纖維體長度(µm)Particle size
|
1—5
|
堆積密度(g/cm3)bulk density
|
0.65
|
真實密度(g/cm3)true density
|
2.3
|
色澤(白度%)color
|
≥92
|
吸油率g(oil)/100g oil absorption
|
32-38
|
PH值
|
6.8
|
水份(%)
|
≤0.2
|
耐火度(℃)Melting point
|
1700
|
莫氏硬度hardness (Mohs scale)
|
7
|
燒失量Lost in ignition
|
≤0.10%
|