Plastic sand, plastic sand

Plastic sand, sandblasting sand plastic, Technical Reference: Mohs hardness: 4.0, specific gravity (g / cm3): 1.461-1.53, bulk density (g / cm3): 0.93-0.96, PH value: 6--8 (in sex), iron content: 0.05% ash content: 3% plastic sand Specification: 12-16 #, 16-20 #, 20-30 #, 30-40 #, 40-60 #, # 60-800 Contact Person: Mr. Wu 15,920,293,369 plastic sand Applications: 1. In addition to excess plastic electronics industry: the front surface of the circuit board processing, electronic components except excess glue. 2. Clean epoxy optical detectors: the surface does not become opaque. 3. Composite: You can paint removal and removal of the coating layer from the glass fiber, carbon fiber and resin parts. The mold cleaning: You can clean the rubber, plastic, glass and die casting mold without damaging the mold dimensional accuracy. 5. aircraft except paint: remove most of the aircraft paint, but keep the plating layer. 6. In addition to feather: feather to remove a small light, not hurt the surface.