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Standard of the Chromium Alloy Cast Grinding Balls in Building Materials Industry (6)
/in Cast Grinding Balls Standard /by Sara Wu7.1 The ball shall be inspected by the quality inspection department of the manufacturer. 7.2 Inspection classification: inspection is divided into factory inspection and type inspection. 7.3 The inspection items are diameter deviation (1), shape deviation(5.2), chemical composition (5.3), surface hardness (5.4.1), appearance quality (5.7.1,5.7.2).
Standard of the Chromium Alloy Cast Grinding Balls in Building Materials Industry (5)
/in Cast Grinding Balls Standard /by Sara Wu6.1 For the provisions of 5.1, 5.2 and 5.7.2, the measuring instrument with a precision not less than 0.1mm shall be used for the measurement, and the parts where surface defects may cause measurement errors shall be avoided during the measurement.
Standard of the Chromium Alloy Cast Grinding Balls in Building Materials Industry (4)
/in Cast Grinding Balls Standard /by Sara Wu5.1 The deviate diameter of the casting grinding balls should be accord to the requirements of the Table 1. 5.2 The shape deviation of the cast grinding ball shall be less than or equal to the diameter deviation of the cast grinding ball of the same size
oil quenching process -heat treating
/in Heat Treatment Process /by Sara WuIn materials science, quenching is the rapid cooling of a workpiece in water, oil, or air to obtain certain material properties. For oil quenching furnace, it contents the process of heating and quenching. For casting grinding balls, quenching process can be oil quenching for common high chrome balls, air quenching for super high chrome alloyed grinding balls; and for […]
Standard of the Chromium Alloy Cast Grinding Balls in Building Materials Industry (3)
/in Cast Grinding Balls Standard /by Sara Wu