Medium-Wall Heat Shrink Tubing (Single Wall) Manufacturer

Medium-Wall Heat Shrink Tubing (Single Wall)

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Semi-Rigid Electronic Insulation Heat Shrink Tubing for Communications

Material: Cross-linked modified polyolefin
Shrink ratio: 3.5:1, 4:1
High shrink ratio, accommodating a broader range of diameters
Black outer layer with high UV resistance
Semi-rigid medium-wall polyolefin with superior electronic insulation properties and mechanical protection

Applications

Our medium-wall heat shrink tubing is crafted from high-performance polyolefin material. This tubing exhibits superior electronic insulation properties and mechanical protection capabilities. Its high shrink ratio makes it suitable for a wide range of wire harness and component connections.
It is particularly ideal for providing electronic insulation and mechanical protection for communication cables and medium to low voltage power cables. The internal hot melt adhesive ensures a waterproof seal for the connected components.

Features

High shrink ratio, accommodating a broader range of diameters
Black outer layer with high UV resistance
Semi-rigid medium-wall polyolefin with superior electronic insulation properties and mechanical protection
Minimum full shrink temperature: 135℃

Technical Data

Properties	Test Method	Performance
Continuous operating temperature (℃)	IEC 216	-55~110
Tensile strength (MPa)	ASTM D2671	≥14
Ultimate elongation (%)	ASTM D2671	≥400
Heat aging	150℃, 168h	-
Tensile strength after aging (MPa)	ASTM D2671	≥12
Ultimate elongation after aging (%)	ASTM D2671	≥300
Volume resistivity (Ω·cm)	IEC 93	≥1.0*10¹⁴ Ω·cm
Dielectric strength (kV/mm)	IEC 243	≥20
Longitudinal change (%)	UL224	0~10
Concentricity (%)	ASTM D2671	≥65
Cracking resistance	ASTMD1693(50℃)	No cracking
Water absorption (%)	ISO 62	0.2