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Mixing/Rubber Products
Telephone:
0571-88620153/88627090
Fax:
0571-88627317
Rubber anticorrosive lining
Telephone:
0571-88672316/88627088
Fax:
0571-88670771

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NB series nitrile rubber (NBR)

I. Description

This material is based on nitrile rubber (NBR) and is designed for the production of rubber products. It is widely used in some rubber product factories and has the characteristics of high strength, high hardness, heat resistance, oil resistance, solvent resistance, acid and alkali resistance, low compression set, and good processing properties.

II. Uses

It can be used to manufacture oil-resistant rubber products for the petroleum, chemical, and automotive industries.

III. Properties

Item		Typical Value
Hardness (Shore A)		76
Specific Gravity g/cm3		1.26
Appearance		Black
Tensile Strength MPa		17
Elongation at Break %		370
100% Tensile Strength MPa		4.5
300% Tensile Strength MPa		13.8
Compression Set (Air) at 120℃×70h %		17.5
120℃×70h		ASTM1# oil	ASTM3# oil
△W %		+1.2	+3.8
△V %		+2.3	+3.5
Hardness Change (degrees)		+3	+2
Tensile Strength Change %		+4.0	+5.1
Elongation Change %		-15.2%	-17.3
120℃×70h Hot Air Aging	Hardness Change (degrees)	+4
	Tensile Strength Change %	+3.7
	Elongation Change %	-12.2

IV. Processing Technology

Specimen vulcanization conditions: 175℃×5min

V. Packaging and Storage

25kg per bag, the material is in the form of a film, and it should be stored in a clean, dry, cool, and ventilated warehouse.

Our company provides technical advice verbally, in writing, or through experiments in good faith, but makes no guarantees. Users are also responsible for testing the products supplied by our factory to verify their suitability for the intended process and use.

NP series chloroprene rubber (CR)

Various high-grade mixed rubber

NP series chloroprene rubber (CR)

Various high-grade mixed rubber

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