... the same model the mold, Left side of the hot plate lays aside the concave shape mold, Right margin lays ... again M8×40 the screw fixes in the circular telegram hot plate, 4.the circular telegram heats up, Might adjust ... to be bright time then operates.5.When the hot plate green light is bright is the operation, When ... 0.4029110109±0.40108.7±0.4032.5 PPR Pipe Welding Machine for plastic pipe and fittings