1. Gunning mix
Application : For EAF(电炉)
|
Type:
|
SMP75
|
SMP81
|
LDG1
|
LDG2
|
LDG3
|
|
Specs
|
MgO
|
75% min
|
81% min
|
80% min
|
70% min
|
65% min
|
|
SiO2
|
5% max
|
3.5% max
|
7.5% max
|
5% max
|
5% max
|
|
CaO
|
10% min
|
4% max
|
12% max
|
13-16%
|
20% min
|
|
Fe2O3
|
|
|
|
3-5%
|
3-4.5%
|
|
Al2O3
|
|
|
1.5% max
|
1.5% max
|
1% max
|
|
B.D. g/cm3
|
|
2.3 min
|
2.4 min
|
|
|
|
|
Linear Change
|
1500℃
|
1.0 max
|
1.5 max
|
max
|
max
|
max
|
|
Mpa C.C.S.
|
1500℃
|
|
8 min
|
|
|
|
|
Mpa MOR
|
1500℃
|
|
3 min
|
|
|
|
|
Critical Grain(mm)
|
3
|
3
|
3
|
3
|
3
|
|
Refractoriness
|
1750℃
|
1790℃
|
℃
|
℃
|
℃
|
|
|
Application : For BOF(转炉)
|
Type:
|
SMP73
|
SMP80
|
|
Specs
|
MgO
|
73% min
|
80% min
|
|
SiO2
|
4% max
|
4% max
|
|
CaO
|
10% min
|
4% max
|
|
Fe2O3
|
|
|
|
Al2O3
|
|
|
|
B.D. g/cm3
|
|
2.3 min
|
2.4 min
|
|
Linear Change
|
1500℃
|
1.0 max
|
1.5 max
|
|
Mpa C.C.S.
|
1500℃
|
|
8 min
|
|
Mpa MOR
|
1500℃
|
|
3 min
|
|
Critical Grain(mm)
|
3
|
3
|
|
Refractoriness
|
1750℃
|
1790℃
|
Application : For Tundish(中间包)
|
Type:
|
ST65
|
|
Specs
|
MgO
|
65-70%
|
|
SiO2
|
21-26%
|
|
CaO
|
1.5% max
|
|
Fe2O3
|
6% max
|
|
Al2O3
|
1..5% max
|
|
B.D. g/cm3
|
|
2.2 min
|
|
Linear Change
|
1500℃
|
1.4 max
|
|
Mpa C.C.S.
|
1500℃
|
8 min
|
|
Mpa MOR
|
1500℃
|
3 min
|
|
Critical Grain(mm)
|
0.5
|
|
Refractoriness
|
1720℃min
|
*** Of course could we also produce to adjust your special requirement as well!
2. Ramming Mix
Application: For Tundish
Tundish Dry Vibration mixes
|
Type:
|
LDV1
|
LDV2
|
|
Specs
|
MgO
|
70-80%
|
83% min
|
|
SiO2
|
15% max
|
5% max
|
|
CaO
|
2% max
|
2.5% max
|
|
Fe2O3
|
3% max
|
2.9% max
|
|
Al2O3
|
1% max
|
1% max
|
|
B.D. g/cm3
|
|
|
|
|
Linear Change
|
1500℃
|
|
|
|
Mpa C.C.S.
|
1500℃
|
|
|
|
Mpa MOR
|
1500℃
|
|
|
|
Critical Grain(mm)
|
|
|
|
Refractoriness
|
1750℃
|
1750℃
|
Application: For Repair of EAF heart
|
Type:
|
S1
|
L1
|
L2
|
|
Specs
|
MgO
|
65-68%
|
74-78%
|
63-68%
|
|
SiO2
|
1.5% max
|
1.5% max
|
1.5% max
|
|
CaO
|
23-27%
|
14-17%
|
23-30%
|
|
Fe2O3
|
5-8%
|
4-7% max
|
3.5-8%
|
|
Al2O3
|
1% max
|
1% max
|
1% max
|
|
B.D. g/cm3
|
|
2.4-2.8
|
|
|
|
Linear Change
|
1500℃
|
|
|
|
|
Mpa C.C.S.
|
1500℃
|
|
|
|
|
Mpa MOR
|
1500℃
|
|
|
|
|
Critical Grain(mm)
|
|
|
|
|
Refractoriness
|
|
1750℃
|
1750℃
|
Application: For Bottem of EAF
|
Type:
|
SMG90
|
SMG80
|
|
Specs
|
MgO
|
90% min
|
80% min
|
|
SiO2
|
|
|
|
CaO
|
2% max
|
5-10%
|
|
Fe2O3
|
1% max
|
4-8%
|
|
Al2O3
|
|
1% max
|
|
B.D. g/cm3
|
|
2.7
|
2.6
|
|
Linear Change
|
1500℃
|
1.5
|
1
|
|
Mpa C.C.S.
|
1500℃
|
25
|
25
|
|
Mpa MOR
|
1500℃
|
|
|
|
Critical Grain(mm)
|
6
|
6
|
|
Refractoriness max
|
1850℃
|
1800℃
|
*** Of course could we also produce to adjust your special requirement as well!
We also produce:
l Daubing Apply Material For Tundish (working line) with MgO 75- 85%
l Castable Materials for small-sized ,middle-sized, large-sized Ladle, Tundish , Metallurgical lance pipes with Al2O3 70-89%
l Stuffing Materials for Taphole (EAF Ladle)