耐火性(程度)
Super-Class (Refractoriness> 2000°)
モデル番号
staurolite concentrate
Product name
Staurolite sand, Staurolite
Grain shape:
irregular angle
Grain color:
yellow (different tints), black
Appearance:
rown to black free running sand
Harmonize Commodity Code
2617900000
Technical Condition of Ukraine
TU-U 14-10-022-99
Formula:
Fe,AL,SiO4 O7 (OH)