... of belt conveyor, plays the role of bearing material, it is widely used in metallurgy, building materials ... long-distance, high speed conditions, the discretion of conveying material. The core layer have EP, D.S.E ... P two material, material for D.S.E P is high low ... , high-speed conditions conveying material. The core layer are nylon 6, nylon 66 two material, material of nylon 66 in ...