Fiber Optic Closure Heat Shrink Tube

Heat Shrink Tube for fiber optic closure, made of heavy wall cross-linked polyolefin, Spiral polyamide adhesive, shrink ratio 4:1


Characteristic description

●Innovative locking mechanism hermetically sealed
●Thermo-chromatic painting change color for proper installation
●High shrink ratio of 4:1
●Excellent UV, Corrosion, mechanical damage resistance

General Information

Heat Shrink Tube for fiber optic closure is made from heavy wall cross-linked polyolefin, coated with spiral polyamide adhesive inside the wall. It has high shrink ratio of 4:1 and wide temperature range, Ideal for aerial and underground applications, especially for Fiber optic dome splice closure.


PrepertyTest MethodValues
Tensile StrengthASTM D2671≥18 Mpa
Dielectric StrengthASTM D2671≥15KV/mm
ElongationASTM D2671≥450%
UV ResistanceASTM G53After 2000hrs elongation 360% min.
Water AbsorptionASTM D57023°C/24hrs 0.2% max.
DensityASTM D26710.95~1.00
Hardness (Shore D)ASTM D2671≥45 HD
Fungus ResistanceASTM G21No incidence of fungal growth
Sealing23°C/100kpa duration 24hrs,Pass
Immersed in water for 15mins
Chemical Resistance5%HCL/5%NaOH/5%NaCINo corrosion & leaking
Chemical Attack70% gasoline & 30% methylbenzeneNo leaking

Regulatory Compliance | Certifications

ISO 9001:2015Designed, manufactured and/or distributed under this quality management system

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