Specifications of round molded tubes
|
Properties
|
Units
|
Grade
|
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|
Phenolic paper tubes
|
Phenolic cloth trbes
|
Epoxy glass filament tube
|
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|
ZMC810
|
ZMC811
|
ZMC812
|
ZMC813
|
ZMC814
|
ZMC815
|
ZMC816
|
ZMC817
|
ZMC818
|
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|
Density −
|
g/cm3
|
1.25
|
1.65
|
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|
Water absorption 3.5mm ＋
|
%
|
1.6
|
1.3
|
2.7
|
2.0
|
2.0
|
1.8
|
0.7
|
0.7
|
0.7
|
|
Acetone-resistance
|
！
|
None
|
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|
Heat-resistance
|
≧
|
120＼2
|
130＼2
|
140＼2
|
150＼2
|
|||||
|
Compressive strength(Axial)−
|
MPa
|
140
|
130
|
130
|
130
|
130
|
130
|
240
|
||
|
Dielectrial strength perpendicular to laminations at 20＼5≧ in oil
>6.0mm − |
KV/mm
|
7
|
8
|
！
|
4
|
！
|
6
|
8
|
8
|
8
|
|
Dielectrical strength parallel to lamination at 20＼5≧ in oil
−
|
KV |
！
|
10
|
！
|
！
|
！
|
10
|
！
|
！
|
！
|
|
Flammability
|
！
|
！
|
FV0
|
！
|
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|
Colour
|
！
|
Orange
|
Natural or black
|
Natural
|
Natural
|
Natural or black
|
natural
|
light green
|
Natural
|
|
| Characteristics & Applications |
！
|
For mechanical & electrical application
|
Good humidity resistance.for mechanical & electrical application
|
For mechanical application
|
Similar to CE |
Similar to L
|
Similar to LE
|
similar to G10
|
Similar to FR-4
|
For mechanical & electrical application
|
You are warmly welcome to raise your special requirement, so as to make design and studies in special in order to produce more qualified new type laminated sheet.