Products:--------Refractory for Converter The KaiFeng GaoDa New Type Refractory Material Factory are ISO9002 Certified.

Physical & chemical indexes for Magnesite brick of converter:
Name
GD1521
GD1522
GD1511
GD1511K
GD1821
GD1811
GD1811K
GD1812K
GD1811H
Bulk Density(g/cm3)
2.96
2.96
2.96
2.96
2.91
2.92
2.92
2.89
2.93
Apparent poposity(%)
3.3
3.3
3.3
3.2
3.0
3.4
3.2
3.2
3.0
Cold crushing strength(MPa)
49.0
48.5
46.5
47.0
41.3
42.0
44.0
43.7
44.2
Modulus of rupture at elevated temp(MPa)at 1400¡ã C
13.5
13.3
13.2
13.3
12.0
12.0
12.1
13.2
12.3
Chemical analysis(%)
MgO
78.6
78.7
78.9
79.0
75.1
75.4
75.5
76.3
75.9
F.C
15.3
15.4
15.7
15.7
18.3
18.5
18.5
18.4
18.9

 

physical-chemical characteristics of   converter gunning
Name
Magnesia-calcian
Magnesia-carbon
GD-ZP80
GD-ZP88
GD-ZP66
GD-ZP80B
GD-ZP83
GD-ZP70
GD-ZP72
Chemical analysis(%)
Phosphoric acid series
Phosphoric acid series
UnPhosphoric acid series
Phosphoric acid series
-
-
-
MgO
80
88
66
80
83
70
72
CaO
13
6
20
8
1
-
-
F.C
-
-
-
-
8
16
11
Grain size mm
-
-
-
-
-
-
-
Critieality Grain size(mm)
3
3
3
3
5
3
10
+1mm(%)
30
25
30
30
30
40
30
-0.074mm(%)
35
28
24
35
32
35
31
Max modulus of strength(MPa)at 1400¡ã C
1.7
1.2
2.3
1.2
4.0
3.9
3.1
Features
Hot gunning
Hot casting
Hot gunning
Material for supplement
Application area
Use for bosh
Use for steel-tapping hole
Use for bosh
Use for furnaces bottom



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Company£ºKaiFeng GaoDa New Type Refractory Material Factory
Address:West of XiaoWangTun ZhenBian Road KaiFeng City, HeNan Province,China
Postalcode:475003
URL: http://www.gdxxnh.com
E-mail:kfgd@gdxxnh.com
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
E-mail:USA@gdxxnh.com