The system of internal quenching of long hollow parts. Mixing systems of the inner and outer parts of the quenching tank. Closing the intermediate vacuum gate until the start of quenching (allows to keep a clean heating chamber).
The time of movement of the special product, from the moment of depressurization of the furnace to immersion in the quenching medium is less than 20 seconds;
the lifting of the hood is carried out automatically by means of a pneumatic cylinder; an accelerated cooling system is provided in the furnace;
Type of furnace:muffle (hood-shaped)