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Crucible can be divided into the graphite crucible, clay crucible and metal crucible (cast iron pot, stainless steel crucible and so on) three categories. Graphite crucible, is a crystalline form of natural graphite as the main ra...... (more…)

Heat treatment and harm FAQ Overheat Accessories from the roller bearing parts rough mouth microstructure was observed after quenching overheating. But to determine the exact extent of overheating must observe the microstructure. ...... (more…)

Trolley furnace Precautions 1, the operator must be aware of the following points before servicing trolley furnace: Structure and properties of A, furnace and its auxiliary equipment. B, distribution systems, and control the posit...... (more…)

Aging treatment To eliminate the measuring precision molds or parts used in the long dimensions , shape changes , often at a low temperature tempering ( tempering temperature 150-250 ℃) before finishing the workpiece reheated to 1...... (more…)

Nigrescence is a chemical surface treatment, its main role is a dense layer of oxide film formed on the surface of the workpiece, the workpiece to prevent rust corrosion, improve the wear resistance of the workpiece, it is only a ...... (more…)

tempering furnace Precautions and Maintenance 1, furnace temperature not exceeding 650 ℃. 2, into the parts do not charge higher than the upper basket. 3, non humid parts and parts with oil back into the stove. 4, ohmic heating is...... (more…)

The Heat Treatment Effects of time and temperature Proper heat treating requires precise control over temperature, time held at a certain temperature and cooling rate. With the exception of stress-relieving, tempering, and aging, ...... (more…)

what is heat treatment process? Heat treatment process can usually be divided into the following: Annealing Main article: Annealing (metallurgy) Annealing is a rather generalized term. Annealing consists of heating a metal to a sp...... (more…)

Furnace Wire Belt Heights Belt for high temperature working conditions is also known as furnace wire belts. It is a kind of woven or chain driven wire belting for conveying in typical processes such as sintering, tempering, quench...... (more…)

Fireclay Bricks fireclay bricks are produced from Fireclay is used for manufacturing of all sorts of refractory materials and due to its alumina and silica content, it leads to the formation of highly heat resistant fireclay brick...... (more…)