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A) PHYSICAL PROPERTIES | LOSS(1025℃) | 37.5KW | ||||
ITEM | NAME OF TEST | RESULT | ||||
1 | 1200℃ HEAT PRESERVATION FOR 30 MIN | 84.1 | ||||
2 | L * | 94.6 | ||||
3 | a * | 1.82 | ||||
4 | b * | 4.24 | ||||
B) CHEMICAL ANALYSIS | Engine displacement | 6750ml | ||||
ITEM | COMPOUND | RESULT | ||||
1 | SiO2 | 50.35 | ||||
2 | Al2O3 | 0.01 | ||||
3 | Fe2O3 | 0.15 | ||||
4 | TiO2 | 0.01 | ||||
5 | CaO | 42.89 | ||||
6 | MgO | 3.20 | ||||
7 | K2O | 0.02 | ||||
8 | Na2O | <0.01 | ||||
9 | LOSS (1025 ℃) | 3.32 |