| Application: | Insulators, Electrical Base, Shell, for Electrical,Telecom and Industrial Applications |
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| Type: | Insulation Sleeve |
| Chemistry: | Organic Insulation |
| Samples: |
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 
Experience a simple and stress-free installation process with our Insulation Cold Shrink Sleeving with Built-in Mastic. Made from high-quality silicone rubber, this product is designed to provide reliable insulation and sealing for cable splices.
With no heat required during installation, you can save time and effort. The silicone material seals tight and retains its resiliency and pressure even after long periods of ageing and exposure. This makes it perfect for outdoor use, as it is completely waterproof.
Our Insulation Cold Shrink Sleeving offers a timesaving and easy way to secure a waterproof protection. No tools are necessary for installation, ensuring a safer and quicker process. The reliable sealing ensures long-lasting performance, and when it's time to remove the sleeve, it's as simple as unwinding a removable core.
Trust Shanghai Wellco International Limited for all your insulation needs. Our Insulation Cold Shrink Sleeving with Built-in Mastic is the ideal solution for DIN4.3-10 type connectors, DIN 7/16 connectors, and more. It is UV resistant, ozone resistant, acid resistant, and alkalis resistant, providing comprehensive protection for your cables.
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Technical data
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Typical
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Standard
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Temperature Range
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-40ºC To +200ºC
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Tensile Strength / MPa
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9.8
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ASTM D 421
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Elongation at break /%
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980%
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ASTM D 412
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Shore A harness
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35-45
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GB/T 531.1-2008
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Tear Strength N/MM
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44.5
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ASTM D 624
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Volume Resistivity /Ω.m
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1.3X1017
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ASTM D 4325
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Sealing
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IP67
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IEC60529
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Dielectric strength
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23kv/mm
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ASTM D 4325
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Ozone Resistant
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Passed
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ASTM D1149-07
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UV-resistance
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Passed
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ASTM G154-06
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Low temperature Resistant
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-40ºC
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ISO 812
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Flame retardant
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V-0
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UL94
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Size
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Cable Size (mm)
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Length(mm)
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Min.(mm)
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Max.(mm)
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Φ20-L
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6
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15
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60-500
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Φ25-L
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8
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20
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60-500
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Φ28-L
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9
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23
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60-500
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Φ40-L
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11
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35
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60-500
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Φ45-L
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13
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40
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60-500
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Φ50-L
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16
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45
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60-500
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Φ55-L
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18
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50
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60-500
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Φ60-L
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20
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55
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60-500
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Φ70-L
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23
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65
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60-500
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Φ80-L
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28
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70
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60-800
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Φ90-L
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33
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82
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60-800
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Φ100-L
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40
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90
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60-800
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Silicone Cold Shrink Tube EPDM Cold Shrink Tube
Shanghai Wellco International Limited is a professional team with 18 years of experience in R&D, production, and sales of special heat shrink tube and other radiation crosslinking materials. We are dedicated to providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature resistance, chemical resistance, EMI protection, and mechanical protection for wire and cable.
With our strong technical force and advanced production equipment, we offer a variety of heat shrink tubes and insulation tubes made from materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, and PTFE. These products find extensive applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries. They provide insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature resistance, ensuring reliable protection.
Our products have passed UL certification, RoHS, and REACH standards, guaranteeing their quality and safety. Additionally, we can customize products or develop solutions to meet specific customer requirements. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of our product quality.
We are a Shanghai-based company, established in 2017, specializing in the sale of high-quality heat shrink tubes and other radiation crosslinking insulation materials. With a team of dedicated professionals, we strive to provide exceptional products and services to our customers.
At Shanghai Wellco International Limited, we prioritize quality assurance. We ensure the highest standards by conducting a pre-production sample before mass production and a final inspection before shipment. This commitment to quality guarantees that our products meet your expectations.
Discover our wide range of products, including heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. Each product is designed to provide reliable insulation and protection for various applications.
When it comes to purchasing insulation materials, Shanghai Wellco International Limited stands out from other suppliers. With over 20 years of experience in the industry, our founder brings extensive knowledge and expertise to the table. We are dedicated to delivering top-notch products that meet your insulation needs.
Choose from a variety of delivery terms, including FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, and Express Delivery. We accept multiple payment currencies, such as USD, EUR, and CNY, and offer flexible payment options, including T/T, L/C, MoneyGram, PayPal, and Western Union. Our team is fluent in English, Chinese, and Japanese, ensuring effective communication throughout the process.
Suppliers with verified business licenses
Audited Supplier 
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