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2:1 Polyolefin Stand Wall Heat Shrink Tubing
E-FLEX® Polyolefin Heat Shrink Tubing is a high-quality, flexible, and flame-retardant heat shrink tubing made from radiation cross-linked polyolefin. With a 2:1 shrink ratio, it conforms easily to irregular shapes, providing a snug, protective fit. It is designed to offer superior electrical insulation and mechanical protection, making it an essential component for modern wiring systems across various sectors.
Automotive heat shrink tubing suitable for a wide range of applications, including electrical insulation, strain relief, cable bonding, color-coding and identification.
What's Special about 2:1 Heat Shrinkable Tube?
- Highly Versatile & Durable: Engineered from cross-linked polyolefin, providing exceptional mechanical strength and long-term reliability.
- Rapid Recovery: Features a low shrink temperature (70°C) for fast installation, protecting sensitive components from prolonged heat exposure.
- Safety Certified: High flame retardancy (VW-1) and 600V voltage withstand class for critical electrical safety.
- Professional Grade: Meets rigorous standards for home, industrial, and military-grade cable management.
Physical Properties
| Physical Properties | Details |
| Material | Polyolefin |
| Shrink Ratio | 2:1 |
| Working Temperature | -45°C ~ +125°C |
| Start Shrink Temperature | 70°C |
| Fully Recovery Temperature | 125°C |
| Storage Temperature | ≤60°C |
| Longitudinal Shrinkage | ±8% |
| Flammability | VW - 1 |
| Tensile strength | ≥15KV/mm,Refers to IEC 60243 |
| Withstand Voltage Class | 600V |
| Standard Color | Black |
| Serviceable Tool | Heat gun/tunnel furnace |
Specification
| Part No | Size | Unshrink Size (mm) | After Shrunk Size(mm) | Packing Length (m/spool) | ||
| D | W.T | d | w.t | |||
| HST-ST2-1.0-BK | Φ1.0 | 1.50±0.30 | 0.20±0.05 | ≦0.65 | 0.36±0.10 | 400 |
| HST-ST2-1.5-BK | Φ1.5 | 2.00±0.30 | 0.20±0.05 | ≦0.85 | 0.36±0.10 | 400 |
| HST-ST2-2.0-BK | Φ2.0 | 2.50±0.30 | 0.23±0.05 | ≦1.00 | 0.45±0.10 | 400 |
| HST-ST2-2.5-BK | Φ2.5 | 3.00±0.30 | 0.23±0.05 | ≦1.30 | 0.45±0.10 | 400 |
| HST-ST2-3.0-BK | Φ3.0 | 3.50±0.30 | 0.23±0.08 | ≦1.50 | 0.40±0.10 | 400 |
| HST-ST2-3.5-BK | Φ3.5 | 4.00±0.30 | 0.23±0.08 | ≦1.80 | 0.42±0.10 | 400 |
| HST-ST2-4.0-BK | Φ4.0 | 4.60±0.30 | 0.25±0.08 | ≦2.00 | 0.45±0.10 | 400 |
| HST-ST2-4.5-BK | Φ4.5 | 5.00±0.30 | 0.25±0.08 | ≦2.30 | 0.50±0.10 | 400 |
| HST-ST2-5.0-BK | Φ5.0 | 5.50±0.30 | 0.25±0.08 | ≦2.50 | 0.50±0.10 | 200 |
| HST-ST2-5.5-BK | Φ5.5 | 6.00±0.30 | 0.25±0.08 | ≦2.75 | 0.50±0.10 | 200 |
