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Refractory aggregate

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Refractory aggregate 1) High alumina content 2) Low thermal conductivity 3) Low water absorption rate......

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Refractory aggregate

Item	Chemical composition					Bulk density g/cm3	Water absorption %
Item	Al2O3	FeO	TiO2	Cao+MgO	K2CO3+Na2CO3	Bulk density g/cm3	Water absorption %
GAL-88	≥88	≤1.5	≤4.0	≤0.4	≤0.4	≥3.15	≤4
GAL-85	≥85	≤1.8	≤4.0	≤0.4	≤0.4	≥3.10	≤4
GAL-80	>80	≤2.0	≤4.0	≤0.5	≤0.5	≥2.90	≤5
GAL-70	>7080	≤2.0		≤0.6	≤0.6	≥2.75	≤5
GAL-60	>6070	≤2.0		≤0.6	≤0.6	≥2.65	≤6
GAL-50	>5060	≤2.5		≤0.6	≤0.6	≥2.45	≤6

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