H class. Features: high temperature resistant, good mechanical and electrical performance. Applicable to H class motors and electrical equipment as an insulation part.
Properties
Properties
|
No.
|
Property
|
Unit
|
Value
|
||
|
1
|
Bending strength across layers
|
Normal Condition
|
MPa
|
≥400
|
|
|
150±2℃
|
≥200
|
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|
2
|
Impulse strength along layers
(Beam method)
|
kJ/m2
|
≥50(vertical)
|
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|
3
|
Withstand voltage vertical to layers, (in 90℃±2℃ oil)
|
MV/m
|
See Form III
|
||
|
4
|
Dielectric loss factor
|
below 48Hz~62Hz
|
-
|
≤0.05
|
|
|
below 1MHz
|
-
|
||||
|
|
Density
|
g/cm3
|
≥1.70
|
||
|
5
|
Withstand voltage parallet to layers
|
kV
|
≥30
|
||
|
6
|
Insulation resistance parallet to layers
|
Normal condition
|
MW
|
≥1.0×104
|
|
|
Absorbed in water
for 24h
|
≥1.0×102
|
||||
|
7
|
Volume resistivity
|
Normal condition
|
MW.m
|
≥1.0×105
|
|
|
Absorbed in water
for 24h
|
≥1.0×103
|
||||
|
180±2℃
|
≥1.0×103
|
||||
|
8
|
Surface resistivity
|
Normal condition
|
MW
|
≥1.0×106
|
|
|
Absorbed in water
for 24h
|
≥1.0×104
|
||||
|
180±2℃
|
≥1.0×104
|
||||
|
9
|
Temperature Index (TI)
|
-
|
≥180
|
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