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How to choose the particle size of the grinding disc?

1. If the surface of the grinding object is very rough, there are obvious scratches, bumps or a large number of processing marks, you should first choose a coarse-grained grinding piece, such as 40-80 mesh. This can quickly remove a large amount of materi

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How to judge whether the particle size of the grinding disc meets the requirements?

1. Use the roughness measuring instrument to directly measure the surface roughness value after grinding. If the measurement results meet the desired roughness requirements, then the current abrasive particle size may be appropriate. 2. Observe the surfa

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