Nitrile Rubber O Ring Sealing Gasket Mechanical Parts

• Material: NBR
• Application: Car
• Type: Oil Seal
• Performance: Wear
• Shape: O-Ring
• Standard: Standard
• Model NO.: OR061
• Transport Package: Blister Packing, Skin Packing, Carton, Wooden Case
• Specification: Custom, Per your drawing
• Trademark: Doking
• Origin: Hebei
• HS Code: 4016931000
• Production Capacity: 1000pieces/Day

Product Description

1 - The material selection of o ring

Material: NBR, FKM, EPDM, VMQ, FFKM, FFKM, CR etc.

 

2 - The hardness selection of o ring

The hardness of o ring is related to the pressure. The normal hardness is 70 shore a and the anti pressure property is 10mpa. 80 shore a is 15mpa. 90 shore a is 25mpa. Other hardness are also available.

 

3 - The size selection of o ring

Measure the ID and C/S and inform us so we can offer the price to you.

The Relations of O Ring between Hardness and Working Pressure KG/CM2(mm)
Specification	Hardness	35	70	105	140	175	210	350
1.78mm	70	0.15	0.10	0.05
	80	0.20	0.15	0.10	0.05	0.03
	90	0.25	0.20	0.13	0.10	0.08	0.05	0.03
2.62mm	70	0.18	0.13	0.08
	80	0.25	0.18	0.13	0.08	0.04
	90	0.30	0.25	0.18	0.13	0.10	0.08	0.04
3.53mm	70	0.20	0.15	0.10
	80	0.30	0.20	0.15	0.10	0.05
	90	0.40	0.30	0.20	0.15	0.13	0.10	0.05
5.34mm	70	0.25	0.18	0.13
	80	0.35	0.25	0.18	0.13	0.06
	90	0.45	0.35	0.25	0.18	0.15	0.13	0.06
7.00mm	70	0.30	0.20	0.15
	80	0.40	0.30	0.20	0.15	0.07
	90	0.50	0.40	0.30	0.20	0.18	0.15	0.07

CS Comparison Table
Standard/CS(mm)	O Ring Size Reference	Mould
C92	1.8/2.65/3.55/5.3/7.0	Complete
AS568	1.78/2.62/3.53/5.33/6.99	Complete
JIS2401	P:1.9/2.4/3.5/5.7/8.4 G:3.1/5.7	Complete
R	1.9/2.7/3.6/5.33/6.99	Complete
DIN3771	1.8/2.65/3.55/5.3/7.0	Complete
BS4518	1.6/2.4/3.0/5.7/8.4	Complete

Product Description

It has the advantages:

1. inexpensive;

2.Small installation space;

3.easy to make,easy to install;

4.stable performance;

Nitrile used in nitrile rubber O-rings has excellent oil resistance and non-polar solvent resistance, and also has excellent mechanical properties and air tightness. Suitable for aliphatic hydrocarbons (propane, hexane, mineral oils and greases, fuel oils), vegetable oils and animal oils, silicone oils, silicone greases, chemical fire extinguishing agents, acid-base solutions diluted at low temperatures, and water below 100°C, etc.

Our Company
 

Doking Industrial Limited is specialized in rubber seals, PTFE seals, PU pressure seals 
and so on, with design, development, production all in one. The annual productivity is 50
 million pcs seals and 10 million pcs PU products. The number of working staff is 100,
 including 25 technicians and senior engineers. The equipment for design, development, 
production is advanced and complete. Our products vary from five product lines and 1000 
different products, such as reciprocating oil seals, rotary oil seals, valve oil seals, high 
pressures oil seals, PU products, Our seals have been exported to all over the globe, mainly 
to Europe and Asia. Doking Industrial Limited oil seal company takes everyman as its
 fundamental, and innovation as its soul. It put ISO/TS16949:2002 Quality Management 
System into action efficiently by earnestness, implement, honesty and communication.
 It is striving for meeting the customers' request and surpassing their expectation by 
depending on all staff participate, conducting Zero Defect manage-ment, controlling process strictly, improving processes continuously, quality products and service.


Production line & Our work shop

Honesty-Quality-Preoccupation-Innvoation-Pioneering
 

Honesty is the fundamental of human, fundamental of morality. It is the source of the company brand value.

Quality is the life blood of the host brand and the life of the enterprise, demeirui is dedicated to produce high quality oil seal as own duty, quality and development, seeking increasing perfection.

Concentration on producing oil seals make us more professional. It is also the source of excellent quality.

Innovation is the power to promote the enterprise development, from product development and production process to the enterprise management into innovative concept, dedication to customers high-quality goods and provides solutions.

Pioneering: With personallity development projects, the high-quality goods to expand the market, forge ahead.