... resistant, heat resistant, good trough ability, be suitable for transportation of middle and long distance, heavy load under a high speed3. PurposeIt ... as coal, coke, sand and cement, etc.4. Technical Data of Rubber Cover Tensile Strength (N/mm2): from 15 to 25 ... are widely exported to Europe, USA, South Africa, Southeast Asia, Middle East and so onDear Purchasing Manager Thanks for your time ...