Welcome to KaiFeng GaoDa New Type Refractory Matetial!

Unshaped Refractories:------Blast Furnace Trough Casting Refractories

and Ramming Refractories

$The KaiFeng GaoDa New Type Refractory Material Factory are ISO9002 Certified.$

Quality		Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC	Al₂O₃-SiC	Al₂O₃-MgO-SiC-C
Code		GD-ASC11	GD-ASC21	GD-ASC22	GD-ASC31	GD-ASC41	GD-AS11	GD-AS12	GD-AMSC11
Properties		Normal	Normal	Normal	Normal	Normal	Normal	Normal	Normal
Modulus of rupture(MPa)	110^° C×24h	≥4	≥3	≥4	≥4	≥4	≥5	≥4	≥4
	1000^° C×3h	≥6	≥5	≥6	≥6	≥4	≥7	≥5	≥6
	1450^° C×3h	≥9	≥7	≥8	≥9	≥6	≥10	≥8	≥8
Cold crushing strength(MPa)^° C	110^° C×24h	≥25	≥20	≥20	≥30	≥20	≥35	≥25	≥25
	1000^° C×3h	≥40	≥35	≥50	≥40	≥30	≥55	≥45	≥40
	1450^° C×3h	≥9	≥7	≥8	≥9	≥6	≥10	≥8	≥8
Permanent linear change(%)	1450^° C×3h	-0.2～+0.5	-0.2～+0.5	0～+0.5	-0.3～+0.5	±0.5	0～+1.0	0～+1.0	0～+1.0
Bulk Density(g/cm³)	1450^° C×3h	≥2.80	≥2.75	≥2.70	≥2.75	≥2.50	≥2.70	≥2.50	≥2.85
Chemical analysis(%)	Al₂O₃	≥75	≥55	≥50	≥70	≥55	≥67	≥70	≥78.6
	SiC	≥10	≥30	≥35	≥8	≥12	≥10	≥10	≥10
	C	2-4	2-4	2-4	1-3	2-4	-	-	1-3, 2-4(MgO)
Grain size mm(%)	top size mm	15	15	15	10	8	8	8	15
Grain size mm(%)	less than 75um(%)	≥27	≥28	≥29	≥28	≥30	≥28	≥29	≥27
Additive water(casting)(%)		4.8-5.3	5.3-5.8	5.5-6.0	5.3-5.8	6.5-7.0	5.5-6.0	6.5-7.5	5.0-5.5
Application area		Main trough metal line,Tilting runner	Main trough up slag line	Main trough down slag line	Iron runner	Slag runner	Cover for main trough	Cover for main trough	Main trough metal line

Ramming Refractories:

Quality		Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C	Al₂O₃-SiC-C
Code		GD-ASC51	GD-ASC52	GD-ASC53	GD-ASC54	GD-ASC55	GD-ASC56
Properties		Normal	Normal	Normal	Normal	Normal	Normal
Modulus of rupture(MPa)	110^° C×24h	≥4	≥5	≥4	≥3	≥3	≥4
Modulus of rupture(MPa)	1450^° C×3h	≥6	≥7	≥9	≥5	≥7	≥7
Cold crushing strength(MPa)^° C	110^° C×24h	≥20	≥20	≥20	≥15	≥15	≥15
Cold crushing strength(MPa)^° C	1450^° C×3h	≥45	≥50	≥60	≥35	≥40	≥40
Permanent linear change(%)	110^° C×24h	-	-	-	-	-	-
Permanent linear change(%)	1450^° C×3h	±0.5	±0.5	±0.5	±0.5	±0.5	±0.5
Bulk Density(g/cm³)	110^° C×24h	≥2.60	≥2.65	≥2.70	≥2.40	≥2.50	≥2.50
Bulk Density(g/cm³)	1450^° C×3h	≥2.50	≥2.55	≥2.65	≥2.30	≥2.45	≥2.38
Chemical analysis(%)	Al₂O₃	≥60	≥65	≥70	≥50	≥50	≥58
	SiC	≥13	≥10	≥12	≥10	≥20	≥10
	C	5-8	4-10	6-9	7-10	5-9	5-10
Grain size mm(%)	top size mm	8	8	8	7	8	8
Grain size mm(%)	less than 88um	≥33	≥32	≥31	≥34	≥34	≥34
Water content(%)		4.5-5.5	4.5-5.5	4-5	6-7	5-6	5-6
Application		Main trough,iron runner for middle-sized blast furnace	Iron runner for big-sized blast furnace.	Main trougth,metal line for big-sized blast furnace	Main trough,iron runner for small-sized blast furnace	Main trough,slag line for big-sized blast furnace,skimmer.	Slag runner for big-sized blast furnace.

Unshaped Refractories :	Fireclay High Alumina Castable Refractories(Include:Mullite and Corundum Castable)
	Blast Furnace Trough Casting Refractories and Ramming Refractories
	Plastic Refractories and Ramming Refractories
	Gunning,Trowelling Refractories	Alumina-Magnesia Castable Refractories
	Refractory Mortars	Insulating Castable Refractories
	Specialized Refractoriy Castables

Company：KaiFeng GaoDa New Type Refractory Material Factory

Address:West of XiaoWangTun ZhenBian Road KaiFeng City, HeNan Province,China

Postalcode:475003

Fax:(86)-378-3922186 Tel:(86)-378-3922687 Mobile:13703786552

Greenwood Impex Inc.

18125 Camino Bello,#3 Rowland Heights,CA 91748

Fax:(1)-530-734-2238 Tel:(1)-626-810-3656

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