Tianjin, China
Business Type:
Trading Company
Main Products:
Number of Employees:
Year of Establishment:
Plant Area:
2000 square meters
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
Sample Available

Nitrile Butadiene Rubber, NBR 3305E, Rubber Rollers manufacturer / supplier in China, offering NBR 3305E (Nitrile Butadiene Rubber), PPMB, Disposable Protective Mask and so on.

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Supplier Homepage Products NBR NBR 3305E (Nitrile Butadiene Rubber)

NBR 3305E (Nitrile Butadiene Rubber)

Min. Order / Reference FOB Price
19,985 kg US $2.25-3.62/ kg
Port: Tianjin, China
Production Capacity: 25000tons/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Raw Material: Synthetic Rubber
Specification: 35kg/bag
Trademark: KunLun
Origin: China

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Basic Info.

Model NO.
NBR 3305E
HS Code
The product is produced using the low temperature emulsion polymerization method with butadiene and acrylonitrile as the monomers. It is free from nonylphenol (NP).

An environment friendly nitrile rubber suitable for producing the rubber products such as hoses, rubber rollers, insulation foams, oil-proof seals and other miscellaneous pieces. For example, the sub in automobile, drilling and engineering hydraulic pressure rubber hoses, inner rubber lining, textile rubber roller, printer rollers, the insulation foam materials like the sheathing compounds for fitness and locomotory apparatus, oil tank liners, oil-proof seals and miscellaneous pieces of rubber products.
NBR 3305E
ItemsQuality indexMethod
AppearanceQualifiedVisual measurement

Volatiles,%(mass fraction)≤
0.18GB/T 24131-2009 Hot roll method A

0.71GB/T4498-1997 Method A

Bound styrene, %(mass fraction)
33.5SH/T 1157-1997

Mooney viscosity, ML(1+4)100°C≤
57GB/T 1232. 1-2000 Over roll method
300% Modulus(145°C,35min),MPa
(Type I specimen,
at speed of 500mm/min)
10.9SH/T 1611-2004 ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter

Tensile strength (145°C,35min),MPa≥
(Type I specimen,
at speed of 500mm/min)
28.4SH/T 1611-2004 ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter

(Type I specimen,
at speed of 500mm/min)
641SH/T 1611-2004 ASTM IRB
No 7 carbon black, GB528-2009 Type I cutter


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