Irregular shaped fragments of zinc. In addition to the alkaline battery industry, our Zinc Powder is also used in other applications such as friction materials, spray galvanizing, gold extraction, silver extraction, chemical production and mechanical coating. Zinc Powder also has application in manufacture of Zinc rich Paint formulation and in manufacture of chemicals like Zinc Phosphide, Sodium Hydrosulphite etc. Additional Description SIEVE ANALYSIS (ASTM E-11) +20 Mesh : 0.5 % Max -20/+60 Mesh : % 15 – 45 % 60/+100 Mesh : % 25 – 40 % -100 Mesh : % 15 – 45 %