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Silica brick for coke oven

Product details

Project	Index
Project	Hearth furnace wall	Other
SiO _2% is not less than	94
Not less than 0.20MPa load soften temperature ° C	1650
Reheating linear change% 1450 ℃ × 2h	0 ~ +0.2
Apparent porosity% not more than	22	24
Cold crushing strength MPa is not less than	30	25
True density g / cm ³ is not greater than	2.34	2.35
Thermal expansion% 1000 ℃ not more than	1.28	1.30

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