Cast In Heaters: Plastics Processing 
Durex Industries is a leading manufacturer of cast in electric heaters for the plastics processing industry. Inside diameter and widths are customized to fit any extruder size available.

Durex controls all manufacturing processes from element manufacturing through our in-house foundry and CNC machining to deliver cast in heater products that exceed your expectations. These cast in heaters are manufactured in both in aluminum and bronze alloys depending on the operating temperatures required.

A wide variety of electrical and cooling tube terminations are available as standard options.


»
Cast In Heaters: Plastics Processing
Finned air-cooled cast-in designs provide effective heating and cooling for plastics extrusion barrels.

Read More...
 
 
Liquid cooled cast-in barrel heaters are the most common cast- in heater design used on plastics extrusion barrels.

Read More...
 
 
Individual shroud and blower systems can be used with finned barrel heaters as self contained systems on extruder barrels.

Read More...
 
 
The “L” shape cast-in heater design is typically used on square and rectangular extruder barrels, which utilize a twin, screw design.

Read More...
 
 
Special sections of the cast-in extruder barrel such as a vent or feed throat require custom modifications to fit properly.

Read More...
 
 
Although not a common design, heat only cast-in barrel heaters are available primarily with the stainless steel mounting strap option.

Read More...
 
 
The Hollow Cast® nozzle heater design was developed by Durex to provide a maximum efficiency-heating device for plastic molders.

Read More...
 
 
Cast-in cooling jackets are manufactured for specific applications that do not require heat, but require a uniform cooling source, which can be controlled.

Read More...