Butyl Rubber

Supply TypeManufacturer, Exporter, Supplier, Retailer
Preferred Buyer Location All over the world

Butyl rubber is a synthetic polymer, a copolymer of isobutylene with isoprene. The key advantages butyl rubber offers is superlative air-barrier performance with superior flex properties. Butyl Rubber abbreviated as IIR (Isobutylene-Isoprene copolymer) is extensively used to manufacture tire’s Inner Tube. It offers matchless ozone & weather resistance along with heat stability.

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Reliance Sibur Elastomers Pvt ltd

Nariman Point, Mumbai, Maharashtra

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Member Since 8 Years
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Parameter	IIR-1	IIR-2	IIR-3	Test Method
Mooney viscosity ML 1+8 (125°С)	35-47	46-56	35-65	ASTM D 1646-06
Unsaturation, % mol.	1.4-1.8	1.4-1.8	0.7-2.3	Manufacturer Testing Method
Drying loss, %, max.	0.5	0.5	0.5	ASTM D 5668
Mass fraction of an antioxidant Irganox 1010 %:	0.02– 0.08	0.02– 0.08	-	Manufacturer Testing Method
Mass fraction of ash, %, max.	0.35	0.4	-	ASTM D 5667
Mass fraction of calcium stearate, %, max.	1.2	1.2	-	Manufacturer Testing Method