| 摘要 |
An apparatus for the heat treatment of workpieces comprising comprising a plurality of evacuable chambers connected through airlocks, a conveyor, preferably a circular chain conveyor for the transport of the workpieces along a path through the chambers, an electric resistance heating device, a cooling blower, and a heat exchanger, a plurality of workpieces of equal size and configuration, in particular backsaw blades, are placed tightly one on top of another and form a stack which is placed into a frame made of profile cuts, whereby the frame is capable of being coupled to a conveyor by means of suspension elements.
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