Product Description Product Description Specification Kamtai high quality synthetic mullite kiln furniture, high purity corundum as the main raw material,adding special additive, via high pressure molding, the high temperature burn becomes, the product has soft, high porosity Hollywood,low thermal shock performance is good, wear-resisting performance is good wait for a characteristic.Can be widely used in steel, no-ferrous metal smelting furnace,bolier and wastes incinerator.

Item Category			JT23	JT26	JT28	JT30	JT32
(℃)Using temperature			1300	1430	1520	1550	1600
(g/cm3)Density			0.55-0.65	0.8	0.9	1.0	1.1
(%)Reheating linear shrinkage			0.4	0.5	0.8	0.8	1.0
(Mpa)Cold crushing strength			1.8	1.8	2.5	2.8	3.5
(Mpa)Room temperature flexural strength			1.2	1.2	1.6	1.6	2.2
(350℃ W/mk)Thermal Conductivity			0.25	0.26	0.32	0.37	0.42
(×10-6/℃)Thermal expansion coefficient			0.47	0.47	0.48	0.48	0.49
	Al2O3	45	54	64	72	80
		Fe2O3	0.9	0.9	0.8	0.7	0.5

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