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Insulator Rod
E-glass rod
ECR-glass rod
Pultrusion&winding rod
Insulation Pole
Custom Shapes
Dogbone
Corner
L Shape
Pultrusion rectangle shee
Rods with Copper Core
Pultrusion Tube
Square Tube
Spool
Winding Tube
Sheet
Polyimide Laminated Sheet
Epoxy Sheet
Polyester Sheet
Insulation Paper
Insulating Board
Composite Core Cond
Loop insulator
Polyurethane pultru
  Polyester Sheet
 
H class. Features: high temperature resistant, good mechanical and electrical performance. Applicable to H class motors and electrical equipment as an insulation part.
Form I: Nominal Thickness and Allowable Tolerance
Nominal Thickness
mm
Allowable Tolerance
mm
Nominal Thickness
mm
Allowable Tolerance
mm
0.2
±0.07
5.0
±0.48
0.3
±0.07
5.5
±0.48
0.4
-
6.0
±0.58
0.5
±0.14
6.5
±0.58
0.6
8.0
±0.68
0.8
±0.14
10.0
±0.80
1.0
±0.22
12.0
±1.00
1.2
±0.22
14.0
±1.00
1.5
±0.22
16.0
±1.30
1.6
20.0
±1.30
1.8
±0.28
25.0
±1.50
2.0
±0.28
30.0
±1.50
2.5
±0.33
35.0
±2.00
3.0
±0.33
40.0
±2.00
3.5
±0.33
45.0
±2.20
4.0
±0.38
50.0
±2.20
4.5
±0.38

Form II: Properties

No.
Property
Unit
Value
1
Bending strength across layers
Normal Condition
MPa
≥400
150±2℃
≥200
2
Impulse strength along layers
(Beam method)
kJ/m2
≥50(vertical)
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

Form III: Electrical strength Vertical to Layers

Thickness
mm
Value
MV/m
Thickness
mm
Value
MV/m
0.5
≥22
1.8
≥20
0.6
≥22
2.0
≥20
0.7
≥22
2.2
≥18
0.8
≥22
2.4
≥18
0.9
≥22
2.5
≥18
1.0
≥22
2.6
≥18
1.2
≥20
2.8
≥18
1.4
≥20
3.0以上
≥18
1.6
≥20
 
SHAANXI TAPOREL ELECTRICAL INSULATION TECHNOLOGY CO., LTD ADD: No.9 Jingwei 10th Road, Jinghe Industrial Zone, Xi’an, China
P.C:710204 Tel.:+86-29-86031628 86030283 86033628 86033566 86031923 86031636 Fax:+86-29-86031253
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