Yellow/Green Striped Flame Retardant 2:1 / 3:1 Ratios RoHS Compliant

W-1-HL Yellow/Green Striped Flexible Flame-Retardant Single Wall Tubing

High-quality flexible heat shrink tubing in distinct yellow/green striped design for grounding and identification. Flame retardant (VW-1), available in both 2:1 and 3:1 shrink ratios. Ideal for safety marking, wire bundling, and insulation in electrical applications.

Operating Temp

-55°C to 125°C

Shrink Ratios

2:1 & 3:1

Shrink Temp

120°C

Flammability

VW-1

Key Features

Distinct Yellow/Green striped – perfect for earthing/ground identification
Flame retardant (VW-1 rating) & flexible
Available in 2:1 and 3:1 shrink ratios
Continuous operating temperature: -55°C to 125°C
RoHS compliant, excellent electrical insulation

Dimensions & Packaging

Available in 2:1 (W-1-HL(2X)) and 3:1 (W-1-HL(3X)) shrink ratios

2:1

W-1-HL (2:1 Shrink Ratio)

Size (mm)	As supplied		After Recovery		Standard Package (m/spool)
Size (mm)	Internal Diameter (mm)	Wall Thickness (mm)	Int. Diameter Max (mm)	Wall Thickness (mm)	Standard Package (m/spool)

3:1

W-1-HL (3:1 Shrink Ratio)

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

*Larger sizes available upon request (up to Φ180mm for 2:1). All values as per specification.

Technical Specifications

Physical, electrical, and flame retardant properties

Physical & Mechanical

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 cracking
Flammability	UL224	VW-1

Electrical Properties

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

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Operating temperature: -55°C to 125°C · Shrink temperature: 120°C · RoHS compliant · Ideal for grounding identification