... ball mill liners and rubber anticorrosive liner products, hi-end rubber tubes, hi-end rubber sealing products, waterproof rolls, waterproof coatings ... tires, rubber shoes, hi-end simulated bottom leather, frothing adhesive, rubber tubes, sealing rubber products, hi-end rubber plates, cables ... 3>Applicable Standard of Active Zinc Oxide for Rubber (Q/CAQR002-2007) ItemsIndicators (Type ZY-AZO)65X-AZO50X ...