CNBM Brand Oil seal

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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...


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Q:How to use graphite seals?
All end face seals, as long as the sealing medium is not obvious hard particles, are recommended soft ring carbon graphite ring. There are many kinds of carbon graphite rings, which can be chosen according to need. After the selection, in accordance with the installation requirements, you can use, and the general service life of 1~2 years.
Q:What is the material of the sealing ring mostly?
Material applicationNBR NBR sealing ring: suitable for use in petroleum system, hydraulic oil, glycol hydraulic oil, two ester lubricating oil, gasoline, water, silicon grease, silicone oil and other media. It is the most widely used and lowest cost rubber seal at present. Not suitable for polar solvents such as ketones, ozone, nitro hydrocarbons, MEK and chloroform. The general use temperature range is -40~120 degrees centigrade.
Q:What seals should be used for high speed spindle rotation?
What is the approximate temperature of your environment? Another is how much stress can be achieved Only in this way can you tell what material to use, or what form to choose, because you need to know the external use environment to determine the internal structure of the oil seal
Q:What is the international requirement for the temperature of the seal in the hydraulic cylinder?
X ring, rubber ring, rubber ball, Pu seal, seal, pipe joints seals, rubber gaskets and rubber parts. All imported raw materials.
Q:What's the difference between the oil seal and the seal?
The placement of the skeleton has strict requirements, and the standard and specifications of the products are different. Of course, the prices are more expensive than those made in China
Q:Sealing type and specification of solenoid valve core
Noise reduction and decompression of the seat, and therefore used for flashing and other industrial and mining, the drawback is that the media can not be used for dirty areas.V- ball and eccentric rotary valve can be used in slurry and other impurities containing medium.
Q:What are the mechanical equipments for producing seals?
Depends on what is the production of sealed products. There are many kinds of sealing products. O rings, oil seals, winding gaskets, rubber gaskets, asbestos gaskets, non asbestos gaskets, many, many, each production equipment is not the same.
Q:Mechanical, I often need to use seals, when used with a sudden do not know the specifications, size,
It also introduces how to choose the sealing material and the sealing type reasonably according to the working conditions, and the design of the sealing structure is carried out. In addition, all kinds of seals conforming to the national standard are also provided for readers to choose from
Q:Classification of the use of seals
1. according to the function classification: divided into shaft seal, hole seal, dust seal, guide ring, fixed seal, rotary seal;2., according to material classification: divided into nitrile rubber, three yuan ethylene propylene rubber, fluorine rubber, silica gel, fluorine silicone rubber, nylon, polyurethane, engineering plastics, etc..
Q:What kinds of seals are there in SKF bearings?
The so-called bearing additional sealing performance device, that is, in the installation of end caps and other internal manufacturing into a variety of sealing devices.The following main factors should be taken into account in the selection of bearings for external seals:1. bearings, lubricants and types (greases and lubricants);2. the working environment of the bearing, the size of the occupied space;

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