Phenolic tube
Phenolic Paper Laminated Tube has been widely used for the insulating spare parts of the electrical appliances and transformers, textile machines, gears, fixed frame for bearing.
High density and mechanical strength.
Special treatment can be made on inner and outer surfaces on request.
High strength of threads.
|
Item |
Unit |
3520 |
|
|
ID （5-25mm） |
ID （≥25mm） |
||
|
Flexural Strength |
N/mm2 |
≥50 |
≥60 |
|
Compressive Strength |
N/mm2 |
≥50 |
≥60 |
|
Thermal stability |
℃ |
120 |
120 |
|
Dielectric Strength in Perpendicular direction (in oil 90℃) eg: 5min T:1.5-2.5mm 2.5-3.5mm 3.5-4.5mm 4.5-6mm 6-9mm |
KV/mm |
≥8.5 ≥8.0 ≥7.0 ≥6.5 ≥6.0 |
≥8.5 ≥8.0 ≥7.0 ≥6.5 ≥6.0 |
|
Dielectric Strength in Parallel direction (in oil 90℃) eg: 5min |
KV |
20 |
25 |
|
Water Absorption
|
% |
___ |
See following |
|
Density
|
g/cm3 |
≥1.03 |
≥1.1 |
| Thickness mm |
1.5 |
3 |
5 |
7 |
10 |
13 |
| Water Absorption% |
10 |
8 |
6 |
5 |
4 |
3 |
