The company supplies various high-quality carrying rollers of reasonable structure, low resistance co-efficiency, long-life and good dust-proof and water-proof properties. The carying rollers are made with high-precision welded pipe, bright-drawn shaft, multi-diameter saft, steel sheet punched bearing saddle and cast iron big windage bearing, multi-seal kit. The carrying roller body is welded with the bearing saddle, using argon dual protection welding process.