Zinc Ash 50-70%

We are offering zinc ash 50-70%. Chemicals composition: zn( metallic zinc & zinc oxide) 50% min sio2 20.0% max cdo 2.0% max pbo 5% max sno2 3 % max cao 2% max al2o3 2.0% max fe2o3 2% max f 0.5% max cl 3% max moisture 1.0 % max packing: 1000kg big bags.