Others & Excess Inventory - Others

　　Oil seals also known as shaft seals, are vital components in many types of machinery, providing a physical barrier that retains lubricants and excludes dirt and moisture. The effectiveness of an oil seal is largely determined by its dimensions, which must be chosen carefully to ensure a proper fit and optimal performance. 　　The primary dimensions to consider when selecting an oil seal are the shaft diameter, bore diameter, and seal width. The shaft diameter refers to the size of the shaft where the seal will be installed, while the bore diameter is the size of the housing or bore where the seal will be fitted. The seal width is the radial width of the seal itself. 　　Choosing the correct shaft and bore diameters is crucial to ensure a tight and secure fit. If the seal is too large, it may not fit properly, or it may be overly compressed, leading to premature wear and potential failure. Conversely, if the seal is too small, it may not provide an adequate seal, leading to leakage. 　　The seal width is also important, as it affects the seal's ability to withstand pressure and its overall durability. A wider seal may provide a better seal and be more durable, but it may also generate more friction and heat, which could lead to premature wear. 　　In addition to these basic dimensions, there are other factors to consider, such as the type of material the seal is made from and the type of sealing lip. These factors can also affect the seal's performance and lifespan. 　　Selecting oil seals by dimension is a complex task that requires a thorough understanding of the machinery where the seal will be used and the operating conditions it will be subjected to. By carefully considering these factors, you can choose the right oil seal that provides optimal performance and longevity.

Minimum Order: 100

In order to improve the theory and hand on technical level and actual operation skills of technical workers, strengthen the workers in the new form under the condition of competition ability to rapidly improve equipment maintenance and repair operator site ability to deal with problems, the enterprise introduced a “process control equipment fault diagnosis and maintenance skills training platform". This training platform by the controlled object (stainless steel frame) and control system (mesh plate) composition. Controlled object contains a power system, water tank, storage tank, pressure transmitter, turbine flowmeter, variable pressure transmitter, Pt100 and K dividing thermocouple, electric control valve, solenoid valve, piping and valves, etc.,

　　In the realm of machinery, the importance of oil seals cannot be overstated. They are crucial for maintaining the efficiency and longevity of various mechanical systems. Among the numerous Seals manufacturers in this industry, NQKSF stands out as a leader, renowned for its commitment to quality and innovation. 　　Founded in 1990, NQKSF is a professional manufacturer specializing in the research and development (R&D) and manufacturing of oil seals and O-rings. With over 30 years of experience, the company has established itself as a trusted name in the industry. 　　NQKSF’s success can be attributed to its rigorous adherence to international management system certification standards, including ISO 9001 and TS16949. The company has also implemented SAP’s ERP management system, further enhancing its operational efficiency. 　　The company’s R&D team is continuously working to enhance its core competitiveness. They independently develop CAD drawing designs, CNC lathe processing, and mold development, ensuring precision, flexibility, and stability in their products. 　　NQKSF’s manufacturing capacity is among the top in the industry. The company boasts more than 100 automatic vacuum vulcanizers, networked controller systems, and fully automated trimming machines, among other advanced equipment. This high level of automation allows for accurate control over vulcanization time, machine pressure, and product density. 　　The company’s products, including oil seals and O-rings, are used in a wide range of industries, from automobile manufacturing to agricultural machinery manufacturing, motor manufacturing, reducer manufacturing, hydraulic pneumatic, steel plant, coal mine, chemical machinery, and other machinery manufacturing industries. 　　NQKSF’s commitment to quality is further demonstrated by the certifications it has received. The company has passed IATF 16949:2016 certification. Additionally, its Nbr70 fkm75 material has passed RHOS certification. 　　NQKSF is a pioneer in the oil seal manufacturing industry, with a reputation for quality and innovation. Its commitment to R&D, adherence to international standards, and use of advanced manufacturing techniques have made it a trusted name in the industry. Whether it’s in automobile manufacturing or other machinery manufacturing industries, NQKSF’s oil seals and O-rings play a crucial role in ensuring the smooth operation of various mechanical systems.

