions, it can be divided into rectangular flame-free venting devices and curved flame-free venting devices;Applicable equipment: Dust collectors, bucket elevators, drying equipment, cyclone separators, dust collectors;Industries: Wood processing, plastics, spray painting, food and dairy, plastic and dye processing, grain storage and processing, pharmaceuticals, coal processing, brewing, chemicals, metal processing, chemicals, power, cement, and other industries.Cyclone Separator Explosion Vent Valve (Flame-Free Venting Device)Working Principle:The flame-free venting device consists of two parts—an explosion vent panel and a flame extinguishing module. The explosion vent panel responds rapidly to rising deflagration pressure, opening immediately to reduce pressure. When the expanding fireball passes through the open vent panel, it is intercepted by the flame extinguishing module. The stainless steel precision mesh, supported by a frame, acts as a three-dimensional flame trap, extinguishing the flame to prevent propagation and avoid secondary or multiple explosions. The extinguishing module eliminates deflagration flames, reduces hot gas temperature, and captures both burning and unburned dust passing through the open vent panel.Simultaneously, pressure waves or noise generated by production equipment are minimized. As flames pass through the mesh flame arrestor, heat exchange occurs between the arrestor and the flame, rapidly cooling the high-temperature flame, venting pressure and smoke, while also reducing pressure waves or noise from production equipment.Application Fields:Widely used in industries such as grain, metallurgy, chemicals, power, light industry, tobacco, pharmaceuticals, machining, and solid waste treatment. Applicable equipment includes cyclone separators, bag dust collectors, dust collectors, cartridge filters, pneumatic conveyors, rod or ball mills, bucket elevators, dryers and ovens, roller grinding, buildings, and more.With increasingly stringent environmental inspections, safety has become a major concern. In the past, explosion vent panels were commonly installed on dust collectors to release overpressure caused by dust explosions. However, installing such devices indoors is not permitted by safety regulations as it endangers nearby personnel and equipment. The pressure waves and flames from explosions could trigger secondary or multiple explosions, posing risks. Therefore, relying solely on explosion vent panels for dust collectors is unreliable. We recommend using flame-free venting + isolation technology (a cost-effective solution) or suppression + isolation technology to ensure production safety.There are three main methods for dust explosion protection: venting, isolation, and suppression.Venting: Releases explosion pressure in advance through a pressure relief device to protect equipment from damage.Isolation: Uses an isolation valve to block the explosion and prevent flame propagation.Suppression: Detection devices identify sparks and trigger fire suppression systems to instantly extinguish flames, preventing explosions. more>

$1000

Category: Others

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: more>

$1000

Category: Machinery & Equipment/Valves/Other Valves

Company: Suzhou Century Xing Industrial Technology Co., Ltd.

