FIELD: heating.
SUBSTANCE: invention relates to a shaft furnace for heat treatment of parts. A furnace includes an external frame, a muffle, which are isolated from each other with fibrous heat insulation, a cover plate, a lifting mechanism, a vessel and electrical equipment. The cover plate is lined with fibrous heat insulation by means of pins and brackets located inside the heat insulation and attached to the upper cover. Fibrous heat insulation of the cover plate is covered with insulation fabric.
EFFECT: providing safe operation of a furnace, uniform heating of a working space of a furnace and improving heat treatment quality of parts.
6 cl, 2 dwg
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