... in machine, metallurgy, chemical industry, glass, building materials, light industry, food, textile industry heating dry kiln.Features:1) ... the coal burning if full, many reduce the energy to disappear, with direct coal-burning, may reduce disappears 20-40 ... 616Complete machine power(kw)6667810142020277Tuyere diameter(mm)108108140165219325325426426426219 Energy saving coal gasifier with ISO approved