Double Tubular Cartridge Heater


Double Tubular industrial heater is designed especially for molds where the holes are poorly drilled or worn through age.

 Independent expansion of each section of the double tubular heaters when energized, creates intimate contact with the wall of the hole.

It is suitable for use in high watts and long lengths with its double layer heater special design.

It is produced according customer's demand. 

Technical Specification  
Sheath Material: Stainless steel 1.4302
Resistance winding wire:  80/20 NiCr 1200°C 
Max. Sheath temperature: 750°C 
High voltage test: 1500V
Watt tolerance: ±10%
Insulation resistance: ≥ 5 MΩ at 500V