Surfaces
and Solids
Application |
Heaters |
Sheath |
Permissible
Watt
Density W/cm² |
Platens,Dies,Molds
|
Strip Heaters -
Clamped |
Galvanised Steel
Chrome Steel
|
2.1
3.2 |
Tubular Heaters -
Clamped |
Stainless Steel, Incoloy |
3.1
6.2 |
| Cartridge Heaters - inserted |
Stainless Steel |
10.8 |
| Circulation Heater and pump |
Water - Copper
Oil - steel
|
8.5
3.4 |
Strip Heaters -
Clamped |
Galvanised Steel
Chrome Steel
|
2.1
3.2 |
| Welding Preheating |
Tubular Heaters- Clamped |
Stainless Steel, Incoloy |
6.2 |
| Stud bolt hole
heating |
Insertion Heaters |
Stainless Steel |
4.6-5.4 |
| Revolving
rolls |
Strip Heaters |
Galvanised Steel,Chrome Steel |
General Guide not
applicable, please enquire |
| Tubular Heaters |
Stainless Steel,Incoloy |
| Cartridge Heaters |
Stainless Steel |
| Re-wireable ceramic heaters |
- |
Circulation Heater and pump
|
Water - Copper
Oil - steel
|
55
22 |
Extrusion
barrels, nozzles
and other round surfaces |
Mica band Heaters |
Galvanised Steel
(M.S)
|
General Guide not
applicable, please enquire |
| Ceramic Band Heaters |
Stainless Steel |
| Nozzle Heaters |
Stainless Steel |
| Cast-in Tubular Heaters |
Steel |
| Clamp-on
heaters -for tanks, kettles |
Mica band Heaters |
Galvanised Steel
(M.S) |
33 |
| Ceramic Band Heaters |
Stainless Steel |
| Strip Heaters |
Galvanised Steel |
| Formed Tubular Heaters |
Chrome Steel |
