Sunward Refractories

$Sunward Refractories$

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Product

Refractoriness for Lime Shaft Kiln

■ H3、H2、H1-1
■ MC-65、MC-75、MB-90
■ H3、H2、H1-1
■ H4、H3、H2、H1-1

Specification

Brand		H1-1	H2	H3	H4	F1	F3	MC-65	MC-75	MB-90	MS-42
Properties		H1-1	H2	H3	H4	F1	F3	MC-65	MC-75	MB-90	MS-42
Refractoriness (SK)		38	37	35	35	32	40	40	40	40	40
Apparent Porosity (%)		≦22	≦27	≦27	≦28	≦26	≦26	≦19	≦17	≦16	≦14
Cold Crushing Strength (kg/cm2) at ℃×3hrs		≧500	≧294	≧245	≧196	≧200	≧300	≧300	≧350	≧450	≧550
Bulk Density (g/cm3)		≧2.50	≧2.20	≧2.10	≧2.10	≧2.20	≧2.00	≧3.35	≧3.05	≧2.95	---
Chemical Composition (%)	Al2O3	≧70	≧60	≧50	≧45	≧40	≧28	---	---	---	≧15
	Fe2O3	≧2.5	≧2.0	≧2.5	≧2.0	≧3.0	≧3.0	---	---	---	---
	MgO	---	---	---	---	---	---	≧65	≧75	≧95	≧80
	Cr2O3	---	---	---	---	---	---	≧24	≧10	---	≧2.5
Characteristic		Brick