国际贸易

ZrO2+HfO2:65.3% U+TH:293PPM SIO2:31.67%

WFM min 97% MgO, Fe2O3 Max 0.6, B.D 3.52, SiO2 0.7, CaO 1.5 Crystal Size min 400micron

MgO 97.5

MgO 97.8

MgO>41%,SiO2<47$% , Fe2O3<8% ,LOI<5%size 2-8,3-8,3-7mm

MgO>41%,SiO2<47$% , Fe2O3<8% ,LOI<5%size 2-8,3-8,3-7mm

90

90%min DBM 3-15mm,10-30mm, 95%

3-40MM

CFM 97%<, WFM97.5%<, 98.5%<, 3-5mm ~ 200F