BR (Butadiene Rubber) is white or light yellow with the properties of advantage in high elasticity, low hysteresis loss, low heat build-up, superior low temperature, good filling and fine fluidity, abrasion resistance and ablation resistant. BR is commonly used rubber and can be mixed with nature rubber (NR), chloroprene rubber（CR）, nitrile butadiene rubber（NBR）etc, and in general used in a wide variety of products such as automobile tire, rubber tube, hose, tape, seals, outsole and many others，it also can be used in the product request excellent cold resistance and shock resistance.