Universal Flame Retardant -55°C to 125°C RoHS Compliant

W-1-PT Universal Heat Shrink Tubing

General-purpose heat shrink tubing with excellent physical and mechanical properties. Flexible, flame retardant, and RoHS compliant. Ideal for wire insulation, bundling, component protection, and countless everyday electrical applications.

Operating Temp

-55°C to 125°C

Shrink Temp

70°C – 125°C

Flammability

VW-1

Application

Universal

Key Features

Flexible and easy to install – ideal for general use
Flame retardant (VW-1 rated)
Wide operating temperature: -55°C to 125°C
Low shrink temperature range: 70°C – 125°C
Excellent physical, electrical & chemical properties
RoHS compliant, available in wide size range

Dimensions & Packaging

Complete size range – as supplied ID, recovered ID, wall thickness & spool lengths

Inch	Metric (mm)	As supplied ID (mm)	After Recovery ID Max (mm)	Wall Thickness (mm)	Standard Package (m/spool)

*Larger sizes (≥50mm) available; wall thickness tolerance ±0.08–0.20 mm as per spec.

Technical Specifications

Robust physical, electrical, and chemical performance

Physical Properties

Property	Test Method	Typical Value
Tensile Strength	ASTM D2671	≥10.4 MPa
Elongation	ASTM D2671	≥200%
Tensile Strength after Aging	UL224 158°C×168h	≥7.3 MPa
Elongation after Aging	UL224 158°C×168h	≥100%
Heat Shock (250°C×4h)	UL224	No drip/crack

Electrical Properties

Property	Test Method	Typical Value
Dielectric Strength	IEC 243	≥15 kV/mm
Volume Resistivity	IEC 93	≥1×10¹⁴ Ω·cm

Chemical Properties

Property	Test Method	Result
Corrosion Action	UL224 158°C×168h	PASS
Copper Compatibility	UL224 158°C×168h	PASS

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Shrink temperature: 70°C – 125°C · Flame retardant (VW-1) · Universal grade for cost-effective reliability.