Heatrex Blog Watt Density & Sheath Selection

Watt Density Watt density is one of the most critical factors affecting element life. Watt density, expressed in watts per square inch of heater surface area, determines the heater operating temperature for a given set of conditions. The sheath temperature of an electric heating element should be limited to provide a reasonable heater life and [...]The post Watt Density & Sheath Selection appeared first on Heatrex Blog.