Picking the wrong ceramic foam filter density buries slag inclusions and porosity defects inside castings you thought were clean. One bad pour costs you scrapped parts, downtime, and an uncomfortable conversation with your quality team. On a spec sheet, 10PPI, 20PPI,...
10Ppi, 20Ppi, 30Ppi Or 40Ppi: Which Ceramic Foam Filter Density Do You Need?
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