Product Description: A flameless explosion venting device is a safety apparatus designed to protect equipment and personnel by automatically shutting down equipment or pipelines in the event of an explosion or fire, preventing the spread of flames or escalation of the explosion. It operates by detecting changes in gas pressure and temperature inside pipelines or equipment to assess the risk of explosion or fire. If a hazard is confirmed, it immediately closes the equipment or pipeline while releasing pressure to safeguard both machinery and personnel.Flameless Explosion Vent Valve (Dust and Gas Venting Device)Brief Introduction:1. It consists of two parts: an explosion vent panel and a flame arrestor module;2. Suitable for flameless venting of dust explosions in indoor equipment. It offers high venting efficiency and is cost-effective;3. Effectively blocks flames and heat, providing a safe environment for equipment, buildings, and personnel, while also collecting dust to reduce environmental pollution;4. When combined with an isolation valve, it not only prevents pressure waves and flames from propagating to upstream production areas but also mitigates secondary explosions, reducing property damage and ensuring personnel safety.Product Parameters:Static activation pressure: 0.01 MPa;Frame material: Carbon steel or stainless steel;Flame arrestor material: 304SS;Applicable dust: St1 and St2 dust with Kst ≤ 300 barg*m/s, with effective venting area meeting explosion venting requirements;Product classification: Based on application scenarios, it can be divided into rectangular flameless venting devices and curved flameless venting devices;Applicable equipment: Dust collectors, bucket elevators, drying equipment, cyclones, dust collectors;Industries: Wood processing, plastics, spray painting, food and dairy, plastic and dye processing, grain storage and processing, pharmaceuticals, coal processing, brewing, chemicals, metal processing, chemicals, power, cement, and more.Flameless Explosion Vent Valve (Dust and Gas Venting Device)Working Principle:The flameless venting device consists of two parts—an explosion vent panel and a flame extinguishing module. The explosion vent panel responds rapidly to rising deflagration pressure, immediately opening to reduce pressure. When the expanding fireball passes through the open vent panel, it is intercepted by the flame extinguishing module. The stainless steel mesh, supported by a frame, acts as a three-dimensional flame trap, extinguishing the flame and preventing propagation, thereby avoiding secondary or multiple explosions. The flame extinguishing module eliminates deflagration flames, reduces the temperature of hot gases, and captures both burning and unburned dust passing through the open vent panel.Simultaneously, pressure waves or noise generated by production equipment are significantly reduced. As flames pass through the mesh flame arrestor, heat exchange occurs, rapidly cooling high-temperature flames, venting pressure and smoke, while further reducing pressure waves or noise from production equipment.Application Fields:Widely used in industries such as grain, metallurgy, chemicals, power, light industry, tobacco, pharmaceuticals, machining, and solid waste treatment. Applicable equipment includes cyclones, bag dust collectors, dust collectors, cartridge filters, pneumatic conveyors, rod or ball mills, bucket elevators, dryers and ovens, roller grinding, buildings, and more.With increasingly stringent environmental inspections, safety has become a major concern. In the past, explosion vent panels were commonly installed on dust collectors to release overpressure from dust explosions. However, such installations on indoor equipment are not permitted by safety regulations, as they endanger surrounding personnel and equipment. The pressure waves and flames from explosions may trigger secondary or multiple explosions, posing risks. Therefore, relying solely on explosion vent panels for dust collectors is unreliable. We recommend using flameless venting + isolation technology (a cost-effective solution) or suppression + isolation technology to ensure production safety.There are three primary methods for dust explosion protection: venting, isolation, and suppression.Venting: Releases explosion pressure in advance through a pressure relief device to protect equipment from damage.Isolation: Uses an isolation valve to block the explosion and prevent flame propagation.Suppression: Detection devices identify sparks and trigger fire suppression systems to instantly extinguish flames, preventing explosions. more>

Negotiable

Category: Chemicals/Oxides/Chromium Oxide

Company: 湖州同顺新材料有限公司

Product Description: more>

$78

Category: Chemicals/Adhesives & Sealants/Polyurethane Adhesives

Company: 大城县昌盛密封材料有限公司

Product Description: Raw material tape is a commonly used auxiliary product in liquid pipeline installation, applied at pipe connections to enhance the sealing of pipeline joints. It is a novel and ideal sealing material. Due to its non-toxicity, odorlessness, excellent sealing, insulation, and corrosion resistance, it is widely used in water treatment, natural gas, chemical, plastic, electronic engineering, and other fields.   The chemical name of raw material tape is polytetrafluoroethylene. Ordinary white polytetrafluoroethylene tape is commonly used in HVAC and water supply and drainage systems, while specialized polytetrafluoroethylene tape is also used for natural gas pipelines. The main raw material is polytetrafluoroethylene, though some processes differ.   Raw material tape is produced using imported materials and advanced technology, offering excellent quality and a complete range of specifications to meet the requirements of different industries and customers. The product features extremely superior insulation, strong chemical stability, and excellent sealing performance, making it widely used in machinery, chemical, metallurgy, power, shipbuilding, aerospace, medicine, electronics, and other industrial fields.   Raw material tape is also known as polytetrafluoroethylene tape. Polytetrafluoroethylene is the polymer of tetrafluoroethylene, abbreviated as PTFE in English.   Polytetrafluoroethylene (F4, PTFE) possesses a series of excellent performance characteristics: high-temperature resistance—long-term use at 200~260 degrees Celsius, low-temperature resistance—remaining flexible at -100 degrees Celsius; corrosion resistance—resistant to aqua regia and all organic solvents; weather resistance—extremely long aging life among plastics; high lubricity—has the smallest friction coefficient (0.04) among plastics; non-stick properties—has the smallest surface tension among solid materials and does not adhere to any substance; non-toxic—physiologically inert; excellent electrical properties, making it an ideal Class C insulating material. Polytetrafluoroethylene material is widely used in important sectors such as national defense and military industry, atomic energy, petroleum, radio, electrical machinery, and chemical industry. more>

