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phenolic cotton cloth tube

Details
Product No. 3526
Phenolic Cotton Cloth Tube
1>Specifying and measuring the usability of products
3526
Mechanical and electrical applications
Product Application
3526
l Temperature grade: E glass (130)
l Color: nature
l Diameter: 8-500mm
l Length: 1000mm

2>product technology
Properties
Unit
Grade

3526 Phenolic Cloth
Laminate Tube


Density
g/cm3
1.04-1.20

Water absorption rate   
%
4

Thermostability(24h)

130

Flexural strength
MPa
80.0

Compressive strength            
MPa
45.0

Shear strength
MPa


Surface
resistance
Under normal condition
W
1.0108

In case of humidity
1.0107

Volume
resistivity
Under normal condition
Wm
1.0107

In case of humidity
1.0105

Impregnated in water


Insulation
resistance
Under normal condition
W


Impregnated in water


Dissipation
factor
50Hz



Dielectric strength perpendicular
to laminations(withstand voltage)
(in 902/5min transformer oil)
kV/mm
3.5 in 20
transformer oil






Dielectric break down parallel
to laminations (in 902/5min
transformer oil)
kV


Surface withstand voltage (in case of
humidity, under normal condition air
withstand voltage 1 min)
kV