... :ISO9001:2000 2.Size:All kinds 4.Advantage:alkali resistance,alcohol,ether,hydrocarbons,weak acid. 5.NO MOQ ... QingdaoFunction:Oil resistant, high temperature resistant, good abrasion resistance, high compressive strength, impact resistant performance is good ... in the friction pieces of possibilities,(7) following stability, alkali resistance, alcohol, ether, hydrocarbons, weak acid, lubricating oil, ...