3 - Polish with tassels As a polished metal parts with metal fiber tassels hardness mounted on the motor shaft (like grinding stones) and work like grinding process. This method is performed when the metal turbine engine speed to create surface exposed details sharpening scissors, hook the undulating surface of the details to create a new surface has a higher flatness.
4 - The legal polished granite grinding stones is the method used with the granules for processing details. This method for high yield, uniform surface quality and surface for the simple, the complexity is not high or shape in accordance with the law. For greater detail, complex shapes, but as a rule, also used this method very efficient grinding because shaped grinding wheel used for machining details
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