Negotiable

Category: Chemicals/Mixing Equipment/Mixers

Company: 厦门威伯伦科技有限公司

Product Description: I: 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer Machine PurposeThe 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer (1-liter internal mixer) is suitable for mixing, dispersing, kneading, and plasticizing various chemical raw materials such as rubber, plastic materials, silicone, and engineering-modified materials. The 1L internal mixer is primarily used for experimental purposes in universities and research institutions.The design of the mixing system has been improved and developed by technical personnel over many years. The gap between the rotor and the mixing chamber, as well as the construction of the rotor shaft and rotor blades, are specifically tailored for laboratory use, with high precision requirements that allow formulators to accurately monitor changes and characteristics of materials. The new 1L internal mixer features a visual design, enabling real-time observation of material status. With the adoption of a microcomputer control system, time, temperature, and current curves during material experiments can be stored and exported for comparative analysis after testing.II: 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer Application ScopeThe 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer (1-liter internal mixer) is widely used for raw materials in rubber and plastic products such as EVA, PVC, TPR, PE, PP, PC, metal powder, ceramic powder, functional masterbatch, rubber additives, shoe materials, rubber tires, sealing parts, electronic products, wires and cables, and automotive products.III: 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer Technical FeaturesThe 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer (1-liter internal mixer) features a small footprint, energy efficiency, safety, ease of operation, excellent dispersion, low noise, long service life, minimal maintenance frequency, and a built-in dust collector. All technologies are sourced from Taiwan, with core components imported. The small internal mixer has been selected by numerous domestic universities and has established partnerships with prestigious institutions such as Tsinghua University, the Chinese Academy of Sciences, and South China University of Technology. It has currently formed long-term cooperative relationships with over 30 universities nationwide. The primary function of the 1L internal mixer (1-liter internal mixer) is to support laboratory sampling and research and development. Successful signed clients include South China University of Technology, Xi’an University, Xi’an Jiaotong University, Harbin University of Science and Technology, Shanghai University, Central South University, Xiamen University, Yueyang Baling Petrochemical, Beijing Yanshan Petrochemical, Zibo Qixiang Tengda Chemical, Tianjin Petrochemical, China Academy of Engineering Physics, Wuhan Wangrui Laboratory, Kraton Polymers, and many other universities and research institutions.IV: 1L Internal Mixer | Experimental Internal Mixer | Small Internal Mixer Technical ParametersMixing Capacity:------------------------1LDrive Motor:-----------------------3.7KWTilting Motor:------------------------200WTilting Angle:------------------------110 degreesApproximate Output:-------------------------0.6-1.5KG/batchMachine Weight:--------------------------800KGDimensions:---------------------------1300mm*900mm*1800mm more>

