Kanthal's outstanding metallic element heaters for use inside all types of radiant tubes, ideally KANTHAL APMTM. Available in standard dimensions from 68 to 170 mm
(2.6–6.6 in) diameter.
Power up to 40 kW/m (12.2 kW/ft) length.
The use of APM wire is the reason for the high performance of TUBOTHAL elements. The life at 1000°C (1830°F) furnance temperature is more than double that of NiCr wire.
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