NBR 3308E (Nitrile Butadiene Rubber)

• Raw Material: Synthetic Rubber
• Specification: 35kg/bag
• Trademark: KunLun
• Origin: China
• Model NO.: NBR 3308E
• HS Code: 40025910
• Production Capacity: 25000tons/Year

Product Description

Overview:
The product is produced using the low temperature emulsion polymerization method with butadiene and acrylonitrile as the monomers. It is free from nonylphenol (NP).

APPLICATIONS:
An environment friendly nitrile rubber which complies with the EU environmental rules and regulations, suitable for producing the rubber products such as insulation forms, oil-proof seals and other miscellaneous pieces. For example, the insulation foam materials for building and refrigeration system, oil-proof seals and miscellaneous pieces of rubber products.

TIANJIN SANZHI PETRO-CHEMICAL CO., LTD.
NBR 3308E
Items		Quality index	Method
Appearance		Qualified	Visual measurement
Volatiles,%(mass fraction)≤		0.21	GB/T 24131-2009 Hot roll method A
Aah,%≤		0.73	GB/T4498-1997 Method A
Bound styrene, %(mass fraction)		33.8	SH/T 1157-1997
Mooney viscosity, ML(1+4)100°C≤		80	GB/T 1232. 1-2000 Over roll method
300% Modulus, MPa		9.5	SH/T 1611-2004 ASTM IRB No 7 carbon black, GB528-2009 Type I cutter
Tensile strength MPa≥		27	SH/T 1611-2004 ASTM IRB No 7 carbon black, GB528-2009 Type I cutter
Elongation,%≥		671	SH/T 1611-2004 ASTM IRB No 7 carbon black, GB528-2009 Type I cutter