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Rubber Silicon Electrical Overhead Line Materials

Product Description

 Rubber silicon electrical overhead line materials

 

Description

 

RUBNS-OLC  Rubber silicon electrical overhead line materials 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. Rubber silicon electrical overhead line materials   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

2×1014

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

 

 

Dimensions

 

Voltage Ratings/Wall Thickness

 

Voltage(KV)

≤10KV

≤35KV

≤110KV

≤220KV

Thickness

2.0±0.3mm

2.6±0.4mm

4.0±0.5mm

6.0±1.0mm

 

 

Package Information


 

SGS Certification

 

 

 

 

 

 

Company Information

 

 

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