... is reinforcing filler for rubber soles with high reinforcing effect as that of carbon black, and it can make rubber ... purity, high fluidity and large specific surface area, mainly used as food anti-caking agent, antioxidant, thickener, coagulant, suspending agent, ... 0Package:Packed with double-layer plastic bag. The inner layer is made of PE and the outer layer is the woven bag made of polypropylene. ...