PRODUCTS

Products for Metallurgy Industry

Electrode Pastes for Fe-alloy Smelting
 
Properties
3.5% Ash
4.0% Ash
5.0% Ash
6.0% Ash
Green
Baked
Green
Baked
Green
Baked
Green
Baked
Ash content, Max. (%)
3.5
--
4.0
--
5.0
--
6.0
--
Fixed carbon content (%)
81-84.5
--
80-83.5
--
79.5-83
--
80-82
--

Sulphur content, Max. (%)

0.8
--
0.8
--
0.8
--
0.8
--
Volatile matter (loss on baking) (%)
12.0-15.5
--
12.5-16.0
--
12.0-15.5
--
12-14
--
Apparent density, Min. (g/cm3)
1.55
1.38
1.55
1.38
1.55
1.38
1.55
1.38
Total porosity (%)
--
18-22
--
18-22
--
18-22
--
18-22
Softening point (°C)
90-110
--
90-110
--
90-110
--
90-110
--
Plasticity range (%)
20-60
--
20-60
--
20-60
--
20-60
--
Spec. el. res., Max. (µΩm)
--
65
--
68
--
75
--
80
Thermal conductivity (W/mK)
--
8
--
8
--
8
--
8
Specific heat (kJ/kgK)
--
1.8
--
1.8
--
1.8
--
1.8
Extensibility (during heating) (%)
5-20
5-20
5-20
5-20
5-20
5-20
5-30
5-30
Compressive strength, Min. (MPa)
--
18.0
--
17.0
--
17.0
--
20.0
Flexural strength (MPa)
--
3.8
--
3.8
--
3.8
--
3.8
Modulus of elasticity (GPa)
--
3.5
--
3.5
--
3.5
--
3.5
The above technical properties can be modified according to customer’s special requirements
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Filling Pastes
 
Properties

Thick seam paste

Thin seam paste

Ash content, Max. (%)
8
--
Compressive strength, Min. (MPa)
12
45
Compressive strength, Max. (MPa)
15.0
--
The above technical properties can be modified according to customer’s special requirements
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Carbon Block as Lining Material for Blast Furnaces
 
Properties

Regular carbon clock

Micro-pore carbon block

Partial-graphite carbon block

High-conductive graphite brick

Ash content, Max. (%)
9
18
8
0.5
Real porosity, Max. (%)
20
--
20
--
Bulk density, Min. (g/cm3)
1.52
1.60
1.52
1.63
Real density, Min. (g/cm3)
--
1.90
1.90
--
Compressive strength, Min. (MPa)
30
36
32
25
Permeability, Max. (MDa)
--
11
--
--
Oxidation rate, Max. (%)
--
16
35
--
Anti-alkaline, Grade
LC
U or LC
U or LC
LC
C.T.E. (room temp), Min. (W/mK)
--
7
6
45
C.T.E. (300°C), Min. (W/mK)
--
10
9
43
C.T.E. (600°C), Min. (W/mK)
--
14
12
40
C.T.E. (800°C), Min. (W/mK)
--
15
13
35
Average aperture, Max. (μm)
--
0.5
--
--
Rate of pore under 1μm, Min. (%)
--
70
--
--
The above technical properties can be modified according to customer’s special requirements
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