Others & Excess Inventory - Others

ODM/OEM professional stainless steel 316/303/304 sheet metal stamping parts with cnc laser cutting bending-Dalian Longyuan Electric Appliance Co., Ltd specializes in sheet metal processing, laser cutting parts, machine shell and cabinet processing, design and production of electrical control cabinet and high&low voltage switch cabinet. The total investment is about 30 million RMB，covers an area of 4000m²，over 30 skilled employees and 6 of them is senior engineer, has excellent product design and development ability and rich production experience. The company has many advanced production equipment: Laser cutting machine, Japanese CNC turret punch press, CNC shearing machine, CNC Bending Machine, Corner crimping machine, Punching machine, CNC Lathe, Machining center, Milling machine, Grinding machine and Wire EDM. We have the ability to meet the processing needs of different users, both price and delivery time will satisfy customers! Laser Cutting Service China, Sheet Metal Fabrication China, Sheet Metal Parts China

Minimum Order: 100

　　Oil seals often overlooked, play a pivotal role in the smooth operation of a wide array of machinery. This article aims to shed light on the diverse uses of these essential components. 　　At their core, oil seals serve two primary functions: preventing the leakage of lubricants and protecting against contamination. These functions are crucial across a multitude of applications, from automobiles to industrial machinery, and even household appliances. 　　In the automotive industry, oil seals are indispensable. They are used in virtually every part of a vehicle that involves rotational motion. From the engine to the transmission, the differential to the wheel hubs, oil seals ensure that lubricants stay where they are needed, and dirt and debris stay out. 　　Industrial machinery is another area where oil seals find extensive use. In hydraulic systems, for instance, oil seals prevent hydraulic fluid from leaking, ensuring the system operates at optimal pressure. In rotating equipment like pumps and mixers, oil seals keep lubricants in and contaminants out, reducing wear and tear and extending the equipment’s lifespan. 　　Even in our homes, oil seals are hard at work. In appliances like washing machines and dishwashers, oil seals help keep the water in and the electrical components dry, ensuring safe and efficient operation. 　　However, the use of oil seals is not limited to these areas. They are also found in aerospace applications, marine equipment, and even in the food and beverage industry. In each of these applications, the oil seal’s role remains the same: to keep lubricants in and contaminants out. 　　Oil seals are unsung heroes in our machinery-driven world. Their uses are as diverse as the industries they serve. By keeping lubricants in and contaminants out, they enable our machines to operate smoothly and efficiently, making our lives easier and more convenient.

Minimum Order: 100

　　Skeleton oil seals, a cornerstone in the field of mechanical engineering, are indispensable for maintaining the efficiency and longevity of machinery. 　　A skeleton oil seal is a typical representative of oil seals, often referred to simply as an oil seal. The role of an oil seal is generally to isolate the parts that need lubrication in the drive components from the output components, to prevent leakage of lubricating oil. 　　The structure of a skeleton oil seal consists of three parts: the oil seal body, the reinforcement skeleton, and the self-tightening spiral spring. The seal body is divided into different parts such as the bottom, waist, blade edge, and sealing lip, according to the different positions. 　　Typically, in the free state, the inner diameter of the skeleton oil seal is smaller than the shaft diameter, that is, it has a certain “interference”. Therefore, after the oil seal is installed on the oil seal seat and the shaft, the pressure of the oil seal blade edge and the contraction force of the self- tightening spiral spring exert a certain radial force on the shaft. 　　The general function of the skeleton oil seal is to isolate the components that need lubrication from the output components in the transmission parts, so as not to allow the lubricating oil to leak1. It is commonly used for rotating shafts and is a type of rotating shaft lip seal. 　　Skeleton oil seals in preventing lubricant leakage and protecting against contamination helps ensure the smooth operation and extend the lifespan of machinery. As technology advances, we can expect to see further improvements in the design and performance of skeleton oil seals.

