Coil heater is widely used in hot runner system, heating engineering, mold, plastic industry, including the transfer machinery, medical equipment, casting process, welding, heat treatment process and many other industries and fields. Spring-type electric heating coil, heat stable, durable, long life and reasonable price, can be customized according to customer requirements for various models of the electric heating element. Technical parameter: 1. Voltage and power according to your requirement 2. various sizes of cross section, including 4.2*2.2mm, 4*2mm, 3.2*1.8mm, 4*4mm, 3.5*3.5mm, 3*3mm and other specifications 3. high watt densitya 25w/wq.cm, low watt densitya5w/sq.cm. Temperature: 650 degree 4. material: stainless steel standard carton package