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Home > Products > Silicone Rubber OH Line Cover > Bare Wire Silicone Rubber Medium Voltage Line Cover

Bare Wire Silicone Rubber Medium Voltage Line Cover

Product Description

Bare Wire Silicone Rubber Medium Voltage Line Cover

 

Description

RUBNS-OLC  Medium Voltage Line Cover design, ease of installation. Use silicon rubber material, anti-aging, corrosion resistance, with good resistance to corona resistance, high temperature performance, especially suitable for the protection of the bare wire. Medium Voltage Line Cover Widely used in substation protection works and railway catenary system, a significant effect in the cross-lines.

 

 

 

 

Technical Data:

 

Serial No.

Properties

Unit

Standard Data

Test Results

Test Methods

1

Electrical Strength Test

kV/mm

20

22

GB/T 1408.1-2006

2

Volume Resistivity

Ω·cm

1×1014

1014

GB/T 1410-2006

3

Dielectric Constant

 

2~3

2.3

GB/T 1409-2006

4

Shore Hardness

A

70±5

71

GB/T 531

5

Mechanical Properties

 

 

 

GB/T 528

5.1

Before heat ageing

 

 

 

 

Tensile Strength

MPa

4.0

5.5

 

Elongation at break

%

200

243

5.2

After Heat ageing(180, 7d)

%

±30

13

 

Tensile Strength Change

Elongation Change

%

±30

-22

6

Low Temperature Elongation(-15, 2h)

%

20

190

GB/T 2951.4-1997

7

Low Temperature Flexibility(-50, 4h)

-

No cracks

No cracks

UL224-2004

8

High Temperature Crack Resistance(155, 2h)

-

No cracks

No cracks

GB/T2951.6-1997

 

 

 

Structure:

 

 

 

 

Dimension:

 

 

Company show

 
Package infromation

 
Certifications

 
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Contact

 

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Product Categories : Silicone Rubber OH Line Cover

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