SPECIAL REFRACTORY PRODUCTS

REFRACTORIES FOR CONTINUOUS CASTING
Products Specifications	AL2O3-C sliding plate	Magnesia-Carbon Sliding Plate	AL2O3-ZrO2-C sliding plate
AL2O3%>=	75		72
ZrO2%			5
MgO %>=		92
C %>=	7	2	6
bulk density g/cm3>=	2.9	3.1	3.05
cold crushing strength MPa>=	90	100	120
apparent porosity% <=	8	8	8
Refractoriness 0C>=	1780	1780	1780
hot bending strength MPa(14000C x 0.5h)>=	10	8	13

FUSED CAST REFRACTORLES
Products Specifications		Fused Cast Zirconium-corundum Block
		AZS-30	AZS-33		AZS-36		AZS-41
			Oxidizing Process	Reducing Process	Oxidizing Process	Reducing Process	Oxidizing Process	Reducing Process
AL2O3% <=		45	Margin
ZrO2% <=		30	32.0	32.0	35.0	35.0	40.0	40.0
Na2O% <=			1.5	1.5	1.4	1.4	1.3	1.3
SiO2% >=		17.0	16.0	17.0	13.5	04.5	13	14
Fe2O3+TiO2+CaO+Na2O +K2O+B2O3 %  >=			2.5	3.0	2.5	3.0	2.5	3.0
Temperature fo glass phase leaching			1400	1080	1400	1100	1400	1150
Static Resistance to Glass  melton corrosion(common sodalime glass at 15000C for 36hrs)		The test data should be noted in the quality certificate
Unit volume weight	PT.QX  kg/cm3 <=	3.20	3.40	3.30	3.45	3.40	3.55	3.50
	MS  kg/cm3 <=	3.25	3.50	3.45	3.60	3.55	3.70	3.65
	WS  kg/cm3 <=	3.40	3.60	3.55	3.70	3.65	3.80	3.75

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