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Cold Shrink Tubing Silicone

Gala Cold Shrink Tube are open ended, tubular Silicone sleeves that are factory expanded and assembled onto a removable core. The core is removed after the tube has been position for installation over and inline connection, terminal lug etc. allowing the tube to shrink and form a water resistance seal. The insulating tube is made of high quality Silicone which does not contain chloride or sulfur. Nine diameter sizes will cover range of cable upto 1.1 kV for copper and aluminium conductor upto 1000 Sq. mm.

Features & Benefits:
  • Simple and fast installation, no tools required.
  • Accommodates a wide range of cable sizes.
  • The material maintains a tight seal and
  • consistent flexibility throughout its service life
  • No mastic or tape required.
  • Resists acids, alkalis, and fungus.
  • Good thermal stability.
  • Operating temperature range -40oC to 105oC.
  • Water resistance, meets the water seal
  • requirements of ANSI C119.1.

All dimesions are in mm

Selection Chart
Code No. Ds (min.) Df (max.) Lf (min.) Tf(±10%) Application Range
GCTS 20/7 20 7 500 2.1 8 - 15
GCTS 25/9 25 9 500 2.1 10 - 20
GCTS 35/11 35 11 500 2.1 12 - 30
GCTS 40/14 40 14 500 2.1 13 - 35
GCTS 45/16 45 16 500 2.1 18 - 38
GCTS 53/20 53 20 500 2.1 22 - 46
GCTS 65/24 65 24 500 3.0 26 - 53
GCTS 70/30 70 30 500 3.0 28 - 63
GCTS 80/30 80 30 500 3.0 28 - 72
Technical Specification
Properties Test Methods Typical Value
Colour Visual Grey / Black
Tensile Strength ASTM D-412 6.0 MPa (min)
Ultimate Elongation ASTM D-412 400% (min)
Tear Strength ASTM D-624 25.0 KN/m (min)
Volume Resistivity ASTM D-257 1 x 1012 Ohm. cm (min.)
Fungus Resistance ASTM G-21 28 Days exposure no growth
Hardnees ASTM D2240 40 ± 10 Shore A
Dielectric Strength ASTM D149 18.0 kV/mm (min)

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