Medium Wall Heat Shrink Tubing- 3:1 Shrink Ratio 50' 1.70"-.500” – Heat Shrink Tubing

This Medium Wall Heat Shrink Tubing is designed for low voltage applications up to 2500 volts, suitable for electrical distributors and lighting solutions requiring reliable insulation and protection. Made of cross-linked polyolefin, it offers durable wire and cable insulation for a variety of industrial and commercial uses, including switchgear assemblies and electrical wiring.

Specifications

• Material: Polyolefin
• Length: 50 ft
• Shrink Ratio: 3:1
• Typical Tensile Strength: 2100 psi (14.5 MPa)
• Elongation: 550%
• Heat Shock Resistance: No cracking or flowing at 225°C for 4 hours
• Low Temperature Flexibility: No cracking at -55°C for 4 hours
• Dielectric Strength: 500 V/Mil (20 kV/mm)
• Dielectric Voltage Withstand: 2500 V, 60 Hz, 1 min, no breakdown
• Fluid Resistance: Good to Excellent (MIL-DTL-23053/5)
• Water Absorption: 0.1%
• Fungus Resistance: No growth
• Adhesive Softening Point: 92°C ± 5°C
• Adhesive Peel Strength: 35 pli to steel, aluminum, PE; 20 pli to PVC
• Product Weight: 6.45 lbs

Features

• Medium wall thickness for robust mechanical protection
• Cross-linked polyolefin construction for enhanced durability and heat resistance
• 3:1 shrink ratio ensures tight fit over irregular shapes and varying wire diameters
• Excellent electrical insulation properties suitable for low voltage applications
• Resistant to fluids, corrosion, and fungus for long-term reliability
• Maintains flexibility and mechanical integrity in extreme temperatures
• Adhesive lining provides moisture seal and improved adhesion to substrates

Downloads & Links

• Spec Sheet