Type: 3241/3241F (China standard)
1. 3241, 3241F Semi-conductive glass cloth laminated sheet is made from electrical glass cloth with alkali-free that impregnated with Semi-conductive resin under pressure,with semi-conductive prosperities..
2.Application:
It is widely used for a large tank of motor corona discharge material, and can wear as a high temperature structural material parts
3. Thermal grade: Class F/B.
4.Thickness:0.5-100mm; Size: 1220x2440mm, 1020mm x 1220mm Color: Black
5. The other size can be supplied according to customers' requests.
※Products can be supplied sheets or shapes according to customer drawing
※Note: The values noted in above technical specification are given only for our customers’ reference and should not be used in writing specifications.
6. Technical data:
|
Properties |
Unit |
Value |
|
|
Flexural strength perpendicular to lamination |
A: under normal |
≥ |
MPa |
340 |
|
|
Impact strength parallel to |
≥ |
kJ/m2 |
33 |
|
|
laminations (Charpy) |
|
|
Dielectric strength perpendicular to |
≥ |
kV/mm |
— |
|
|
laminations (in 90±2℃ transformer |
|
|
oil,1mm in thickness) |
|
|
Breakdown voltage parallel to laminations (in 90±2℃ transformer oil) |
≥ |
kV |
— |
|
|
Permittivity(48-62Hz) |
≤ |
— |
— |
|
|
Permittivity(1MHz) |
≤ |
— |
— |
|
|
Surface resistance
A：under normal conditions |
|
W |
1.0×103-5 |
|
|
|
Insulation resistance after |
≥ |
W |
— |
|
|
impregnated in water (D-24/23) |
|
|
Water absorption |
≤ |
mg |
19 |
|
|
(D-24/23,1.6mm in thickness) |
|
|
Density |
|
g/cm3 |
|
|
|
Flammability |
|
Class |
— |
|
|
Color |
|
— |
Black |
|
|
Reference standard |
|
— |
Q/TXXFR002-2009 |
| |
