Customization: | Available |
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Material: | NBR |
Usage: | Engine, Transmission, Rear Axle |
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Oil seals, also known as rotary shaft seals, are pivotal in safeguarding mechanical systems from contaminants like grease, liquids, and dirt. Acting as a crucial component within any moving assembly, the oil seal provides vital stability between stationary and dynamic parts, ensuring seamless mechanical function. Typically, this essential seal comprises three key elements:
A sealing material crafted from high-quality rubber, robust metal casings, and resilient springs. Together, they form an adaptable and highly effective sealing assembly.
Our oil seals are available in various types including TC, TG, TA, SA, SB, SC, DC, MC, MG, TCV, TCN, TC4, and more, catering to diverse applications and requirements.
We provide an extensive array of premium rubber materials for oil seal production, tailored for a wide spectrum of operating conditions. These advanced materials are designed to withstand harsh chemicals and extreme temperatures, ensuring durability and reliability in challenging environments.
[Oil seal material introduction]: Discover the superior properties of our specialized rubber materials, crafted for excellence in sealing applications.
Ding Rubber (NBR) | Temperature resistance of 100ºC, good oil resistance, wear resistance, anti-aging, good sealing effect. |
silica gel (VMQ) | Temperature resistance of 200ºC, general oil resistance, high temperature resistance, good waterproof, non-toxic. |
Fluorogel (FKM) | Temperature resistance of 280ºC, good oil resistance, wear resistance, high pressure resistance, corrosion resistance. |
ethylene-propylene-diene misch-polymere (EPDM) | Temperature resistance of 150ºC, general oil resistance, corrosion resistance. |
(PTFE) | Temperature resistance of 280ºC, good oil resistance, wear resistance, high pressure and corrosion resistance. |
polyurethane (PU) | Temperature resistance of 90ºC, good oil resistance, wear resistance. |
Single lip structure | Single channel sealing lip for low pressure reciprocating motion (e. g. automotive crankshaft oil seal) |
Double lip structure | Two upper and lower sealing lips, a main seal (contact shaft), a secondary seal (dust), often used in high pressure environment |
Composite lip structure | Main lip + dust lip + buffer spring (like type NOK TCV), can withstand both radial and axial forces |
labyrinth packing | Multi-channel ring groove design to block oil by throttling effect (suitable for high-speed rotating axis) |
Seal the oil swing ring | Metal ring rotating centrifugal oil swing with shaft (commonly used in gearbox gearbox) |
Component name | Material selection | function declaration |
seal(ing)lip | NBR/FKM/PTFE | Main seal surface, the contact shaft forms a dynamic seal |
spring | Stainless steel / carbon steel | Provide lip pretension to compensate for wear |
skeleton | PA6/PC | Fixed the sealing lip shape and transfer the mounting stress |
Dust-proof lips | polyurethane elastomer | Blocking the entry of solid impurities (optional) |
Self-lubricating coating | plumbago/PTFE | Reduce the friction coefficient and extend the life life |