Polyolefin Heat Shrink LT Tube Supplier in India. Neptune Marketing is a trusted Polyolefin Heat Shrink LT Tube Manufacturer in India, providing premium-quality heat-shrinkable tubes for safe, reliable insulation of busbar systems up to 3.3 KV. Our tubes protect against accidental flashover while ensuring durability and long-term performance. Key Features • Flexible and easy to handle • Flame retardant for enhanced safety • Operating temperature range: -55℃ to 125℃ • Fully shrinks at ≥125℃ • Excellent electrical insulation for low-tension systems Technical Specifications • Tensile Strength: ≥10.4 MPa (Test Method: ASTM D2671) • Ultimate Elongation: ≥200% (Test Method: ASTM D2671) • Tensile Strength after Heat Aging: ≥7.3 MPa (Test Method: UL 224, 158℃ × 168h) • Ultimate Elongation after Heat Aging: ≥100% (Test Method: UL 224, 158℃ × 168h) • Longitudinal Change: -5% to +5% (Test Method: ASTM D2671) • Flammability: VW-1 (Test Method: ASTM D2671 C method) • Voltage Withstand: No breakdown at 2500V, 60s (Test Method: UL 224) • Dielectric Strength: ≥15 kV/mm (Test Method: IEC 243) • Volume Resistivity: ≥1 × 10¹⁴ Ω•cm (Test Method: IEC 93) Selection Chart (Point-Wise) • 1.0 mm: Internal Ø 1.5 ±0.2 mm → After Recovery ≤0.65 mm | Wall 0.36 ±0.10 mm | 400 m/coil • 1.5 mm: Internal Ø 2.0 ±0.2 mm → After Recovery ≤0.85 mm | Wall 0.36 ±0.10 mm | 400 m/coil • 2.0 mm: Internal Ø 2.5 ±0.2 mm → After Recovery ≤1.00 mm | Wall 0.45 ±0.10 mm | 400 m/coil • 2.5 mm: Internal Ø 3.0 ±0.2 mm → After Recovery ≤1.30 mm | Wall 0.45 ±0.10 mm | 400 m/coil • 3.0 mm: Internal Ø 3.5 ±0.2 mm → After Recovery ≤1.50 mm | Wall 0.45 ±0.10 mm | 400 m/coil • 4.0 mm: Internal Ø 4.5 ±0.2 mm → After Recovery ≤2.00 mm | Wall 0.45 ±0.10 mm | 400 m/coil • 5.0 mm: Internal Ø 5.5 ±0.2 mm → After Recovery ≤2.50 mm | Wall 0.56 ±0.10 mm | 200 m/coil • 6.0 mm: Internal Ø 6.5 ±0.2 mm → After Recovery ≤3.00 mm | Wall 0.56 ±0.10 mm | 200 m/coil (Larger sizes up to 150 mm are also available on request.) Applications • Bus bar insulation for low-tension systems • Switchgear and control panels • Electrical protection in industrial and commercial setups Why Choose Neptune Marketing? • High-Quality Materials: Durable and flame-retardant PVC for long-lasting performance • Wide Range: Sizes from 1 mm to 150 mm for various busbar requirements • Reliable Performance: Shrinks perfectly with uniform wall thickness and strong dielectric properties • Custom Solutions: Available for specialized dimensions and bulk orders Contact us today to get a quote or request your custom-sized tubes from the Best Polyolefin Heat Shrink LT Tube Manufacturer in India.
Address
L 109, L Type GIDC, Opp Odhav BRTS Bus Stop Behind BSNL Office, Odhav, Ahmedabad, Gujarat
Ahmedabad, India, 382415