| |
|
Physical
and functional characteristics of the electrographite materials
|
|
|
Group
of semimanu-factured
|
Mark
|
Appearent
density
|
Hardness
Rockwell
|
Broken
resistivity at flexure
|
Resistivity
|
Falling
voltage
|
Friction
coefficient
|
Medium
wear speed
|
|
|
g/cm³
|
HR
10/60
|
MN/m²
|
mWm
|
2Uc
|
m
|
WE
|
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
|
ELECTRO-GRAPHITE
|
EGR
- 3
|
1,55...1,70
|
110...120
|
17
|
55...75
|
1,0...2,8
|
0,20
|
6,0
|
|
EGR - 4
|
1,50...1,65
|
105...115
|
18
|
45...60
|
1,5...3,0
|
0,20
|
5,0
|
|
EGR
- 5
|
1,55...1,75
|
110...120
|
21
|
45...60
|
1,0...3,5
|
0,25
|
7,0
|
|
EGR
- 8
|
1,60...1,75
|
100...120
|
16
|
30...50
|
1,9...2,6
|
0,20
|
5,0
|
|
EGR
- 9
|
1,60...1,75
|
85...120
|
22
|
16...35
|
1,0...3,6
|
0,15
|
2,5
|
|
EGR
- 10
|
1,60...1,75
|
80...115
|
22
|
15...28
|
1,8...2,6
|
0,30
|
4,0
|
|
EGR
- 12
|
1,65...1,80
|
100...125
|
27
|
30...45
|
1,9...2,8
|
0,20
|
3,0
|
|
EGR
- 14
|
1,60...1,75
|
90...120
|
20
|
25...40
|
1,6...2,9
|
0,20
|
2,5
|
|
EGR
- 16
|
1,55...1,70
|
90...110
|
16
|
28...38
|
1,4...2,4
|
0,19
|
2,5
|
|
EGR
- 18*
|
1,55...1,70
|
90...120
|
18
|
30...52
|
1,4...3,0
|
0,20
|
3,5
|
|
EGR
- 19**
|
1,60...1,75
|
90...125
|
14
|
12...20
|
1,8...3,5
|
0,30
|
6,0
|
|
EGR
- 20
|
1,55...1,75
|
100...125
|
21
|
35...52
|
0,6...2,5
|
0,20
|
7,5
|
|
EGR
- 23
|
1,60...1,75
|
70...115
|
16
|
20...30
|
1,5...2,8
|
0,20
|
4,0
|
|
*
|
-EGR materials
are used in applications for industry of goods |
|
**
|
-EGR -19
materials it used at welding converter |
|
|
-Materials
in lines are used in siderurgy |
|
|
