Rubber grade indirect zinc oxide is used in series of products such as steel radial tre, bias tre, conveer belt, rubber tube and tape, rubber shoes, emulsion glove productions etc. Its properties of product can meet countr, the ministr of chemical industr and american astm standard requirements. Characteristic and function ¡êo 1.High activit, even granularit, it161;¡¥s possessed of high dispersing abilit, has the good promotion curing function, improve the cross-link china densit of rubber, enable to make the rubber vulcanization more completel. 2. It can improve the viscidit of rubber compound, and the adhesive force of materials such as the rubber, steel wire and code fabric, etc. 3. It can make good dnamic performance, make the rubber products with little deformation, low heat generation, high anti-abrasion. Enable to have good anti-oxide propert. ItemQualit 812-1812-2812-3812-4 Zinc oxide(counted b dried substances )/% 161;99.799.599.498 Metal ( zn )/ %161;¨ Lead oxide( pb )/ %& Cupric oxide(cu)/%161 Manganese oxide(mn)%161 Hdrochloric acid insoluble/%1611 Burning decrement%161;¨¹ 0.20.20.20.3 Water dissoluble%161;¨¹0.10.10.150.3 105161;230; volatile substances%161;¨¹0.30.40.50.6 Sieve residue/ %161;¨¹0.10.150.20.3 Packing in 25kg in net pp bag, 26mt in the 20'' fcl