Watt-Flex Cartridge Heaters run more efficiently, use less power and last up to 5 times longer than conventional cartridge heaters. (read more)

Diff-Therm Platen Heaters are high-quality tubular heating elements swaged under 50 tons of pressure into grey iron castings. For 25 years, Diff-Therm heaters have set the standard for long-life, evenly distributed process heating and efficient power generation. (read more)

Watt-Flex cartridge heaters are built-to-order to meet your electric process heating application. (read more)

Vacuum diffusion pumps require an effective heating system to drive the pump. Conventional designs often employ a complicated series of components that must be carefully matched up, adding unnecessary time, labor, and cost to the replacement process. (read more)

The Leading Technology in Cartridge Heaters! (read more)

The following reference information can assist you in the selection of Watt-Flex heaters for new process heating designs. For a consultation on any heating application, call our heating engineers at 978-356-9844. (read more)

Uniform sheath temperature is critical when working with engineering plastics, most of which require tight temperature windows for processing. If heating is uneven, sealing bars will not form a continuous seal and platens can be thrown out of balance. Cold sections in conventional cartridge heaters can restrict plastic flow in a manifold. In an attempt to compensate for lost heat, conventional ... (read more)

What is more important to your company's production: up front cost of the heater or total cost of heating? Making purchasing decisions based on the total cost of heating rather than the price of the heater is the mark of an effective professional.

The purchase of a Watt-Flex cartridge heater may be slightly higher than a conventional cartridge heater. But that is only one component... (read more)

Stainless steel sheath with a welded end cap and NPT fitting that screws into and becomes a permanent part of the tank or vat to be heated. (read more)

The seizure of a cartridge heater in a bore can mean many hours of maintenance labor to extract the heater, machine downtime, and lost productivity. Even if the heater is successfully removed, the bore will be scored or enlarged from the drillout procedure. (read more)