Medium Wall Adhesive Lined -45°C to 125°C

SBRSTV Medium Wall Adhesive-lined Heat Variable Heat Shrink Tube

Heat shrinkable tubing and adhesive liner combination that established the CATV industry standard for splice and connector protection. Provides an absolutely waterproof seal, selective strippability, and easy error‑free installation.

Absolutely waterproof seal

Selective strippability – meets CATV specifications

Minimal heat required – no splitting

Thermochromatic paint ensures seal integrity

Operating temperature: -45°C to 125°C

Shrink temperature: 125°C

Dimensions & Packaging

As supplied ID, after recovery dimensions, wall thicknesses, and standard length per piece

Size (model)	As Supplied ID (mm)	After Recovery ID (mm)	Outer Layer Wall (mm)	Adhesive Layer Wall (mm)	Total Wall Thickness (mm)	Standard Length (m/pc)

*Standard length: 1.22 meters per piece (m/pc) for all sizes.

Technical Data

Material properties and hot melt adhesive performance

Tubing Properties

Property	Test Method	Standard
Tensile Strength (MPa)	ASTM D2671	≥10.4
Elongation (%)	ASTM D2671	≥300
Density (g/cm³)	ASTM D792	1.2
Longitudinal change (%)	UL 224	≤±10
Elongation after aging (%)	UL224 158°C×168h	≥200
Heat shock	UL224 225°C×4h	No cracking
Dielectric strength (kV/mm)	IEC 243	≥20
Volume resistivity (Ω·cm)	IEC 93	≥10¹⁴
Water absorption (%)	ASTM D570	≤0.5

Hot Melting Adhesive Property

Property	Test Method	Standard
Water absorption	ASTM D570	≤0.2%
Softening point	ASTM E28	95°C
Peel strength (PE)	ASTM D1000	120 N/25mm
Peel strength (AL)	ASTM D1000	80 N/25mm

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