... (2400-2800g/cm3) half (2) Chemical resistance: PMMA board has excellent corrosion resistance,in addition to chloroform,acetone and ... undertake adhesive, saw, planing, drilling, carving, grinding,screen printing,gush arenaceous etc craft and machinery processing,heat can bend ... on military airplane's cockpit cover(7) Weatherability: PMMA board has excellent weather resistance,can be used for outdoor ...