... number of process operation, it is widely used. Main belt conveyor, plate conveyor, scraper conveyor, bucket conveyor, bucket elevator, overhead conveyors and so on.(2 ... block of low-abrasive materials and bags of materials, such as coal, gravel, sand, cement, fertilizer, and grain. Sent material temperature ... 160-250 1200≤10/7.5 10-20/11 20-40/15-30 1.3-2.0 200-400 belt conveyor with corrugated wall