... . Material: a, drying tunnel wall galvanized steel, thickness 0.8mm. b, drying tunnel is surrounded by high-quality production of corrugated ... , far outside the heating tube of red iron pipes used with heat sinks. b, high temperature wire.4, drive conveyor 150 1 ... set Material: a, hanging conveyor chain, b, hanging conveyor track, c, drive 1 set, d, 1 set ...