... conveyorsUsed range: Mainly used in coal and mining industry, also used in metuallurgy,chemical industry, power plant, harbon, etc. ... , etc. Such as coal, gravel, sand, cement, chemical fertilizer, grain and etc.Belt width (5kinds) :500,600,800,1000,1200mm ... rubber rollers, roller frame, belt conveyor machinery and spare parts, roller support etc design and production. All of our products have ...