Shandong Renwa Abrasive Teh. Co.,ltd.

Blue ceramic abrasive grains are a kind of sintered abrasive grains made by sol-gel method with with special alumina as main raw material and various modified components as auxiliary materials. The grain size of it is very small, only 100-300 um, accounting for merely a few percent of the size of ordinary corundum abrasive grain.
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