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2:1 Ultra Thin Wall Heat Shrink Tube
E-FLEX® 2:1 Ultra-Thin Wall Heat Shrink Sleeves is a high-performance protective sleeve crafted from advanced irradiated cross-linked polyolefin. Designed for precision, its ultra-thin wall construction allows for maximum flexibility and rapid heat response without compromising on durability. It provides a tight, skin-like fit over complex components, delivering exceptional electrical insulation, abrasion resistance, and chemical corrosion protection for sensitive connections.
What's Special about The Ultra-Thin Wall Heat Shrink Sleeves?
- Ultra-Thin Profile: Space-saving design, ideal for compact high-density assemblies.
- Enhanced Cold Endurance: Operates reliably in extreme cold down to -55°C.
- Superior Dimensional Stability: Minimal longitudinal shrinkage (±5%) for precise positioning.
- Rapid Installation: Fully recovers at 125°C to provide quick, uniform coverage.
- Customizable Aesthetics: Available in standard black with custom color-coding options.
Physical properties
Physical Properties
Details
Material
Polyolefin
Shrink Ratio
2:1
Working Temperature
-55°C ~ +125°C
Start Shrink Temperature
70°C
Fully Recovery Temperature
125°C
Longitudinal Shrinkage
±5%
Aging Resistance
After aging at 158℃×168h, tensile strength ≥ 7.3 MPa, elongation at break ≥ 100%.
Voltage Withstand (600V)
2500V, no breakdown within 1 minute.
Flammability
VW - 1
Breakdown strength
≥ 15 kV/mm
Standard Color
Black,Other Colors Can be Customized
Cutting Tool
Scissor
Serviceable Tool
Heat Gun/Tunnel Furnace
Technical Data
Property
Test Method
Typical Performance
Tensile Strength(MPa)
UL224
≥10.4
Ultimate elongation(%)
UL224
≥200
Heat Shock Resistance
UL224
No flowing, no cracking, no dripping
Cold Bend Resistance
UL224; -30℃×1hr
No cracking
Voltage Withstand 300V
UL224
1500V, 1min no breakdown
Volume resistivity (Ω·cm)
UL224
≥1×10¹⁴
Copper Stability
UL224; 158℃×168hr
PASS
Corrosion Resistance
UL224; 158℃×168hr
PASS
Specification
Part No
Size
Unshrink Size (mm)
After Shrunk Size(mm)
D
W.T
d
w.t
HST-TW2-0.6-BK
Φ0.6
0.90±0.20
0.13±0.05
≦0.40
0.20±0.10
400
HST-TW2-0.8-BK
Φ0.8
1.10±0.20
0.13±0.05
≦0.50
0.20±0.10
400
HST-TW2-1.0-BK
Φ1.0
1.40±0.20
0.13±0.05
≦0.65
0.20±0.10
400
HST-TW2-1.5-BK
Φ1.5
1.90±0.20
0.13±0.05
≦0.85
0.20±0.10
400
HST-TW2-2.0-BK
Φ2.0
2.40±0.20
0.13±0.05
≦1.00
0.22±0.10
400
HST-TW2-2.5-BK
Φ2.5
2.90±0.20
0.13±0.05
≦1.30
0.25±0.10
400
HST-TW2-3.0-BK
Φ3.0
3.40±0.20
0.13±0.05
≦1.50
0.25±0.10
400
HST-TW2-3.5-BK
Φ3.5
3.90±0.20
0.13±0.05
≦1.80
0.28±0.10
400
HST-TW2-4.0-BK
Φ4.0
4.40±0.20
0.15±0.05
≦2.00
0.30±0.10
400
HST-TW2-4.5-BK
Φ4.5
4.90±0.20
0.15±0.05
≦2.30
0.30±0.10
200
HST-TW2-5.0-BK
Φ5.0
5.50±0.20
0.15±0.05
≦2.50
0.32±0.10
200
HST-TW2-6.0-BK
Φ6.0
6.50±0.20
0.15±0.05
≦3.00
0.32±0.10
200
HST-TW2-7.0-BK
Φ7.0
7.50±0.30
0.15±0.05
≦3.50
0.32±0.10
100
HST-TW2-8.0-BK
Φ8.0
8.50±0.30
0.15±0.05
≦4.00
0.32±0.10
100
HST-TW2-9.0-BK
Φ9.0
9.50±0.30
0.15±0.05
≦4.50
0.35±0.10
100
HST-TW2-10.0-BK
Φ10.0
10.50±0.30
0.15±0.05
≦5.00
0.35±0.10
100
HST-TW2-11.0-BK
Φ11.0
11.50±0.30
0.18±0.05
≦5.50
0.40±0.10
100
HST-TW2-12.0-BK
Φ12.0
12.50±0.30
0.20±0.05
≦6.00
0.40±0.10
100
HST-TW2-13.0-BK
Φ13.0
13.50±0.30
0.20±0.05
≦6.50
0.40±0.10
100
HST-TW2-14.0-BK
Φ14.0
14.50±0.30
0.20±0.05
≦7.00
0.40±0.10
100
HST-TW2-15.0-BK
Φ15.0
15.50±0.40
0.20±0.05
≦7.50
0.40±0.10
100
HST-TW2-16.0-BK
Φ16.0
16.50±0.40
0.22±0.05
≦8.00
0.40±0.10
100
HST-TW2-17.0-BK
Φ17.0
17.50±0.40
0.22±0.05
≦8.50
0.40±0.10
100
HST-TW2-18.0-BK
Φ18.0
18.50±0.40
0.22±0.05
≦9.00
0.42±0.10
100
HST-TW2-20.0-BK
Φ20.0
20.50±0.50
0.25±0.05
≦10.00
0.45±0.10
100
HST-TW2-22.0-BK
Φ22.0
22.50±0.50
0.25±0.05
≦11.00
0.45±0.10
100
HST-TW2-25.0-BK
Φ25.0
25.50±0.50
0.25±0.05
≦12.50
0.45±0.10
50
Application
- Precision Electronics: Insulation and protection for delicate solder joints and micro-connectors.
- Aerospace & Automotive: Lightweight harnessing solutions that meet strict weight and safety standards.
- Telecommunications: Protection for high-frequency cables and fiber optic connectors.
- Corrosion Protection: Shielding metal components from environmental moisture and chemical exposure.