Minimum Order: 100

　　The world of machinery is vast and complex, with countless components working together to ensure smooth operation. One such integral component is the oil seal, specifically the TCY oil seal. This article aims to shed light on the applications of TCY oil seals, their importance, and how they contribute to the overall efficiency of machinery. 　　TCY oil seals are primarily used for shaft sealing. The shaft is a rotating machine element, usually circular in cross-section, which is used to transmit power from one part to another, or from a machine that produces power to a machine that absorbs power. The shafts in these machines need to be sealed to prevent the leakage of lubricants, thus ensuring the smooth operation of the machinery. 　　The application of TCY oil seals is not limited to any specific industry. They are widely used in various sectors due to their high-quality material composition and design. For instance, they play an essential role in protecting heavy-duty equipment from contaminants and wear. This reduces downtime and maintenance costs, thereby increasing the efficiency and longevity of the machinery. 　　Moreover, TCY oil seals are designed to withstand a wide range of temperatures, from -30 to +100℃, making them suitable for use in different environmental conditions. This versatility further broadens their application scope across various industries. 　　In the automotive industry, for example, TCY oil seals are used in vehicles like Toyota. They help maintain the performance of the vehicle by preventing oil leakage, which could otherwise lead to significant damage and costly repairs. 　　TCY oil seals are a crucial component in many machines across various industries. Their primary function is shaft sealing, but their application goes beyond that. They protect heavy-duty equipment from contaminants and wear, withstand a wide range of temperatures, and are used in the automotive industry.

Minimum Order: 100

　　SC seals also known as shaft seals, are a critical component in many mechanical systems, providing a barrier that prevents the leakage of lubricants and the ingress of contaminants. But what material is an SC seal made of? 　　The SC seal profile is composed of a single metal cage with a rubber coating and a primary sealing lip with an integrated spring. This combination of materials provides the seal with its essential characteristics, including durability, flexibility, and resistance to various environmental conditions. 　　The metal cage of the SC seal is typically made from steel. This provides the seal with structural integrity and resistance to high pressures and temperatures. The rubber coating, on the other hand, enhances the seal’s sealing ability at the housing and is kind to softer materials. 　　The primary sealing lip of the SC seal is integrated with a spring. This spring is usually made from standard carbon steel. The spring ensures that the sealing lip maintains constant contact with the shaft, thereby enhancing the seal’s effectiveness. 　　The rubber used in SC seals can be made from various materials, including ACM (Acrylic Rubber), EPDM (Ethylene Propylene Diene Monomer Rubber), FKM (Fluoroelastomer Rubber), HNBR (Hydrogenated Nitrile Butadiene Rubber), and NBR (Nitrile Butadiene Rubber)1. These materials offer different properties, making them suitable for different applications. For instance, NBR is known for its excellent resistance to oil, while EPDM is highly resistant to weathering. 　　It’s important to note that the choice of material for an SC seal depends on several factors, including the operating conditions and the specific requirements of the application. For example, if the seal is to be used in an environment with high temperatures, a material like FKM, which has excellent heat resistance, would be a suitable choice. 　　SC seals are made from a combination of metal and rubber materials, each contributing to the seal’s overall performance and longevity. By understanding what material an SC seal is made of, one can make informed decisions when selecting seals for specific applications.

Minimum Order: 100

This trainer is designed to study the principle of a senor. Also, users can do application experiment using a PLC or microprocessor. It uses modular type, it is easy to disassembly and installation, transportation, we can supply customer design for you.

