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Selection of process parameters for vacuum heat treatment
The degree of vacuum selection depends on the chemical composition of the parts being processed and the heating and quenching temperature. In the heat treatment quenching temperature range under normal pressure, the alloying elements on the surface of the part generally do not evaporate, but heat...
Vacuum Carburizing Gas
1.C3H8 as the carburizing gas C3H8 is rich in “C” source, and early vacuum carburizing has always used propane (C3H8) as carburizing gas. Its characteristics are as follows: (1) The percolation rate is fast, and high-temperature rapid carburization can be performed. (2) There is no gr...
Dynamic Mixing Vacuum Casting Plant
Introduction GH-DC series Dynamic mixing vacuum casting plant is mainly applied for 35KV and below epoxy resin casting of dry type transformer ,transformer ,reactor , high voltage switch insulator ,which can also meet the epoxy resin coating power and the vacuum casting of electronic components ....
40Cr Material Oil Quenching
40Cr material quenching process 40Cr quenching at the degree of 850 ° C, oil cooling; tempering around 520 ° C with fast cooling. The surface quenching hardness is HRC52-60, and the flame quenching can reach HRC48-55. 40Cr nitriding treatment 40Cr is a material of nitrided steel, and its elements...
EGR cooler
The EGR cooling system is a device for reducing the NOx emission setting of automobile exhaust, and is an exhaust gas recirculation system. At a higher speed of the car, a small amount of exhaust gas is reintroduced into the intake valve. The temperature of the exhaust gas is related to the NOx e...
Factors affecting the mold
The use of a wide range of molds, different working conditions and stress conditions, mold structure, mold materials, mold manufacturing, mold working conditions (including assembly and operation) are the main factors affecting mold failure. The failure of a mold may be caused by a variety of fac...
Waste Lubricating Oil Regeneration Purifier
Waste Lubricating Oil Regeneration Purifier Technical characteristics: 1, The special ” decolorization deodorant” chemicals, eliminate the charge polarity between particles in waste, to gather into large particles of the impurities, colloid, asphalt, oil particle impurity precipitatio...
Coalescence Separation Oil Purifier
Coalescence Separation Oil Purifier Function: This machine integrates fine filter, high efficiency anti-emulsification and dehydration into one body. This machine, remove large of water without heating, fastest dehydration speed. quickly separate water from the light oil, which even contains half...
Phosphate Ester Fire-Resistant Oil Purifier
Phosphate Ester Fire-Resistant Oil Purifier Technical Features: The purifier is a next-generation vacuum oil purifier designed for phosphate ester fire-resistant oil system, utilizing dehydrating and degassing technologies such as anti-precipitation ,aggregation separation, transformation resolut...
Plate Pressure Oil Purifier
Plate Pressure Oil Purifier Use-age: This purifier is widely used in power station ,power plants, transformer station, petroleum, chemistry, metallurgical and national defense industries .It is designed for filtering water and impurities of transformer oil ,turbine oil, hydraulic oil and other oi...