Gold Member Since 2014
Audited Supplier
Suzhou Volsun Electronics Tech. Co., Ltd.

Overhead Line Silicone Rubber Tube, Overhead Conductor Animal Guard Cover, Red Overhead Line Silicone Rubber Tube manufacturer / supplier in China, offering High Performance Overhead Line Silicone Rubber Tube, Replace 3m Pst/ 8420 Series EPDM Cold Shrink Tube, Switchgear Busbar Insulation Heat Shrink Tubing and so on.

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Supplier Homepage Product Non -Shrinkable Tubing High Performance Overhead Line Silicone Rubber Tube

High Performance Overhead Line Silicone Rubber Tube

Purchase Qty.:
200-499 500-1,999 2,000+
FOB Unit Price: US $2.5 US $2.2 US $2
Purchase Qty. (Meters) FOB Unit Price
200-499 US $2.5
500-1,999 US $2.2
2,000+ US $2
Get Latest Price
Production Capacity: 1, 000, 000 Meters/Month
Transport Package: Standard Carton Package
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: RUBLS-SILIC
  • Type: Insulation Sleeve
  • Material: Rubber
  • Maximum Voltage: 220kv
  • Brand: Volsun
  • Heat Shrink Ratio: No Shrink, Split Line Hose/ Overhead Line Cover
  • Operating Temperature: -40 Degree to 200 Degree
  • Dielectric Constant: GB/T 1409-2006
  • Trademark: VOLSUN
  • Origin: China
  • Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Insulating Varnish
  • Chemistry: Inorganic Insulation
  • Thermal Rating: 250 250
  • Color: Red
  • Product: Overhead Line Silicone Rubber Tube
  • Standard Color: Grey/ Black/ Red/ Green
  • Sample: Free for Existing Sample
  • Electrical Strength Test: GB/T 1408.1-2006
  • Specification: RoHS
  • HS Code: 8547909000
Product Description
Overhead Line Silicone Rubber Tube

RUBNS-OLC The innovative product 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. Widely used in substation protection works and railway catenary system, a significant effect in the cross-lines.
High Performance Overhead Line Silicone Rubber Tube
Technical Performance
Serial No.PropertiesUnitStandard DataTest ResultsTest Methods
1Electrical Strength TestkV/mm≥2022GB/T 1408.1-2006
2Volume ResistivityΩ·cm≥1×10142×1014GB/T 1410-2006
3Dielectric Constant
2~32.3GB/T 1409-2006
4Shore HardnessA70±571GB/T 531
5Mechanical Properties

GB/T 528
5.1Before heat ageing

Tensile StrengthMPa≥4.05.5

Elongation at break%≥200243
5.2After Heat ageing(180ºC, 7d)%±3013

Tensile Strength Change
Elongation Change
6Low Temperature Elongation(-15ºC, 2h)%≥20190GB/T 2951.4-1997
7Low Temperature Flexibility(-50ºC, 4h)-No cracksNo cracksUL224-2004
8High Temperature Crack Resistance(155ºC, 2h)-No cracksNo cracksGB/T2951.6-1997

Product Dimensions 
High Performance Overhead Line Silicone Rubber Tube
High Performance Overhead Line Silicone Rubber Tube

Voltage Ratings/Wall Thickness
Thickness 2.0±0.3mm2.6±0.4mm4.0±0.5mm6.0±1.0mm

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