2019年2月27日星期三

Vacuum brazing furnace principle

The vacuum brazing furnace is a furnace for performing maintenance sintering on the object to be heated in a vacuum environment, and the heating method is relatively high, such as resistance heating, induction heating, microwave heating, and the like. The vacuum induction furnace is a furnace that performs maintenance sintering on the heated article by induction heating, and can be classified into a power frequency, an intermediate frequency, a high frequency, and the like, and can be attributed to a subclass of the vacuum brazing furnace.lab-use-small-volume-vacuum-induction-melting-furnace

The vacuum induction sintering furnace is a complete set of equipment for sintering cemented carbide tips and various metal powder restraints by using the principle of medium frequency induction heating under vacuum or maintenance atmosphere. It is made of cemented carbide, metal tantalum and ceramic materials. Planned for industrial production. VSWF vacuum induction tungsten sintering hydrogen furnace I, the first principle and the use of vacuum induction tungsten sintering furnace is under the condition of hydrogen charging after vacuuming, using the principle of medium frequency induction heating, so that the tungsten crucible in the coil generates high temperature, after heat radiation conduction At work, it is suitable for scientific research and military units to form powder sintering of refractory alloys such as tungsten, molybdenum and their alloys.hydrogen-sintering-furnaces



Second, the primary layout and composition The layout methods are mostly vertical and lower discharge methods. The primary group becomes: electric furnace body, vacuum system, water cooling system, pneumatic system, hydraulic system, feeding and discharging mechanism, base, work table, induction heating equipment (tungsten heating body and high-grade insulation material), power feeding equipment, intermediate frequency power supply and Electrical control system, etc.hydrogen-annealing-furnaces

 Third, the primary function After the vacuum is filled with hydrogen maintenance gas, control the furnace pressure and atmosphere sintering conditions. The optical fiber infrared radiation thermometer and the armored thermocouple can be connected to the temperature measurement (0~2500°C), and after the intelligent temperature controller is compared with the setting program, the performance status feedback is selected to the intermediate frequency power supply, and the temperature concave and convex and the heat preservation are automatically controlled. program.medium-temperature-hydrogen-furnace





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