Because the cotton-canvas , nylon or ep-canvasas the carcass, the belt has good elasticity, excellent trough ability, and low enlongation.The rubber cover, which is made from chemical resistant materials, has fine anti-chemical corrosiveness and very good physical properties.It can convey materials ph4-10. It is suitable for conveying materials with chemical corrosiveness in chemical factory, chemical fertilizer factory, paper mill, mining industry etc. Length:20-400m Package:no more than 400mtrs/roll Width:300-1800mm