HK Series

The Linn High Temp HK Series is a powerful metal treatment furnace (kiln) engineered for high-performance operation under air or neutral gas atmospheres. It features advanced ceramic light stone insulation combined with energy-saving microporous board backing for superior thermal efficiency. The furnace is equipped with high-quality spiral wire heaters made from a durable aluminium-chromium-iron (AlCrFe) alloy, ensuring reliable and consistent heating. For precise temperature control, it includes a Type K (NiCr/Ni) thermocouple, with a Type S (PtRh/Pt) option available for the 1300°C version. Designed for demanding heat treatment applications, the HK Series reaches temperatures up to 1300°C. Standard Options: Control: Different temperature controller, data recording, trailing thermocouple. Gas/Safety: Protective gas purge with inert gases and sheet housing around insulation Exhaust treatment: Exhaust unit Main application: Hardening of tools, machine parts, machine cutting tools Normalizing Powder carburization of low alloyed steel.