|
Properties size
|
16/20
|
20/40
|
30/50
|
40/70
|
|
|
density g/cc
|
apparent density g/cc
|
≤2.80
|
≤2.80
|
≤2.80
|
≤2.80
|
|
bulk density g/cc
|
≤1.53
|
≤1.53
|
≤1.53
|
≤1.53
|
|
|
sphericity
|
≥0.9
|
≥0.9
|
≥0.9
|
≥0.9
|
|
|
roundness
|
≥0.9
|
≥0.9
|
≥0.9
|
≥0.9
|
|
|
turbility NTU
|
＜25
|
＜25
|
＜25
|
＜25
|
|
|
acid solubility (12%HCL+3%HF)%
|
≤7
|
≤7
|
≤7
|
≤7
|
|
|
crush resistance %
|
34MPa(5000Psi)
|
≤12
|
≤2
|
≤1.5
|
≤1.5
|
|
52MPa(7500Psi)
|
≤20
|
≤6
|
≤2.6
|
≤2.6
|
|
