Technical Specification DMC / SMC / EPOXY
|
Properties |
Units |
Test Methods
(ASTM) |
Values |
|
SMC |
DMC |
EPOXY |
|
Physical |
|
|
|
|
|
|
Specific
Gravity |
- |
D-792 |
1.7 |
1.9 |
1.6-2.0 |
|
Glass Contents |
% |
N.A. |
25 |
15 |
- |
|
Water
Absorption (24 hrs.) |
% |
D-570 |
0.2 |
0.15 |
0.04-0.1 |
|
Mechanical |
|
|
|
|
|
|
Tensile
Strength |
kgf/cm2 |
D-638 |
700 |
400 |
750-400 |
|
Flexural
Strength |
kgf/cm2 |
D-790 |
1550 |
900 |
800 |
|
Compressive
Strength |
kgf/cm2 |
D-695 |
1800 |
1500 |
1600 |
|
Impact Strength
Izod |
j/m |
D-265 |
600 |
250 |
- |
|
Electrical |
|
|
|
|
|
|
Dielectric
Strength |
kv/mm |
D-149 |
12 |
10 |
13 |
|
Tracking Index |
Volts |
BS-5901 |
+600 |
+600 |
+600 |
|
ARC Resistance |
Secs |
D-45 |
+180 |
+180 |
+180 |
|
Flammability |
Self Extinguishing |
|
Tolerance Chart |
|
DM (mm) |
Tolerance |
|
1-15 |
0.25 mm |
|
16-50 |
0.5 mm |
|
51-100 |
1.0 mm |
|
101-250 |
1.5 mm |
|
250 & above |
2 mm |
The above values are for the standard formula
followed by the company but we have facilities for
manufacturing SMC, DMC & Epoxy according to the
customer requirements.
(SMC=Sheet Moulding Compound)
(DMC=Dough Moulding Compound)