Coban GPS Tracking Device GPS311B GPS311C Motorcycle Vehicle Mini Car GPS Tracker remote stop engine TK311 Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Mini gps Car Tracker GPS Tracking GPS311C remote control vehicle real time with ACC alarm free mobile APP Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

GPS Tracking System for Avl Fleet Manage Turn off Engine GPS311 GPS Tracking Device car GPS tracker Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

Vehicle GPS Trackers GPS311 Tracking Devices For Vehicle Location Trackers free tracking platform Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

GPS Tracking Device for Vehicle gps tracker car Protection Anti-Theft GPS311 remote stop engine Key Specifications/Special Features: This tracker is a newly product based on the GSM/GPRS network and GPS satellite positioning system, which set multiple functions of security, positioning, monitoring surveillance, emergency alarms and tracking in its entiret. Function description: 1. Web based online tracking at our server 2. View map on cell phone, PDA, view target current location on map on the cellphone and PDA with the maps link in the message from tracker 3. Get location in real street/address name, send address + password to tracker, tracker will reply detailed street address, e. G. No. 113, Nantou guankou 2ND Rd, Nanshan, Shenzhen, China. 4. Location based service function, get detailed position via GSM network when the tracker in the place where is no GPS signal, with direction for real time track on Google map 5. Location Based Service, if the target you are inquiring enters into underground parking lot or other GPS blind area, the tracker will inform you the location via GSM network 6. Remote engine-stop and resume 7. Tracking function by timing and frequency 8. Authorized number added and deleted function 9. Real time Web server tracking and APP 10. Geofence: Set-up a geofence for the unit to restrict its movements within a district 11. The unit will send the message to the authorized numbers when it breaches the district 12. Waterproof IP66 13. ACC alarm 14. Movement alert 15. Over speed alarm: You can make the inspected target run according to fixed speed, it alarms when speed is exceeded 16. Power supply disconnection alarm 17. Low battery alarm function 18. Check the vehicle status 19. Set up ACC alarm, Sensor alarm by remote controller Quiver/sensor alarm Optional 24V relay for 24V vehicle Siren Extra remote control Applying directions: Vehicle fleet/logistics/vehicle rental Product Notes: Great for private use, company car or rental fleet management Comes with internal GSM and GPS antenna for excellent reception Comes with detailed instructions on how to work with GPRS enabled SIM and setup internet monitoring , so constant tracking information can be displayed on a detailed map Standard Package Include: 1 x tracker 1 x user manual 1 x packing box 1 x harness (cables) 1 x 12V relay 1 x Remote control and remote control Antenna (Only for GPS311C) Warranty 1. One year warranty is provided for all models. 2. All products have been strictly Quality Checked in house before packing. 3. All products have been well packed before shipping. OEM&ODM Service 1.Customize logo and brand print on the device or box 2.Offer firmware modification service 3.Customize design in bulk order Contact Details Shenzhen Coban Electronics Co., Ltd ( GPS Tracker Manufacturer)

