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This high-quality PVC heat shrinkable tube offers reliable insulation and protection for 18650 lithium batteries and various other applications. Designed for durability and precision, it ensures a secure fit and long-lasting performance.
Key Features:
- Smooth surface with uniform thickness, free from impurities and defects
- High heat shrinkage at 100°C, providing a close fit to the product
- Exceptional flexibility, resists cracking from impacts
- Maintains color stability at 30°C, resistant to discoloration
- Low water absorption and excellent electrical insulation properties
- Versatile for use with shrink machines, hair dryers, or water
Technical Specifications:
- Material: PVC
- Heat Shrinkage: Horizontal 48 ± 3%, Vertical 12 ± 3% at 100°C
- Tensile Strength: Less than 2%
- Water Absorption: ≤ 0.5%
- Natural Shrinkage: ≤ 0.5% at 30°C
- Resistivity: ≥1 × 10¹⁵Ω / cm³ at room temperature with ≤65% relative humidity
- Breakdown Voltage: 6KV for 0.07 ~ 0.09mm thickness, 8KV for 0.10 ~ 0.14mm, 10KV for 0.15 ~ 0.20mm
- Widths Available: 30, 70, 80, 90, 100, 103, 110, 120, 130, 160, 180, 190, 200, 280, 300, 450, 480mm
- Lengths Available: 1m, 5m, 10m
Applications:
- Suitable for insulating and protective packaging of batteries, fuses, lighting, metal steel pipes, wire and cable joints
- Ideal for bottle packaging, including food, medicine, cosmetics, and industrial products
- Widely used in packaging for consumer goods, electronics, and industrial materials
Size Selection Guide:
- The tube size is based on its width, which is double the circumference. Ensure the tube’s circumference exceeds the perimeter of the battery pack for a secure fit.

