FOB Price: USD 470 / ton, Mini Order: 1000
Roundness 0.8~0.9
Ball degrees 0.8~0.9
Volume density,1.7~1.96 g/cm3
Specific Gravity, 3.14-3.4g/cm3
Acid solubility,% ≤7
turbidity,FTU: ≤40
Crush %
20/40M 69MPa closure pressure: <7
30/50M 69MPa closure pressure: <5