
Profile
Product features:
The product is made of glass fiber impregnated with unsaturated polyester resin paste at high temperature and high pressure. The product has high insulation and excellent mechanical properties. It has grooved (U-shaped) profiles, angular (L-shaped) profiles, and "king" shaped profiles., Multi-horizontal "king" shaped profiles, "I" shaped profiles, "E" shaped profiles, "towel" shaped profiles, etc.
Application areas:
It is suitable for insulating support of high-voltage and ultra-high-voltage electrical equipment.
- Describe
-
Serial Number
Indicator Name
Unit
Index value
Detection method
1
Tensile strength
MPa
≥70
GB/T1447
2
bending strength
MPa
≥ 165
GB/T1449
3
Compressive strength
MPa
≥ 165
GB/T1448
4
impact strength
(simply supported beam, without notch)
KJ/㎡
≥70
GB/T1043.1
5
water absorption
mg
≤20
GB/T1033.1
6
Insulation resistance
Ω
≥ 1 × 1013
GB/T10064
7
Insulation resistance after immersion for 24h
Ω
≥ 1 × 1012
8
Dielectric constant (1MHz)
≤ 4.5
GB/T1409
9
Dielectric loss factor (1MHz)
≤0.02
10
dielectric strength
kv/mm.
≥12
GB/T1408.1
11
Combustibility
Level
V-0
UL94
12
Glow wire flammability
℃
≥ 850
GB/T5169.12
13
PTI
V
600
GB/T4207
14
arc resistance
S
≥180
GB/T1411
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