... , 70, 110, 220, 230, 240power:20- 150inner diameter:3 to 8thermocouple available:type K and J (outer diamete small than 4).The ... single end heating bars are mainly bars are mainly used on metal molds with ... hot runner ,hotbox or core shooter .They are usually harnessed in tobacco ,shoe making ,medicine ,rubber ,petrochemical ,glass ,and food ...