fireclay brick

Application: Furnaces of metallurgy industry, heat treatment furnace, chemical industry and construction industry.

Features

1. Low bulk density, low thermal conductivity, good thermal insulation performance. 2. Refractory category allow direct contact of fire, suitable ofr various atmosphere 3. Good integrity with furnace lining, long service life, easy operation, could be shaped freely

Typical Applications

1. Furnaces of metallurgy industry, heat treatment furnace 2. Furnaces of chemical industry and construction industry. 3. Furnace of incineration of garbage, recirculating fluidized bed furnace

Index		Item
		N-1	N-2a	N-2b	N-3a	N-3b	N-4	N-5	N-6
Refractoriness, CN		176	174	174	172	172	170	166	158
Refractoriness under load ,°C 2kg/cm2≥		1400	1350		1320		1300
Reheating linear change%	1400°C,2h	+0.1-0.4	+0.1-0.5	+0.2-0.5
	1350°C,2h				+0.2-0.5	+0.2-0.5	+0.2-0.5	+0.2-0.5
Apparent porosity,%≤		22	24	26	24	26	24	26	28
Compress strength,N/mm2≥		30	25	20	20	15	20	15	15
Thermal shock resistance		N-2b, N-3b must be tested and list the actual measuring data in the quality Certification.

fireclay brick