Heat Shrinkable Sleeve, 45 x 2.5mm (Smouv)

Heat Shrinkable Sleeve

Heat Shrinkable Sleeve, 45 x 2.5mm (Smouv)

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Heat Shrinkable Sleeve, 45 x 2.5mm (Smouv)

Availability: 3153 in stock SKU: CDV9HS45X2.5 Categories: , Brand:
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Heat Shrinkable Sleeve

Heat Shrinkable Sleeve are protective coverings that shrink when exposed to heat, forming a tight and secure fit around an object. Various applications commonly use these sleeves, including electrical insulation, bundling cables and wires, protecting pipes and pipelines from corrosion, and repairing damaged or worn surfaces.

Here are some critical aspects of heat-shrinkable sleeves:

  1. Material:
    • Polyolefin: Manufacturers use polyolefin, a thermoplastic material known for its flexibility, durability, and resistance to chemicals and abrasion, to produce the most heat-shrinkable sleeves.
  2. Construction:
    • Heat-shrinkable sleeves typically have a tubular structure. You can supply them in various forms, including pre-cut lengths, continuous rolls, or customized pieces.
  3. Activation and Shrinking:
    • Heat is the primary activator for these sleeves. Applying heat causes the sleeve to shrink in both diameter and length, tightly conforming to the surface it covers. Typically, people achieve this process using a heat gun or an oven.
  4. Applications:
    • Electrical Insulation: Heat-shrinkable sleeves are widely used to insulate electrical connections, splices, and terminations. The tight seal protects against moisture, chemicals, and physical damage.
    • Cable and Wire Management: They are used for bundling and organizing cables and wires, offering a neat and secure solution.
    • Corrosion Protection: In the oil and gas industry, heat-shrinkable sleeves are applied to pipelines to protect against corrosion. The sleeves create a barrier that shields the metal surface from environmental elements.
  5. Colours and Transparency:
    • Heat shrinkable sleeves come in various colours, allowing for colour-coding in electrical applications. Additionally, some are also transparent, allowing for visual inspection of the covered area.
  6. Adhesive-Lined Sleeves:
    • Additionally, some heat-shrinkable sleeves feature an inner layer of adhesive. This adhesive melts and flows when heated, facilitating the creation of a solid bond with the underlying surface. This helps enhance the protective seal and prevent moisture intrusion.

  7. Environmental Resistance:
    • Designed to withstand various environmental conditions, including exposure to UV radiation, chemicals, and extreme temperatures, heat-shrinkable sleeves are.
  8. Installation:
    • Installing heat shrinkable sleeves requires careful consideration of the application and proper heat application techniques to ensure a secure and effective seal.
  9. Regulatory Compliance:
    • In certain industries, heat-shrinkable sleeves must comply with specific standards and regulations. For instance, sleeves may need to meet standards set by organizations such as NACE International in the oil and gas sector.


Heat shrinkable sleeves provide a versatile and reliable solution for various applications where protection, insulation, and bundling are essential.


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