The series of brick mainly constitued with mullite are made of high quality bauxite material with unique compression strength, top high temperature capability, powerful penetrating-proof capacity, good erosion-resistance, can widely used in metallurgy, petroleum & chemistry industry, machinery, electric power, ceramic etc. As the furnace liner and insulating layer, they are a long life and economical ideal products.

 

Project		Kiln products used in the tunner kiln			Drawer
		P1	P2	P3
Al2O3		38-46	38-46	38-46	42-45
SiO2		43-52	43-52	43-52	48-50
MgO		5-8	5-8	5-8	5-6
K2O		1.7	1.7	2.1	0.5
NaO		0.5	0.5	0.7	0.3
Modulus of Rupture	Normal	18	20	24	-
	1250	>8	>8	>12	>8
RUL		>1410	>1410	>1390	>1390
Apparent Porosity		22	26	30	27-30
Bulk Density		2.15	2.0	1.9	2.05
Thermal Expansion		<3.0	<3.0	<2.3	2.3-2.6
Thermal Conductivity		1.0-1.2	1.0-1.5	1.0-1.5	1.0-1.5
Highest Working Temperature		1300	1300	1300	<1350

Zibo SK Refractory Co., Ltd

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Main Products:Fire clay brick, high alumina brick, insulating brick, ceramic fiber, fire clay mortars, insulating mortars

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