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

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 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

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

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

　　In the intricate world of Car, oil seals hold a place of paramount importance. They serve as barriers, preventing the leakage of lubricants and barring the entry of contaminants. This article aims to shed light on the different types of oil seals used in Car. 　　Automobile Oil Seals: An Overview 　　Automobile oil seals are essentially barriers. They keep lubricants from leaking out of various parts of the vehicle, ensuring smooth operation. At the same time, they prevent dust and other contaminants from entering and causing potential damage. 　　Types of Automobile Oil Seals: 　　Car use several types of oil seals, each serving a specific purpose: 　　1. Crankshaft Oil Seals: These seals are used in the engine to prevent oil leakage from the crankshaft. 　　2. Camshaft Oil Seals: These seals are used to prevent oil leakage from the camshaft in the engine. 　　3. Wheel Hub Oil Seals: These seals are used in the wheel assembly to prevent lubricant leakage and the entry of dirt and water. 　　4. Power Steering Oil Seals: These seals are used in the power steering system to prevent fluid leakage. 　　5. Transmission Oil Seals: These seals are used in the transmission system to prevent the leakage of transmission fluid. 　　Oil seals play a crucial role in the functioning of various parts of an automobile. Understanding the different types of Automobile oil seals can help in maintaining your vehicle and diagnosing any issues related to oil leakage.

Minimum Order: 100

PLC Gateway (PLC/Modbus to MQTT/OPC UA Gateway) Item No.: BL102 Developed on embedded Linux operation system for robust stability, BL102 is an innovative gateway that converts PLC/Modbus to OPC UA/ MQTT protocol. BLIIoT PLC gateway supports PLC remote monitoring, PLC remote programming, PLC remote debugging, PLC remote upload and download, PLC remote control, PLC data acquisition, PLC remote communication. PLC/Modbus Gateway BLIIOT BL102 is an industrial IoT gateway that converts various PLC Modbus RTU and Modbus TCP into Modbus TCP, OPC UA, MQTT, Huawei Cloud IoT, AWS, Aliyun, ThingsBoard, BLIIoT Cloud and others.

Minimum Order: 5 dozens

　　Skeleton oil seals also known as radial shaft seals, play a pivotal role in various mechanical systems. They prevent the leakage of lubricants and the intrusion of contaminants. But what sets skeleton oil seals apart? This article aims to explore the unique structural characteristics of skeleton oil seals. 　　Understanding Skeleton Oil Seals: 　　Skeleton oil seals are named for their distinctive structure, which includes a metal casing or “skeleton” that provides rigidity and shape to the seal. This metal casing is usually coated with an elastomer for better sealing. 　　Structural Characteristics of Skeleton Oil Seals: 　　1. Metal Casing: The metal casing provides the seal with its basic shape and rigidity. It helps the seal maintain its form under pressure and during installation. 　　2. Elastomer Coating: The elastomer coating on the metal casing enhances the sealing capability of the oil seal. It is designed to be flexible and conform to the shape of the shaft or bore it is sealing. 　　3. Sealing Lip: The sealing lip is the part of the seal that comes into direct contact with the shaft. It is typically made from a material that is resistant to wear and tear and compatible with the lubricant. 　　4. Garter Spring: Some skeleton oil seals feature a garter spring. This spring helps maintain the sealing force of the lip against the shaft, especially during periods of no or low pressure. 　　The unique structural characteristics of skeleton oil seals, including the metal casing, elastomer coating, sealing lip, and optional garter spring, contribute to their effectiveness in preventing lubricant leakage and blocking contaminants. Understanding these characteristics can help in selecting the right oil seal for your needs.

Minimum Order: 100

　　Oil seals are a fundamental component in a multitude of mechanical systems. But why exactly do we use oil seals? This article aims to shed light on the crucial role that oil seals play and the reasons behind their widespread use. 　　The Primary Function of Oil Seals: 　　The primary function of an oil seal is to serve as a barrier. It prevents the leakage of lubricants from gaps within machines and bearings, ensuring the smooth operation of mechanical parts. Simultaneously, it blocks the entry of dust, dirt, and other contaminants that could potentially damage these machines. 　　The Importance of Oil Seals for several reasons: 　　1. Preventing Lubricant Leakage: Lubricants reduce friction between mechanical parts, preventing wear and tear. By keeping the lubricants in place, oil seals contribute to the longevity of the machinery. 　　2. Protecting Against Contaminants: Contaminants can cause significant damage to mechanical systems. Oil seals protect these systems by preventing the entry of harmful particles. 　　3. Maintaining Pressure: In hydraulic systems, oil seals help maintain pressure by preventing fluid leakage. 　　Types of Oil Seals: 　　Oil seals come in various types, each designed for specific applications. This includes radial shaft seals, axial shaft seals, and V-ring seals, among others. The diversity in types further underscores the versatility and widespread use of oil seals in different industries. 　　In conclusion, oil seals are indispensable in mechanical systems. They prevent lubricant leakage, protect against contaminants, and help maintain pressure in hydraulic systems. Their importance cannot be overstated, and understanding their role is crucial for anyone dealing with mechanical systems.

