... technology, communication, Medicare and routine life, such as ventilator, heater, heating auxiliary to air-conditioner, industrial drier, air dryer, ... 1. Compact and Light Weight and Energy-saving High watt density, Good thermal efficiency. 2. Superior Thermal Properties Fast ... non-pollution, non-rupture, no weak soldering. injection molding heater, cartridge heater, ceramic heater, 220V heater