Belt Conveyor Pulley:1. High- wearable material /lagging;2. More frication in connect with belt, avoid slippage;3. Extend the working life of the belt and pulley for conveyor system4. Welcome to visit our factory, small order or trail order will be acceptable for us, and we will provide you a quality produce and reasonable price. NameBelt Conveyor Pulley main material AL2O3, and with the ratio 95%temperature - resistance 85 Hardness of rubber 60+_ 5 Tensile strength 150Kg/mShape of ceramic' s surface flat and convexity