Minimum Order: 100

　　Oil seals are critical components in various mechanical systems. They prevent the leakage of lubricants and the intrusion of contaminants. A key aspect to consider when choosing an oil seal is its pressure rating. 　　Understanding Pressure Ratings: 　　The pressure rating of an oil seal refers to the maximum pressure that the seal can withstand without failure. This rating is typically measured in pounds per square inch (psi) or bar. 　　Specific Pressure Ratings for Oil Seals: 　　Most standard oil seals are designed for non-pressurized or low-pressure applications up to 0.5 bar (approximately 7.25 psi) for diameters of a limited size1. For diameters of 500 mm or more, the maximum pressure is 0.1 bar (approximately 1.45 psi). 　　For applications with very low pressure up to 3 psi (0.2 bar) continuous, or 7 psi (0.5 bar) maximum pressure spikes depending on shaft speed, seals made from materials like Fluoroelastomer (FKM), and Nitrile (NBR) can be used. 　　Factors Influencing Pressure Ratings: 　　1. Material: The material of the seal plays a significant role in its pressure rating. Some materials can withstand higher pressures than others. 　　2. Design: The design of the seal, including its shape and the presence of garter springs, can affect its pressure rating. 　　3. Operating Conditions: The pressure rating can also depend on the operating conditions, such as temperature and rotational speed. 　　Choosing the Right Pressure Rating 　　Selecting an oil seal with the appropriate pressure rating is crucial for the longevity and efficiency of your mechanical system. Here are some tips: 　　1. Understand Your System: Determine the maximum pressure your system will exert on the seal. 　　2. Consult Manufacturer Specifications: Refer to the manufacturer’s specifications for the pressure rating of their oil seals. 　　3. Consider Safety Margins: Choose a seal with a pressure rating higher than your system’s maximum pressure to account for unexpected pressure spikes. 　　Understanding the specific pressure ratings of oil seals is crucial in selecting the right seal for your needs. By considering the factors that influence the pressure rating and following the tips provided, you can ensure the optimal performance and longevity of your mechanical system.

Minimum Order: 100

Company Production Wuhan Boli New Materials Co., Ltd. is an innovative technology company focusing on the research and development, industrialization and technology application of advanced materials. It has a professional doctoral research and development team at home and abroad, a perfect R & D and application service system, and an advanced cooperative production base. We provide a full range of acetylenediol, silicone, surfactants, water-based additives products, committed to water-based coatings, photovoltaic cutting, new energy and other fields of product development and application services. Acetylenic alcohol ether wetting agent Product CAS No. Chemical Composition PT-104 126-86-3 2,4,7,9-Tetramethyl-5-decyne-4,7-diol PT-420 9014-85-1 Ethoxylated 2,4,7,9-Tetramethyl-5-decyne-4,7-diol PT-440 9014-85-1 Ethoxylated 2,4,7,9-Tetramethyl-5-decyne-4,7-diol PT-465 9014-85-1 Ethoxylated 2,4,7,9-Tetramethyl-5-decyne-4,7-diol PT-2502 182211-02-5 Ethoxylated propoxylated 2,4,7,9-Tetramethyl-5-decyne-4,7-diol PT-106 68227-33-8 2,5,8,11-Tetramethyldodec-6-yne-5,8-diol PT-640 169117-72-0 2,5,8,11-Tetramethyl-6-dodecyn-5,8-diol ethoxylate PT-670 169117-72-0 2,5,8,11-Tetramethyl-6-dodecyn-5,8-diol ethoxylate Product characteristics This product does not contain silicon, is a non-ionic surfactant, and is used in high-speed motion scenarios to provide extremely low surface tension. It is mainly used in water-based coating, ink, silicon wafer processing industry, with excellent wetting, low bubble performance. Applications Waterborne Industrial Coatings Waterborne Internal Can Coatings Printing Inks Pressure-Sensitive Adhesives Paper Coatings Latex Dipping Agricultural Chemicals Electroplating and Acid Pickling Concrete and Oil Well Cementing Silicon wafer processing

Minimum Order: 1 bags