... and quchening in air condition.Structure Instruction:Pit tempering furnace consists of steel shell,door,lining,strong fan,crucible, ... electrical heating elements and electrical control cabinet,etc. Furnace Model Rated temperature(°c) Dimension(mm) Power(Kw) ... 800X1500 110 11,200.00Pit tempering furnace and liningNote:Pictures for reference. The furnace is subject to the actual requirements ...