Brass is an alloy of Copper and Zinc. It has much better abrasion resistance, better corrosion resistance and lower electrical conductivity as compared with copper.

Phosphor bronze is an alloy of Tin, phosphorus and Copper. It is corrosion-resisting, wear-resisting, and tear-resisting.

Brass and Phosphor bronze are extensively used in sieving diversified pellet, powder, porcelain clay and glass, chinaware printing, filtering liquid and gas