... as heat source.Application scope: applicable in water conservancy, electric power, machinery, chemical industry, metallurgy, petroleum, papermaking ... annealing furnace, furnace door, furnace rod, etc.Wear parts repairing: crankshaft, rotary drum, main shaft of ... 5M3Equipment for workpiece surface pretreatment: sand blasting machine, electric spark roughening equipment, etc.Sand blasting machine model ...