• Black Rubber ring gasket oil seal suppliers from CNBM System 1
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  • Black Rubber ring gasket oil seal suppliers from CNBM System 3
Black Rubber ring gasket oil seal suppliers from CNBM

Black Rubber ring gasket oil seal suppliers from CNBM

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Oil Seal

We're professional to produce various of Rubber products with different material and have exported for 20 years.

we can provide you the all kinds of oil seal with high quality and reasonable price.

Our target is "All Customers first, Quality First, and Credit First"

This is the detail of our oil seal:

1.seal material:

NBR,HNBR,PTEE,FPM,MVQ,EPDM,PTFE,and so on

2.seal application:

trains,automobile,motocycles,trucks,buses,agricutural machinery and any equipments

3.seal certification:

GB/T19001-2000-ISO9001: 2000 standard

4.seal production control:

prouduced by priecise CNC machine

5.seal strong point:

we have our own mold center and engineer, can develop all kinds of high tech requireds.

Powerful mold quantity in stock.

Most popular type stytle including TC, TB, SC, SBC, TBG...


Q:What are the common materials of rubber seals for valves?
Construction machinery industry, shipbuilding industry, automobile manufacturing, hydraulic industry and so on, almost as long as there is a place where the machine will use the oil seal oh.
Q:What's the function of the sealing ring?
Composition of mechanical sealMechanical seals are mainly composed of the following four components. 1. Main seals: moving ring and stationary ring. 2. Auxiliary sealing parts: sealing ring. 3, pressing parts: spring, push ring. 4, transmission parts: play skip and key or fixed screw.
Q:How heavy is the mechanical seal of the centrifugal pump?
Simple mechanical seal and double face seal (container type), the weight of a single seal is about 2 kilograms, and the double seal is in the range of 3.5~5 kg.Mechanical seals are one of the most complicated and complex mechanical basic components. They are the key components of various pumps, reaction reactors, turbo compressors, submersible motors and other equipment.
Q:Design of sealing ring, groove and bottom fillet of sealing ring
The rounded corners at the bottom of the groove are mainly designed to avoid stress concentration. The value of fillet radius, dynamic sealing groove desirable R=0.3~1mm, static sealing groove, it is recommended that its O ring section diameter of half, that is R=d/2
Q:The seal of the front end of the cylinder and the cylinder, "O" ring, why has it been serrated for some time?,
It should be considered that the gap between the two mounting surfaces of the 0 type ring is too large.It is recommended to reduce the fit clearance or increase the retaining ring.
Q:What are the seals that are resistant to 500 degrees of high temperature?Airtight chamber gas temperature up to 500 degrees, what are the appropriate seals available? Thank you
Airtight container seals are static seal, you can use the "flexible graphite" material made of seals, capable of more than 1000 degrees high temperature. (dynamic seal does not apply).
Q:How long is the shelf life of the cylinder seals?
Hello, mainly depends on your working environment, as well as product quality, different environment, choose different seals, we mainly divided into three grades, 100 degrees < 100 degrees -150 degrees; 150 degrees -200 degrees. Choose the right seal, of course, life is long, and the key is that the quality of the cylinder products also seriously affect the life of the sealing ring.
Q:What is the sealing principle of O type sealing ring?
O rubber ring seal is called O ring, it is a kind of rubber ring whose cross section shape is round. The O sealing ring is the most widely used seal in hydraulic and pneumatic systems
Q:The difference between piston seal and piston rod seal
The cylinder is composed of a cylinder block, a piston, a piston rod, a cylinder head and a sealing ring.Piston seal refers to the seal between the cylinder and piston, the seal is bad will affect the performance of the cylinder, sealing groove on the piston
Q:What's the difference between an oil seal and a seal? Is it the same thing?
Broadly speaking, seals include oil seals. In a narrow sense, it can be understood that seals can be used to seal oil or to seal air, i.e., oil seals and pneumatic seals. But in the sealing field, oil seal is used for rotating the skeleton oil seal, and non professional fields, such as some used seal factory engineers, said the oil seal is used to seal oil seal, including static seal and reciprocating rotary oil seal oil seal and seal oil seal.

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