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|
| Products:--------Refractory for secondary steel making |  |
|
Monolithic in jectiong lance for argon blowing: |
| Monolithic in jectiong lance is made from casting refractory material around the steel bar,it has the nature of high strength,fine erosion-resistance.our factory have built advanced equipment to make all kinds of injectiong lances for smelting steel's usage of desulphoriztion.Technical standars will be discussed between the maker and the customer. |
| Quality standard of monolithic injectiong lance: |
| Quality |
High-Alumina
|
Crundum
|
Crundum
|
|
| Name |
Monolithic
lance for hot metal pretreatment
|
Lance
for TN ladle powder injection
|
Monolithic
lance for secondary steelmaking in LHF,etc.
|
|
| Brand |
GD-A60
|
GD-A93
|
GD-A92
|
|
| Chemical analysis(%) | Al2O3 |
60
|
93
|
92
|
| CaO |
¡Ü1.5
|
2.0
|
-
|
|
| SiO2 |
-
|
-
|
1.0
|
|
| Refractoriness¡ã C |
1790
|
£¾1790
|
£¾1790
|
|
| Cold crushing strength(MPa) | 110¡ã C¡Á24h |
25
|
40
|
40
|
| 1500¡ã C¡Á3h |
40
|
50
|
60
|
|
| Modulus of rupture(MPa) | 110¡ã C¡Á24h |
4.0
|
8.0
|
6.0
|
| 1500¡ã C¡Á3h |
10.0
|
10.0
|
12.0
|
|
| Liner Change%(1500¡ã C¡Á3h) |
¡À0.5
|
¡À1.0
|
¡À0.6
|
|
| Bulk Density(g/cm3) |
2.5
|
3.0
|
3.0
|
|
| Max service temp¡ã C |
1500
|
1750
|
1750
|
|
| Main applications |
Desulphoriztion
in torpedo ladle car
|
Desulphoriztion
for ladle powder injection
|
Temperature
adjustment in ladle furnace and ladle by argon blowing
|
|
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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 |
