What are cartridge heaters used for?
What are cartridge heaters used for?
What are Cartridge Heaters used for? Cartridge heaters are most frequently used for heating dies, platens, molds, and other metal parts by insertion into drilled holes. They can also be used in liquid immersion applications.
How do I choose a cartridge heater?
How to choose a cartridge heater?
- Determine the Gap. The gap is the difference between the minimum diameter of the heater and the maximum diameter of the hole.
- Determine the Watt Density. Watt density is the heat flow rate or surface loading.
- Power=Watt density(W/cm²)*Heat section(cm)*Norminal heater dia*3.1416.
Why do cartridge heaters fail?
Causes of Premature Device Failure Premature failure of cartridge heaters occurs either when the heat generated in the internal resistance wire is not efficiently dissipated or when moisture or a foreign substance seeps inside the protective sheath, creating a short circuit.
What is a strip heater?
Strip heaters are constructed out of a heating element, a sleeve or sheath, and mounting hardware. Sometimes strip heaters are used as radiant heaters, in which case they may have fins to maximize surface area and heat transfer to the air.
Who are the leading manufacturers of cartridge heaters?
Superb Heater Technology has been focused on the production of cartridge heaters since 1985, which is well-known as one of the leading manufacturers and suppliers of cartridge heaters. In the past years, we owned strong reputation for the high quality, reliable performance and strong durability of our products.
What can a cartridge heater be used for?
These Hi-Density cartridge heaters are designed as an exact replacement for an OEM application. Bolt Heaters are used as an aid to tighten large bolts in heavy machinery and equipment. Heaters are sized for easy insertion into a hollow bolt. The rapid heating of the bolt expands it, allowing further tightening of the nut.
What’s the operating temperature of a cartridge heater?
Cartridge heater with elbow is cylindrical electrical heating elements. Protected with a stainless steel sheath, their watt density can reach 25 W/cm2 and their operating temperature can go up to 800°C (1472°F) Mostly cartridge heater is used for heating up solids such as… Cartridge heater with elbow is cylindrical electrical heating elements.
What kind of electric heater is backer hotwatt?
An error occurred while retrieving sharing information. Please try again later. Backer Hotwatt Incorporated manufactures custom and stock electric heating elements. Heaters include cartridge, air process, immersion, strip and finned strip, tubular and finned tubular, band, foil, flexible glasrope®, crankcase and ceramic heaters.