$电议

Category: Chemicals/Organosilicon/Siloxanes

Company: 广州印田新材料有限公司

Product Description: more>

$面议

Category: Chemicals/Inorganic Salts/Sulfates

Company: 泰安市永晟生物科技有限公司

Product Description: The molecular formula of aluminum sulfate is AL2(SO4)3, with a molecular weight of 342.15. It appears as a white rhombic crystalline powder or lump with a density of 1.69 g/ml (25°C). In the paper industry, it is used as a precipitant for rosin glue, wax emulsions, and other sizing agents. In water treatment, it serves as a flocculant. It is also used as an internal retaining agent in foam fire extinguishers, a raw material for producing alum and aluminum white, a decolorizing and deodorizing agent in petroleum, and a raw material for certain pharmaceuticals. Additionally, it can be used to manufacture artificial gemstones and high-grade ammonium alum.Scope of Application:Primarily suitable for the production of high-grade paper whitening and sizing agents, post-coating treatment in titanium dioxide manufacturing, soil improvement, catalysts, water purifiers, and new building materials.Product Characteristics:The product features high whiteness, high transparency, low impurities, high solubility, and extremely low iron content.Product Grades and Main Quality Indicators:Product GradeAL2O3%≥Fe%≤Water Insolubles%≤PH≥SolidFlake15.80.0050.023.0Powder15.80.0050.023.0Packaging Specifications: 25KG, 50KG, 500KG, 1000KG more>

$999

Category: Hardware & Tools/Combination Tool Sets/Hand Tool Sets

Company: 沧州市志远防爆工具有限公司

Product Description: Cangzhou Zhiyuan Explosion-proof Tools Co., Ltd. produces explosion-proof tools including the following major categories:1. Explosion-proof hand chain hoists, explosion-proof pulleys, explosion-proof bench vices, explosion-proof sockets and accessories2. Various explosion-proof wrenches and explosion-proof pipe wrenches, such as explosion-proof double ring wrenches, explosion-proof striking wrenches3. Explosion-proof hammers, such as explosion-proof octagon hammers, explosion-proof ball peen hammers, explosion-proof mallets4. Explosion-proof putty knives, explosion-proof rust removal knives, explosion-proof flat chisels, explosion-proof files5. Explosion-proof crowbars6. Explosion-proof pliers and explosion-proof scissors, such as explosion-proof combination pliers, explosion-proof slip-joint pliers7. Explosion-proof screwdrivers, explosion-proof centers, explosion-proof listening rods8. Explosion-proof oil pumps, explosion-proof buckets, explosion-proof pullers, and other miscellaneous items9. Explosion-proof combination tool sets10. Stainless steel tools, titanium alloy tools, steel insulated tools, explosion-proof insulated tools, special steel toolsContact: Zhao QingyaoPhone: 13333278272  QQ: 2423175938 more>

$999

Category: Hardware & Tools/Combination Tool Sets/Hand Tool Sets

Company: 沧州市志远防爆工具有限公司

Product Description: Cangzhou Zhiyuan Explosion-proof Tools Co., Ltd. produces explosion-proof tools including the following major categories:I. Explosion-proof hand chain hoists, explosion-proof pulleys, explosion-proof bench vices, explosion-proof sockets and accessoriesII. Various explosion-proof wrenches and explosion-proof pipe wrenches, such as explosion-proof double-end ring wrenches, explosion-proof striking wrenchesIII. Explosion-proof hammers, such as explosion-proof octagonal hammers, explosion-proof ball-peen hammers, explosion-proof malletsIV. Explosion-proof putty knives, explosion-proof rust removal knives, explosion-proof flat chisels, explosion-proof filesV. Explosion-proof crowbarsVI. Explosion-proof pliers and explosion-proof scissors, such as explosion-proof combination pliers, explosion-proof slip-joint pliersVII. Explosion-proof screwdrivers, explosion-proof centers, explosion-proof listening rodsVIII. Explosion-proof oil pumps, explosion-proof buckets, explosion-proof gear pullers, and other miscellaneous itemsIX. Explosion-proof combination tool setsX: Stainless steel tools, titanium alloy tools, steel insulated tools, explosion-proof insulated tools, special steel toolsContact: Zhao QingyaoPhone: 13333278272  QQ: 2423175938 more>

Negotiable

Category: Chemicals/Organosilicon/Silanes

Company: Jiangxi Dstone Minerals Technology Co., Ltd.

