ISO Certification Custom And Standard Size Hot Selling Oil Gasket Seals Nitrile O Rings Manufacturers and Factory

ISO Certification Custom And Standard Size Hot Selling Oil Gasket Seals Nitrile O Rings

Brand :IBG

Product origin :Shijiazhuang, Hebei, China(mainland)

Delivery time :2~20 work days

Supply capacity :18000000 pieces/month

ISO Certification Custom And Standard Size Hot Selling Oil Gasket Seals Nitrile O Rings

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Rubber O-ring sealing performance, high working life, dynamic pressure sealing work life 5-10 times higher than the conventional rubber seal, up to several times, under certain conditions with the sealed base with the same life. Mainly used for sealing occasions.

Rubber O-ring is suitable for installation on a variety of mechanical equipment, in the provisions of the temperature and pressure, and different liquids and gases medium, at rest or exercise state of sealing. In the bathroom, ships, automobiles, hardware, electronics, toys, electrical appliances, aerospace equipment, machinery, and various types of instrumentation, a large number of applications with various types of sealing components. 

Rubber O-ring is mainly used for static seal and reciprocating seal. For rotary motion seals, only low-speed rotary seals. 

Rubber O-ring is generally installed on the outer circle or inner circle cross-section of the rectangular groove play a sealing role. 

Rubber O-ring in the oil, acid, abrasion, chemical erosion and other environments still play a good seal, shock absorption. Therefore, the rubber O-ring is the most widely used type of seal in hydraulic and pneumatic drive systems

Abbreviation: NBR

Common Name:Buna N, Nitrile, NBR

Chemical Definition:Butadiene Acrylonitrile

General Characteristics:Waterproof,oilproof

Durometer-Range (Shore A):20-95

Tensile Range (P.S.I):200-3000

Elongation (Max.%):600

Compression Set:Good


Abrasion Resistance:Excellent

Tear Resistance:Good

Solvent Resistance:Good to Excellent

Oil Resistance:Good to Excellent

Low Temperature Usage (°F):-30° to - 40°

High Temperature Usage (°F):to 250°

Aging Weather-Sunlight:Poor

Adhesion To Metals:Good to Excellent

Usual Hardness range:50-90 shore A


1. Has good solvent, oil, water and hydraulic fluid resistance.

2. Good compression set, abrasion resistance and tensile strength. 


1. Not recommended for using in highly polar solvents such as acetone, and MEK, ozone, chlorinated hydrocarbons and nitro hydrocarbons.

Usage: fuel tank, grease-box, hydraulic, gasoline, water, silicone oil, etc



SHIJIAZHUANG BEIKE SEALING TECHNOLOGY CO.,LTD. specializes in rubber sealing field with 10 years experience which main produce custom rubber partso ring and hydraulic seals, and passed TS 16949 and ISO 9001 certificate. Customized rubber parts are our advantage.

IBG company especially good at making o-ring, gasket, stopper, strip, bellow, cap, washer, valve, cord, cover, plug and lots of other rubber products with SILICONE, NBR, HNBR, EPDM, FKM, FFKM materials.
Not only standard rubber products but also various rubber shaped parts can be provided by us.
Product size, materials, quantity, price,payment terms, shipping terms and others can be negotiated.

We can also: Select & develop material; 
                        Recommend sizes & Design;
                        ODM/OEM Service;
                        Custom Design.

Solving problems and proposing sealing ways. Our engineers could offer design & selection support, and free sample could be provided for testing. IBG aim is solving sealing problems for global customers.

To respect customers, service actively. Satisfying customers require-ments as our aim. Controlling product quality & delivery time strictly. 100% qualified.

Tracking customers and replying questions positively. Answering problems patiently. If quality could not satisfy your request, return / exchange policy is available.

Produce according to the samples
Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Our sample policy
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost(Maybe free) and the courier cost.

Our goods test
We have 100% test before delivery.

Long-term business and good relationship
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.

If any inquiry, feel free to contact us!
Wish have a good cooperation with you very much!

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