Fused cast AZS Block

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Fused cast AZS Block has Strong glass corrosion resistance and high thermal shack stability. The products are adopting superior material, with process by special arc furnace forming it. This fuse cast technology got nearly no suffers from electrode pollution.
Application
Can be used at parts where chemical erosion is serious and temperature changes frequently, such as fire spurting mouth and regenerator joints, end port of furnace etc

Brands Items		AZS-33		AZS-36			AZS-41
		Y	H	Y		H	Y		H
Al₂O₃ %		allowance
ZrO₂%		32.0～36.0		35.0～40.0			40.0～44.0
SiO₂% not more than		16.0	16.5	13.5	14.5		13.0	14.0
Na₂O% not more than		1.5	1.5	1.3	1.4		1.3	1.4
Fe₂O₃+TiO₂+CaO+MgO+ Na₂O+K₂O+B₂O₃% Not more than		2.5	3.0	3.0	3.0		2.5	3.0
The glass phase-oozing temperature℃ not less than		1400	1100	1400	1100		1400	1150
Unit volume kg/dm³ not less than	PT.QX	3.40	3.30	3.45	3.40		3.55	3.50
	MS	3.55	3.50	3.65	3.55		3.80	3.65
	WS	3.60	3.55	3.70	3.65		3.85	3.75