Product Description
· Chemical composition:SiO2 AL2O3 CaO MgO Na2O
· Proportion:2.45g/cm3
· Artificial Proportion:1.5g/cm3
· Micro-rigidity:≥635kg/mm2
· Diameters:
0.2-0.4mm;0.4-0.6mm;0.6-0.8mm;0.8-1.0mm;1.0-1.5mm;1.5-2.0mm;
2.0-2..5mm;2.5-3.0mm;3.0-3.5mm;3.5-4.0mm;4.0-4.5mm;4.5-5.0