|
Properties size
|
16/30
|
20/40
|
20/40
|
30/50
|
|
|
density g/cc
|
apparent density g/cc
|
≤3.08
|
≤2.80
|
≤3.08
|
≤3.08
|
|
bulk density g/cc
|
≤1.67
|
≤1.67
|
≤1.67
|
≤1.67
|
|
|
sphericity
|
≥0.9
|
≥0.9
|
≥0.9
|
≥0.9
|
|
|
roundness
|
≥0.9
|
≥0.9
|
≥0.9
|
≥0.9
|
|
|
turbility NTU
|
＜50
|
＜50
|
＜80
|
＜80
|
|
|
acid solubility (12%HCL+3%HF)%
|
<5
|
<5
|
≤5.6
|
≤5.6
|
|
|
crush resistance %
|
52MPa(75000Psi)
|
|
≤5
|
≤2
|
≤2
|
|
69MPa(10000Psi)
|
≤16
|
≤6
|
≤4
|
≤4
|
|
|
86MPa(12500psi)
|
|
|
≤7
|
≤7
|
|
