ENSACO® Conductive Carbon Black for polymer ... - Timcal Graphite

16
FKM conductive compounds
www.timcal.com
1 2 3 4 5 6 7 8 9
VITON A-32J - Fluoroelastomer 100 100 100 100 100 100 100 100 100
MgO
3 3 3 3 3 3 3 3 3
Ca(OH) 2
3 3 3 3 3 3 3 3 3
MT black
20 -
- -
-
-
- 20 20
ENSACO 250G
- 10 20 30 -
-
- 10 20
N-472 SCF
-
-
- - 10 20 30 -
-
VPA-2
1 1 1 1 1 1 1 1 1
Total phr 127.0 117.0 127.0 137.0 117.0 127.0 137.0 137.0 147.0
MT black % 15.7 0.0 0.0 0.0 0.0 0.0 0.0 14.6 13.6
E250G % 0.0 8.5 15.7 21.9 0.0 0.0 0.0 7.3 13.6
SCF N-472 % 0.0 0.0 0.0 0.0 8.5 15.7 21.9 0.0 0.0
Experimental data provided by DuPont Dow Elastomers, Japan
180
160
140
120
100
80
60
40
20
Mooney viscosity ML (1+10’), 100°C
(*)
0
1 2 3 4 5 6 7 8 9
(*)Rejected because uncurable.
Vulcanizate properties at 177°C for 10 min.
70
60
50
40
30
20
10
0
Compression set (%)
1 2 3 4 5 6 8 9
20
18
16
14
12
10
8
6
4
2
0
100
90
80
70
60
50
40
30
20
10
0
t 90% (min)
1 2 3 4 5 6 8 9
Shore A
1 2 3 4 5 6 8 9
14
12
10
8
6
4
2
0
Log Resistivity (Ohm.cm)
1 2 3 4 5 6 8 9