MgO:50-75% SiO2:3-10% CaO:2-5% Fe2O3:2-5% L.O.I2-5%
Size: 0-40/0-60mm 90% min
Add: RM 402, 2TH UNIT,NO.40 WUJIAYUAN JIANLAN ROAD, QILIHE DISTRICT, LANZHOU, GANSU, CHINA
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