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Heat Shrinkable Tubes/Heat Shrink Sleeves Heat Shrink Tubes, Insultube

Red Insulation Tubes - INSULTUBE red
Heat Shrink, Heat Shrink Tubes

Insultube - Red is used in Power Cable Joints for MV Applications.

These tubes are manufactured from high quality cross linked polyolefin material.

Excellent Di-electric properties.

Conforms to IEC 60684-3-247 standard.

Halogen free, ROHS compliant.

Customised dimensions, thickness, length & colours available on request.

SELECTION CHART
  • Code
  • D Min (mm)
  • d Max (mm)
  • T±10% (mm)
  • GRT 30/8
  • 30
  • 8
  • 2.6
  • GRT 33/10
  • 33
  • 10
  • 2.6
  • GRT 40/12
  • 40
  • 12
  • 2.7
  • GRT 50/16
  • 50
  • 16
  • 2.7
  • GRT 70/22
  • 70
  • 22
  • 2.7
  • GRT 95/25
  • 95
  • 25
  • 3.0
  • GRT 105/30
  • 105
  • 30
  • 3.0
  • GRT 115/34
  • 115
  • 34
  • 3.2
  • GRT 130/36
  • 130
  • 36
  • 3.2
SELECTION CHART (Heavy Wall)
  • Code
  • D Min (mm)
  • d Max (mm)
  • T±10% (mm)
  • GRT(HW) 30/8
  • 30
  • 8
  • 3.0
  • GRT(HW) 33/10
  • 33
  • 10
  • 3.0
  • GRT(HW) 40/12
  • 40
  • 12
  • 4.0
  • GRT(HW) 50/16
  • 50
  • 16
  • 4.0
  • GRT(HW) 70/22
  • 70
  • 22
  • 4.0
  • GRT(HW) 95/25
  • 95
  • 25
  • 4.0
  • GRT(HW) 105/30
  • 105
  • 30
  • 4.0
  • GRT(HW) 115/34
  • 115
  • 34
  • 4.0
  • GRT(HW) 130/36
  • 130
  • 36
  • 4.0
SELECTION CHART (Extra Heavy Wall)
  • Code
  • D Min (mm)
  • d Max (mm)
  • T±10% (mm)
  • GRT(EHW) 50/16
  • 50
  • 16
  • 6.2
  • GRT(EHW) 70/22
  • 70
  • 22
  • 6.2
  • GRT(EHW) 95/25
  • 95
  • 25
  • 6.2
  • GRT(EHW) 105/30
  • 105
  • 30
  • 6.2
  • GRT(EHW) 115/34
  • 115
  • 34
  • 6.2
  • GRT(EHW) 130/36
  • 130
  • 36
  • 6.2

D,d : Internal Diameter

TECHNICAL SPECIFICATION
  • Properties
  • Value
  • Standard
  • Physical
  •  
  •  
  • Tensile Strength
  • 12 N/mm2 (MPA)(min.)
  • ASTM D638
  • Ultimate Elongation
  • 350% (Min.)
  • ASTM D638
  • Longitudinal Change
  • -10% (Max.)
  • ASTM D2671
  • Hardness
  • 45 ± 10 Shore D
  • ASTM D2240
  • Water Absorption
  • 0.2 % (max.)
  • ASTM D570
  • Thermal
  •  
  •  
  • Accelerated Ageing
  • (120oC for 500 Hrs)
  • ASTM D2671
  • Tensile Strength
  • 11 N/mm2 (Mpa) (min.)
  • ASTM D 638
  • Ultimate Elongation
  • 300%(Min.)
  • ASTM D638
  • Low temperature Flexibility (-40oC for 4 Hrs.)
  • No Cracking
  • ASTM D2671
  • Heat Shock (250oC for 30 Min.)
  • No Cracking or flowing
  • ASTM D2671
  • Shrink Temperature
  • 125oC
  • IEC 216
  • Continuous Temperature limit
  • -40oC to + 110oC
  •  
  • Electrical
  •  
  •  
  • Dielectric Strength
  • 12 KV/mm. (Min.)
  • ASTM D149
  • Volume Resistivity
  • 1 x 1014 Ohm.cm(min.)
  • ASTM D257
  • Dielectric Constant
  • 5 (Max.)
  • ASTM D150

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