Pumice Powder for Circuit Board
2021-9-9 · ABC Pumice Powder, with its narrow particle size and Mohs hardness of 5.5 to 6.0, provides uniform abrasion/polishing. During the panel preparation step, the panels are subjected to anti-oxidant baths, cleaners, and pumice scrubs similar to the core preparation. Mechanical scrubbing methods include abrasive brush scrubbing and pumice scrubbing.
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