High-efficiency ceramic barrel heater
A barrel heater made of nonconductive vacuum-cast ceramic fiber uses infrared heat, covers the whole barrel, insulates well, and offers a system for cooling that can tap into heat drawn from the barrel and use it elsewhere in the plant....

A new way to heat and cool the barrels of plastics processing machines was launched at NPE 2003 by Insul-Vest Inc. New Insul-Watt heaters use a combination of radiant infrared heating, thick ceramic insulation, and forced-air cooling to heat faster with less energy, greater safety, and a more comfor