hot runner heater 1,heater parts for injection mould 2,180W-1800W 110V-380V 3,Thermocouple K or ... heaters that are fully annealed. Coil heaters are used on injection molding machine nozzles and sprue bushings supplying 360º of heat ... 4.5mm, 4.2mm X 2.2mm,3.2mm X 1.8mm, Round: 1.8mm, 3.3mm, 3.7mm