Tubular Heater


voltage 230V
Power tolerance under and included 200W (unheated)±10%
Power tolerance above 200W (unheated)-10% – +5%
pass puncture test (unheated) 800V
insulation resistance (unheated) ≥1.5MΩ at 500V DC
leakage current (unheated) ≥ 0.5MA at 253V AC
length tolerance ±3mm
diameter tolerance ±0.15mm
unheated length (two side each) 30mm±5mm
unbendable cold end length 35mm±5mm
minimum bending inner radius R 9mm

All these technologies, such as modular heat balance design schemes and multi-zone linkage control (or individual control) schemes for electric heating elements, cover almost all the core technological forces in the electric heating industry.

Industry Application

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