Stage 1: acrylic resin, powder CaCO3, R-TiO2 powder is put into the mortar mix, followed by addition of additives to adjust pH, wet additives and water part. The mixture is stirred at high speeds (1000-1200 RPM) within 30 minutes, then gone, crushing in 60 minutes.
đang được dịch, vui lòng đợi..
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