ITEM		Coke oven	Coke oven	Super quality brick for coke oven
		GZ-94 (oven hearth &wall)	GZ-94 (oven other place)
Chemical component(%)	SiO2 ≥	94	94	95-96.5
True density(g/cm³)≤		2.34	2.35	2.33-2.3
Apparent porosity(%)AP≤		22	24	17-21
Cold crushing strength(Mpa) CCS≥	unit weight<20kg	30	25	35-50
	unit weight≥20kg
Refractoriness under load 0.2MPa,RUL≥		1650	1650	1670-1700
liner change(%)	1450℃,2h	0.2~0		0.1-0
thermal expansivity(%)1000℃≤		1.28	1.30	1.25

Silica brick for coke oven,hot blast stove,glass furnace are available .

Above is the data sheet of silica brick for coke oven,any question pls contact us for details.