Minimum Order: 100

　　Nitrile rubber oil seals also known as Buna-N or NBR seals, are widely used in various industries due to their exceptional properties and advantages. Nitrile rubber seal are made from a synthetic rubber compound, which exhibits excellent resistance to oil, fuel, and other chemicals. In this article, we will explore the advantages of Nitrile rubber oil seals in detail. 　　1. Excellent resistance to oil and fuel: 　　One of the primary advantages of Nitrile rubber oil seals is their exceptional resistance to oil and fuel. This property makes them ideal for applications that involve contact with petroleum-based products, such as automotive engines, hydraulic systems, and fuel handling equipment. Nitrile rubber oil seals effectively prevent leakage and maintain the integrity of the system, ensuring optimal performance. 　　2. High temperature resistance: 　　Nitrile rubber oil seals can withstand a wide range of temperatures, making them suitable for both high and low-temperature applications. They can operate effectively in temperatures ranging from -40°C to 120°C (-40°F to 248°F), depending on the specific formulation. This versatility allows Nitrile rubber oil seals to be used in various industries, including automotive, aerospace, and manufacturing. 　　3. Excellent sealing properties: 　　Nitrile rubber oil seals are known for their excellent sealing properties. They provide a tight and reliable seal, preventing the leakage of fluids or gases. This is crucial in applications where maintaining pressure or preventing contamination is essential. Whether it's sealing pipes, cylinders, or valves, Nitrile rubber oil seals offer superior performance and reliability. 　　4. Good abrasion resistance: 　　Another advantage of Nitrile rubber oil seals is their good abrasion resistance. They can withstand mechanical wear and tear, making them suitable for applications that involve frequent movement or contact with rough surfaces. Nitrile rubber oil seals are commonly used in hydraulic cylinders, pumps, and industrial machinery, where they are subjected to constant friction and wear. 　　5. Cost-effective solution: 　　Compared to other types of rubber seals, Nitrile rubber oil seals offer a cost-effective solution without compromising on performance. They are relatively inexpensive to manufacture and readily available in the market. Additionally, their durability and long service life contribute to cost savings in terms of maintenance and replacement. 　　6. Wide range of applications: 　　Due to their excellent properties, Nitrile rubber oil seals find applications in various industries. They are commonly used in automotive, oil and gas, chemical processing, and manufacturing industries. From sealing engine components to preventing leaks in pipelines, Nitrile rubber oil seals play a vital role in ensuring the efficiency and safety of different systems. 　　Nitrile rubber oil seals offer several advantages that make them a preferred choice in various industries. Whether it's maintaining pressure, preventing leakage, or withstanding harsh environments, Nitrile rubber oil seals consistently deliver reliable performance.

Minimum Order: 100

　　Oil seals play a crucial role in preventing oil leakage and maintaining the efficiency of various mechanical systems. However, they are prone to failure due to various reasons. Understanding the common causes of oil seal failure is essential for ensuring the smooth operation of machinery and preventing costly repairs. In this article, we will explore the primary factors that contribute to oil seal failure. 　　One of the most common causes of oil seal failure is improper installation. When oil seals are not installed correctly, they may become misaligned or damaged, leading to leakage. It is crucial to follow the manufacturer's guidelines and use the appropriate tools during installation to ensure a proper fit. 　　Another significant factor is excessive heat. High temperatures can cause the oil seal material to degrade, resulting in decreased elasticity and increased brittleness. As a consequence, the seal may lose its ability to maintain a tight seal, leading to oil leakage. Regular maintenance and monitoring of operating temperatures can help prevent this type of failure. 　　Contamination is another prevalent cause of oil seal failure. Dust, dirt, and other particles can accumulate on the sealing surface, causing abrasion and wear. Additionally, chemical contaminants such as acids or solvents can degrade the seal material, compromising its integrity. Implementing effective filtration systems and regular cleaning procedures can help minimize the risk of contamination-related failures. 　　Furthermore, oil seal failure can be attributed to excessive pressure. When the pressure exceeds the seal's design limits, it can cause deformation or rupture. This is particularly common in hydraulic systems or applications with high-pressure environments. Ensuring that the system operates within the specified pressure range and using seals designed for the appropriate pressure levels can help prevent this type of failure. 　　Inadequate lubrication is also a significant cause of oil seal failure. Insufficient lubrication can result in increased friction and heat generation, leading to premature wear of the seal. Regular lubrication maintenance and using the recommended lubricants can help extend the lifespan of oil seals and prevent failure. 　　Lastly, age and wear are unavoidable factors that contribute to oil seal failure. Over time, the material properties of the seal may deteriorate, resulting in reduced flexibility and sealing ability. Regular inspection and replacement of aging seals can help prevent unexpected failures and maintain system reliability. 　　Understanding the common causes of oil seal failure is crucial for maintaining the efficiency and reliability of mechanical systems. Improper installation, excessive heat, contamination, excessive pressure, inadequate lubrication, and age-related wear are among the primary factors that contribute to oil seal failure. By implementing appropriate maintenance practices and addressing these factors, one can minimize the risk of oil seal failure and ensure the smooth operation of machinery.

Minimum Order: 100

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