Discord the performance of the holding furnace

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The holding furnace is a type of material surface that is ignited and burned at high temperature. After leaving the igniter, it is suddenly exposed to the atmosphere, resulting in rapid cooling of the red-hot material surface. Therefore, in the mineral composition of the surface sinter, the glassiness increases significantly. Strength drop, an instrument of this drawback, is an important part of the low pressure casting furnace.Vacuum Heat Treatment of Hand Hacksaw Blades It is composed of furnace body, molten pool, sealing cover and liquid riser, and is the basic part of low pressure casting machine.Wave spring vacuum heat treatment
 
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