2013年10月11日星期五

steel blade quenching process

The main part of diamond saw blade is circular thin iron, stone cutting high hardness, if you saw the matrix strength and metal grinding wheel  hardness is not high enough, it may be side blade-shaped, therefore, how to improve the strength of steel , is to ensure the quality of one of the main blade.
Matrix forming the blade after quenching to the billet processing, then what is the quench it? The billet is heated to a temperature of sub-eutectoid steel or eutectoid steel above a certain temperature, holding time, it would be all of the austenite one, and then quickly cooled to  ring saw blades a temperature Ms less (or Ms near isothermal) for martensite (or bainite) transformation, this process is called quenching. Objects can greatly improve the strength of steel, the hardness and wear resistance. Therefore, when machining the blade billet, is an essential step of quenching.Diamond saw blades in China's rapid economic development in the use of more extensive, involving industry stone processing enterprises, especially in the real estate industry, decoration processing must frequently use, this article describes the  diamond core drills classification and use of diamond saw blade shape occasion. Because, according to appearance can easily be classified, there are these types: 1, head-type blades, serrated because it is disconnected two consecutive edges of the blade; diamond saw blade according to the above three points is the shape of the classification. 3, a turbine blade type, as it is a sawtooth-shaped turbine.

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