Silicone Rubber Sealing Cold Shrink Tubing

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Silicone Rubber Sealing Cold Shrink Tubing

Dual-Layer Sealing, No Heat Needed, For Telecom Protection

Application    

Colnex-SS silicone sealing cold shrink tube features a highly weather-resistant silicone material with an innovative dual-layer design and an integrated inner rubber ring, greatly enhancing waterproof, sealing, and insulation performance while overcoming the hardening issues of traditional mastic solutions. Ideal for protecting joints of coaxial cables, jumpers, DIN connectors, N-type connectors, and various cable terminations in communication base stations, Colnex-SS enables fast, tool-free installation, even in confined or fire-restricted environments. Its advanced sealing structure ensures long-lasting, reliable protection for critical communication links, making Colnex-SS the preferred choice for modern infrastructure projects.

         

Features and Benefits

• Innovative dual-layer design with built-in rubber ring for enhanced waterproof sealing and insulation 

• Made of highly weather-resistant silicone rubber, UV, acid/alkali, and aging resistant 

• No heating or tools required, easy and rapid installation even in confined or fire-restricted areas 

• Excellent mechanical strength and electrical properties for long-lasting reliability 


PropertyRequirementTest MethodTypical Data
Operating Temperature//-40℃ to +90℃
Storage life recommended//1 year
Tensile strength≥7.0MPaASTM D 412≥9.0MPa
Elongation at break≥800%ASTM D 412≥1000%
Tear Strength≥25KN/mASTM D 412≥35KN/m
Low Temperature TestPassIPX8/12hrs -40℃/96hrsPass
High Temperature TestPassIPX8/12hrs 70℃/96hrsPass
Temperature Cycle TestPassIPX8/12hrs -40℃~70℃/48hrsPass
Temperature Cycle TestPassIPX8/12hrs -40℃~70℃/48hrsPass


Color

Yellow, Black


Product Dimension



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Table A. Product Dimensions
Part No.As supplied (mm)After recovered(mm)Application  Range (mm)
I.D. (D)I.D.max (d)Length
Colnex-SS-3030±18.5±211510~26
Colnex-SS-4040±19.5±214012~36


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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