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NBR FKM EPDM Silicone O Rings All Sizes Custom Heat Resistant

NBR FKM EPDM Silicone O Rings All Sizes Custom Heat Resistant

Heat Resistant EPDM O Ring Seals

SGS certificate Silicone O Rings

Custom HNBR O Ring Seals

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Brand Name:




Model Number:


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Product Details
Standard Size And Non-standard Size
O Ring
30-90 Shore
Heat Resistance,gas Tightness,water Resistance,Oil Resistance
Payment & Shipping Terms
Minimum Order Quantity
100 USD
0.0013 USD ~ 0.9 USD / PCS
Packaging Details
PE inside,Carton outside
Delivery Time
7-45 work days
Payment Terms
T/T, L/C
Supply Ability
30000000 PCS / Month
Product Description


O Rings NBR FKM EPDM Silicone All Sizes High Quality Custom Heat Resistant


You can choose many material , such as NBR, HNBR, NR, SBR, PU, FKM, SIL and so on.




o rings seals advantages:

1. all manufacturing processes confirm to the ISO-9001 standards .
2. good shock-proof , heat insulation and sound insulation performance.
3. the specification : packing requirement and the color can be customized according to customer's drawings or samples.
4. excellent flexibility and anti-compressive deformation, chemical resistance .

o rings seals assurance:

1. All components are high and long lifetime,some from well-known manufacturers.
2. All the products got the ISO9001,CE,SGS certificate.
3. All the products have long lifetime.

Our service of o rings seals:

1. Your inquiry related to our products or price will be will be replied within 24 hours.
2. experienced staff to answer all your inquiry in fluent English.


Material Choice:


Material NBR(Nitrile Rubber/Buna-N)
Advantages 1,Excellent Abrasion-Resistance,Good Rebound Resistance
2,Good Tensile Strength and Elongation
3,Excellent Animal and Vegetable Oil Resistance
4,Good Oil and Fuel Resistance
5,Good Water Resistance
Disadvantage 1,Poor Oxygenated-Solvent Resistance
  2,Poor Ozone Resistance
Temperature -40-100, -55-100(special formula)
Application 1,Fuel tank, lubricating oil tank and oil in the hydraulic oil, gas, water, silicone grease, silicone oil and other fluid medium rubber parts, especially the sealing parts.
2,It is currently the most widely used, the lowest cost of rubber seals.
Material SIL(Silicone Rubber)
Advantage 1,Excellent Rebound Resistance
2,Excellent Oxygen and Ozone Resistance
3,Excellent Weathering and Heat Resistance
4,Excellent Heat and Low Temperature Resistance
5,Good heat insulation and heat dissipation.
6,Good electrical insulation
Disadvantage 1,Poor Aliphatic-solvent Resistance
  2,Poor Alkaline Resistance
Temperature -50-220, -60-300(special formula)
Application 1,the household appliances industry seal or rubber parts, such as electric kettle, electric irons, microwave oven rubber parts.
2,The electronics industry seal or rubber parts, such as mobile phone keys, shock pad DVD, cable joint seal etc.
3,Contact with the human body on various types of products on the seal, such as water bottles, water dispensers
Material EPDM
Advantage 1,Excellent Weathering Resistance
2,Excellent Ozone Resistance
3,Excellent Flame Resistance
4,Excellent Heat Resistance
5,Excellent Water Resistance
6,Excellent Oxygenated-Solvent Resistance
Disadvantage 1,Poor Oxygenated-Solvent Resistance
  2,Poor Oil and Fuel Resistance
Temperature -40-120, -40-150(Special formula)
Application 1,Shower Sealings or parts
1,Rubber parts for brake (brake) systems
2,Radiator (Automotive tank) seal
Material FKM/FPM(fluoroelastomer)
Advantage 1,Excellent High Temperature Resistance
2. Excellent Abrasion-Resistance
3,Excellent Oil Resistance
4.Excellent Weathering Resistancee
5.Excellent Ozone Resistance
6.Good Water Resistance
Disadvantage 1.Poor Low Temperature Resistance
  2.Poor Oxygenated-Solvent Resistance
Temperature -20~230 , -40~250(special formula)
Application 1.For Auto
2.For Aerospace
3.For Electronic Products
Material HNBR (Hydrogenate Nitrile)
Advantage 1.Excellent Heat Resistance
2.Excellent Low Temperature Resistance
3.Excellent Ozone Resistance
4.Excellent Weathering Resistance
5.Excellent Radiation Resistance
6.Good Tear Resistance
Disadvantage 1.Poor Oxygenated-Solvent Resistance
Temperature -40-150
Application 1.For Air conditioning
2.For power station
3.For washing machinery




O Ring Display:

NBR FKM EPDM Silicone O Rings All Sizes Custom Heat Resistant 0

NBR FKM EPDM Silicone O Rings All Sizes Custom Heat Resistant 1



Certificate & Report


Our factory have passed through the ISO/TS16949, FDA report, RoHs & Reach report.

Black Fuel Resistance NBR Nitrile O Ring For Fuel Spray Nozzle 3


Factory View


Rui Chen Sealing Co., Ltd was built in 2006, now there are more than 250 staffs. The company has two branches in Guangdong and Jiangxi, They are Dongguan Rui Chen Sealing Co., Ltd. and Shangrao Rui Chen Sealing Co., Ltd.

Black Fuel Resistance NBR Nitrile O Ring For Fuel Spray Nozzle 4


Our company aims at meeting the needs of customers, meanwhile, we have good faith, keep a contact and ensure the quality of products. When necessary we will assist customers to do the relevant design (such as mold development), saving resources in the development of new products, shorten the development cycle, reduce the potential failure. So we have won the trust of our customers. Now we have nearly 200 customers who are famous at home and abroad.

Black Fuel Resistance NBR Nitrile O Ring For Fuel Spray Nozzle 5


Process Flow


In 2009, the company launched its Enterprise Resource Planning (ERP) system to monitor production planning, delivery, quality statistics and analysis, etcetera, to further improve the control during all the process and customer service.

Our factory take quality as our first priority, so every step of the production under strict quality control.


Black Fuel Resistance NBR Nitrile O Ring For Fuel Spray Nozzle 7


Other Products


Besides NBR O Ring, our factory also produce other products , OEM is welcomed. such as rubber balls, rubber grommets, u-cup sealing, rubber parts.


Black Fuel Resistance NBR Nitrile O Ring For Fuel Spray Nozzle 8


1,Are you manufacture or trading company ?

We are manufacture, we have two factories, one located in Shangrao City, Jiangxi Province, one in Dongguan City, Guangdong Province


2,Can I get samples from you ?

Of course, you can. If the samples you need we have in stock, you can get them for free,

only need to pay for the express cost.


3,What's the term of payment ?

Amount < US$1000, 100% paid in advance by paypal or T/T;

Amount >= US$1000, 30% paid in advance, 70% paid before shipment by T/T.


4,Can you produce OEM products ?

Yes, we can produce products by your drawing or samples.


5,What's your MOQ ?

If we have the products in stock , the quantity by your requirement, If we don't have them in stock:

NBR, SIL, SBR, EPDM, NR: 100 US$; PU, HNBR, FKM: 150 US$


Packing & Delivery


Packing: PE bag inside, carton box outside, or as your requirement.



Send your inquiry directly to us

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