Thick-Wall Adhesive-Lined Heat Shrink Tubing with High Shrink Ratio

PRODUCTS > Adhesive-lined dual-wall heat shrink tubing > Thick-Wall Adhesive-Lined Heat Shrink Tubing with High Shrink Ratio

Thick-Wall Adhesive-Lined Heat Shrink Tubing with High Shrink Ratio

6:1 High Shrink Ratio, Secure Waterproofing

Application      

Wrapta-T6 high-shrink-ratio thick-wall adhesive-lined heat shrink tubing features an exceptional 6:1shrink ratio, making it ideal for insulation and waterproof protection of cables, connectors, and components with large diameter variations or irregular shapes. Its robust wall and internal hot-melt adhesive form a tight, reliable seal upon shrinking. Widely used for waterproofing outlet holes of fiber optic splice closures and optical fibers, Wrapta-T6 delivers outstanding mechanical strength and long-lasting protection—perfect for critical applications in demanding environments.


Features and Benefits

• Shrink ratio 6:1

• Thick-wall design for large diameter variations or irregular shapes

• Excellent mechanical strength, abrasion, and UV resistant, reliable protection

• Inner hot-melt adhesive for tight, waterproof sealing

• Widely used in fiber optic splice closures and critical points


PropertyRequirementTest MethodTypical Data
Operating temperature//-55℃ to +110℃
Min. shrink temperature//+80℃
Full recovery temperature//+120 ℃
Tensile strength≥10.3MPaASTM D 2671≥12MPa
Tensile strength after aging≥10.3MPaASTM D 2671  (150℃/168 hrs)≥12MPa
Elongation at break≥200%ASTM D 2671≥350%
Elongation at break after aging≥100%ASTM D 2671  (150℃/168 hrs)≥300%
Dielectric strength≥10kV/mmASTM D 2671≥10kV/mm
Volume resistivity≥1012Ω·cmASTM D 2671≥1012Ω·cm
Heat shockNo CrackingASTM D 2671 (225℃/4 hrs)No Cracking
Hot melt adhesive
Softening point85±5℃ASTM E2885±5℃
Water absorption≤0.2%ISO 62≤0.2%
Peel strength≥4N/cmDIN 30672≥4N/cm


Product Dimension


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Table A. Product Dimensions (Thick-Wall)
Shrink RatioPart No.Size (Φ mm)As supplied (mm)After recovered (mm)Standard length (m)
I.D. min (D)I.D. max (d)
3:1Wrapta-T-1919193.21.22
Wrapta-T-3333335.51.22
Wrapta-T-4545457.41.22
Wrapta-T-5151518.31.22
Wrapta-T-70707011.71.22
Wrapta-T-89898917.11.22
Wrapta-T-12012012022.91.22
Wrapta-T-235235235401.22


Custom sizes and colors are available upon request. Technical specifications are subject to change without prior notice. Minimum order quantities (MOQ) may differ from standard packaging quantities.


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