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GONGYI FIFTH REFRACTORIES HEAD FACTORY
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GP-80 LP70 LP55
AL2O3% Min80 Min70 Min55
Refractories temp Min1850C Min1790C Min1790C
RUL0.20MPa Min1600C Min1320C Min1300C
PLC% 1500C*3h 0-+1.0% / /
Bonding time,min 1-2 1-2 1-2
Grain size% +0.5mm Max1 Max1 Max1
-0.074mm Min50 Min50 Min50
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