Silicon mullite brick for cement rotary kiln

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The silicon mullite brick produced by our company is produced with special bauxite chamotte by undergoing moulding under high pressure and sintering under high temperature. Featured by high ambient compressive strength and high structural strength, good thermal shock resistance and wear resistance as well as strong antistrip, it is an ideal material for the transition zone and decomposing zone of cement kiln.

Items		Silicon mullite brick
Items		AZM-1550	AZM-1650	AZM-1680
AI2O3 %	≥	65	63	60
ZrO2 %
Refractoriness, °C	≥	1790	1790	1790
Bulk Density,(g/cm3)	≥	2.5	2.55.	2.60
Apparent Porosity %	≤	20	20	21
Cold Crushing Strength,MPa	≥	80	90	95
MOR MPa	≥	8	12	15
Refractoriness Under Load, °C	≥	1550	1650	1680
CC CWT	≤	—	8.2	8.5