纤维体长度(µm)Particle size
|
1—5
|
堆积密度(g/cm3)bulk density
|
0.65
|
真实密度(g/cm3)true density
|
2.3
|
色泽(白度%)color
|
≥92
|
吸油率g(oil)/100g oil |
32-38
|
PH值
|
6.8
|
水份(%)
|
≤0.2
|
耐火度(℃)Melting point
|
1700
|
莫氏硬度hardness (Mohs |
7
|
烧失量Lost in ignition
|
≤0.10%
|