| Place of Origin |
Liaoning China (Mainland) |
| Brand Name |
DOYO |
SPECIFICATION HAICHENG NO.1HAICHENG NO.2HAICHENG NO.3LIAONING NO.1LIAONING NO.2 SIO2≥ 60% 57% 52% 47% 35% MGO≥ 30% 31% 31%31% 31% CAO≤ 0.50%0.70% 1.50%1.50% 1.6% FE2O3≤ 0.30% 0.40% 0.30%0.40% 0.4% AL2O3≤ 0.20% 0.30% 0.30% 0.40% 0.4% WHITENESS≥ 908988 87 86 L.O.I.1000°C≤ 7% 10% 13% 17% 26%