| HST-ST2-6.0-BK | Φ6.0 | 6.50±0.30 | 0.28±0.10 | ≦3.00 | 0.55±0.10 | 200 |
| HST-ST2-6.5-BK | Φ6.5 | 7.00±0.35 | 0.28±0.10 | ≦3.30 | 0.55±0.10 | 100 |
| HST-ST2-7.0-BK | Φ7.0 | 7.60±0.35 | 0.28±0.10 | ≦3.50 | 0.55±0.10 | 100 |
| HST-ST2-8.0-BK | Φ8.0 | 8.60±0.35 | 0.28±0.10 | ≦4.00 | 0.60±0.10 | 100 |
| HST-ST2-9.0-BK | Φ9.0 | 9.60±0.40 | 0.30±0.10 | ≦4.50 | 0.60±0.10 | 100 |
| HST-ST2-10.0-BK | Φ10 | 10.60±0.40 | 0.30±0.10 | ≦5.00 | 0.60±0.10 | 100 |
| HST-ST2-11.0-BK | Φ11 | 11.70±0.50 | 0.30±0.10 | ≦5.50 | 0.60±0.10 | 100 |
| HST-ST2-12.0-BK | Φ12 | 12.70±0.50 | 0.30±0.10 | ≦6.00 | 0.60±0.10 | 100 |
| HST-ST2-13.0-BK | Φ13 | 13.70±0.50 | 0.35±0.12 | ≦6.50 | 0.65±0.10 | 100 |
| HST-ST2-14.0-BK | Φ14 | 14.70±0.50 | 0.35±0.12 | ≦7.00 | 0.65±0.10 | 100 |
| HST-ST2-15.0-BK | Φ15 | 15.70±0.50 | 0.40±0.12 | ≦7.50 | 0.65±0.10 | 100 |
| HST-ST2-16.0-BK | Φ16 | 16.70±0.50 | 0.40±0.12 | ≦8.00 | 0.65±0.10 | 100 |
| HST-ST2-17.0-BK | Φ17 | 17.70±0.50 | 0.40±0.12 | ≦8.50 | 0.65±0.10 | 100 |
| HST-ST2-18.0-BK | Φ18 | 19.00±0.70 | 0.40±0.12 | ≦9.00 | 0.75±0.10 | 100 |
| HST-ST2-19.0-BK | Φ19 | 20.00±0.70 | 0.40±0.12 | ≦9.50 | 0.75±0.10 | 100 |
| HST-ST2-20.0-BK | Φ20 | 21.00±0.70 | 0.40±0.12 | ≦10.0 | 0.75±0.10 | 100 |
| HST-ST2-22.0-BK | Φ22 | 23.00±0.70 | 0.40±0.12 | ≦11.0 | 0.75±0.15 | 100 |
| HST-ST2-25.0-BK | Φ25 | 26.00±0.70 | 0.50±0.12 | ≦12.5 | 0.85±0.15 | 50 |
| HST-ST2-28.0-BK | Φ28 | 29.00±0.80 | 0.50±0.12 | ≦14.0 | 0.85±0.15 | 50 |
| HST-ST2-30.0-BK | Φ30 | 31.50±1.30 | 0.50±0.12 | ≦15.0 | 0.90±0.15 | 50 |
| HST-ST2-35.0-BK | Φ35 | 36.50±1.30 | 0.50±0.15 | ≦17.5 | 1.05±0.15 | 50 |
| HST-ST2-40.0-BK | Φ40 | 41.50±1.30 | 0.55±0.15 | ≦20.0 | 1.05±0.15 | 50 |
| HST-ST2-45.0-BK | Φ45 | 46.50±1.30 | 0.55±0.15 | ≦22.5 | 1.05±0.15 | 50 |
| HST-ST2-50.0-BK | Φ50 | ≧50.00 | 0.55±0.15 | ≦25.0 | 1.05±0.15 | 25 |
| HST-ST2-60.0-BK | Φ60 | ≧60.00 | 0.65±0.15 | ≦30.0 | 1.25±0.15 | 25 |
| HST-ST2-70.0-BK | Φ70 | ≧70.00 | 0.65±0.15 | ≦35.0 | 1.25±0.20 | 25 |
| HST-ST2-80.0-BK | Φ80 | ≧80.00 | 0.65±0.15 | ≦40.0 | 1.35±0.20 | 25 |
| HST-ST2-90.0-BK | Φ90 | ≧90.00 | 0.65±0.15 | ≦45.0 | 1.35±0.20 | 25 |
| HST-ST2-100.0-BK | Φ100 | ≧100.00 | 0.65±0.25 | ≦50.0 | 1.35±0.25 | 25 |
Application
- Electrical Insulation: Primary insulation for wire splices and terminals.
- Wire Bundling: Organizing multiple wires into neat, manageable harnesses.
- Strain Relief: Prevents wire fatigue or breakage at connection points.
- Identification & Coding: Ideal for color-coding and wire marking in complex systems.
- Multi-Sector Use: Widely used in residential, commercial, industrial automation, and military aerospace applications.
