Answer
Dec 31, 2022 - 05:06 PM
C25% is the abrasive percentage in the binder and 2/1 is the average particle size of the abrasive in micro meters. 2/1 means from 1 to 2 microns / micro meters. In the Japanese JIS grit rating, this would be around 7000 grit. To compare to other grit ratings, you can use this chart :
https://www.gritomatic.com/pages/grit...
https://www.gritomatic.com/pages/grit...
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