Product Description: 1. Good adaptability and compatibility with polyolefin system products, excellent dispersibility.2. The cable materials produced have superior insulation and fire resistance. After ablation, they have good adhesion, no cracking or dripping, good compactness of the ablated surface, high strength, and good processability.3. All products meet the requirements of being green, environmentally friendly, halogen - free, and non - toxic, and comply with REACH/RoHS.4. Whether it is during product testing or after purchase, continuous tracking and optimization services are provided until the customer's process is successfully scaled up for mass production.5. According to the different application scenarios and requirements of customers, targeted optimization solutions can be provided. Technical Indicators: Item Indicator Testing Standard Appearance White powder Visual inspection ISO. BrightnessWhiteness ≥90 GB/T 23774 - 2009 Moisture(%)Moisture content ≤0.3 GB/T 6284 - 2006 Particle Size (D50) ≤5.5 GB/T 19077 - 2024 PH ValuepH value 10 - 11 GB/T 5211.14 - 2021 Note: The above technical data are representative data of this product. The final effects may vary due to different formula systems, processes, and addition amounts. Application Areas:Ceramicized low - smoke halogen - free polyolefins for the production of medium - and low - voltage fire - resistant wires and cables, mining cables, ship cables, fire - resistant cables for oil fields and offshore platforms, optical fiber cables, etc. more>

Negotiable

Category: Chemicals/Chemical Intermediates/Intermediate Compounds

Company: 南京新斯特生物科技有限公司

Product Description: Pharmaceutical intermediates more>

Negotiable

Category: Others

Company: 南京新斯特生物科技有限公司

Product Description: Pharmaceutical intermediates more>

Negotiable

Category: Chemicals/Chemical Intermediates/Methyl Compounds

Company: Changzhou Xuanming Pharmaceutical Technology Co., Ltd.(Changzhou Xuanming chemical Co., Ltd.)

Product Description: CAS NO:1099-45-2EC NO:214-151-7Molecular Formula:C22H21O2PMolecular Weight:348.3747Synonyms:;(Carbethoxymethylene) triphenylphosphorane;Ethyl (triphenylphosphoranylidene)acetate;(Carbethoxymethylene)triphenylphosphorane;(Carboethoxymethylene)triphenylphosphorane;(Ethoxycarbonylmethylene)triphenylphosphorane;Carboethoxymethylene triphenyl-phosphorane, [Ethyl (triphenylphosphoranylidene)- acetate];Ethoxyl methylene malononitrile;Ethyl 2-(triphenyl-lambda(5)-phosphanylidene)acetate;Triphenylphosphoranylidene ethyl acetate;CEMTPP;carbethoxy methylene triphenyl phosphorane; ;ethyl (triphenyl-lambda~5~-phosphanylidene)acetate;triphenylphosphorane;Molecular Structure:CAS NO:1099-45-2EC NO:214-151-7Molecular Formula:C22H21O2PMolecular Weight:348.3747Synonyms:;(Carbethoxymethylene) triphenylphosphorane;Ethyl (triphenylphosphoranylidene)acetate;(Carbethoxymethylene)triphenylphosphorane;(Carboethoxymethylene)triphenylphosphorane;(Ethoxycarbonylmethylene)triphenylphosphorane;Carboethoxymethylene triphenyl-phosphorane, [Ethyl (triphenylphosphoranylidene)- acetate];Ethoxyl methylene malononitrile;Ethyl 2-(triphenyl-lambda(5)-phosphanylidene)acetate;Triphenylphosphoranylidene ethyl acetate;CEMTPP;carbethoxy methylene triphenyl phosphorane; ;ethyl (triphenyl-lambda~5~-phosphanylidene)acetate;triphenylphosphorane;Molecular Structure: more>