| Application: | Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate |
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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 
Introducing the high-quality heat shrinkable fabric from Shanghai Wellco International Limited. Designed to meet the reading habits of English-speaking natives, our heat shrinkable fabric offers exceptional performance and reliability.
Choose Shanghai Wellco International Limited's heat shrinkable fabric for reliable, easy-to-use, and high-performance solutions. Order now and experience the difference!
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Property
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Test condition(s)
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Performance*
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Abrasion resistance
200g load, 0.3mm radius metal blade,
10Hz, 10mm stroke, 144 000 cycles)
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23ºC
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No wear to underlying rubber hose
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80ºC
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No wear to underlying rubber hose
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125ºC
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No wear to underlying rubber hose
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Thermal ageing
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3000 hrs at 125°C
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No deterioration in abrasion resistance at80°C
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Low temperature flexibility
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4 hours at -40°C, 10X diameter mandrel
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No cracking
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Cold impact
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200g weight from 100mm at -40°C
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No cracking
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Thermal shock
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100 cycles between -40°C and 125°C
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No deterioration in abrasion resistance at 80°C
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Fluid resistance
Antifreeze (50% ethylene glycol) Engine oil (SAE 10w/30) Mineral hydraulic fluid
Detergent (1% Teepol) Brake fluid (DOT 4) Unleaded gasoline Diesel fuel
Battery acid (1.25 SG H2SO4)
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24 hr immersion at 23°C
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No deterioration in abrasion resistance at 80°C
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Size
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Flat Width(mm)
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ID as suplied(mm)
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After shrinked(mm)
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Φ6.0/3.0
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12±2
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>=6.0
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≤3.0
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Φ8.0/4.0
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16±2
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>=8.0
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≤4.0
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Φ10.0/5.0
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20±2
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>=10
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≤5.0
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Φ12.0/6.0
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24±3
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>=12
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≤6.0
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Φ14.0/7.0
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27±3
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>=14
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≤7.0
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Φ16.0/8.0
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29±3
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>=16
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≤8.0
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Φ20.0/10.0
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36±3
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>=20
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≤10.0
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Φ25.0/12.5
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44±3
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>=25
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≤12.5
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Φ30.0/15.0
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53±4
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>=30
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≤15.0
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Φ35.0/17.5
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60±4
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>=35
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≤17.5
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Φ40.0/20.0
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68±4
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>=40
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≤20.0
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Φ45.0/22.5
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76±4
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>=45
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≤22.5
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Φ50.0/25.0
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85±5
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>=50
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≤25.0
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Φ60.0/30.0
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100±5
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>=60
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≤30.0
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Φ65.0/32.5
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107±5
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>=65
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≤32.5
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Φ70.0/35.0
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116±5
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>=70
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≤35.0
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Φ80.0/40.0
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132±5
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>=80
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≤40.0
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Φ90.0/45.0
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145±5
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>=90
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≤45.0
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Shanghai Wellco International Limited is a professional team with 18 years of experience in R&D, production, and sales of special heat shrink tubes and other radiation crosslinking materials. We specialize in providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature resistance, chemical resistance, EMI protection, and mechanical protection for wires and cables.
With a strong technical force and advanced production equipment, we offer heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. Our 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 protection. Our products have received UL certification, RoHS compliance, and REACH compliance.
We are also capable of producing customized products or developing products with special requirements based on customer needs. Our production processes adhere to the ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of our product quality.
Shanghai Wellco International Limited is a professional manufacturer of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, we are based in Shanghai, China and have been serving customers since 2017. Our office consists of a dedicated team of 5-10 people.
We prioritize quality and ensure it through various measures:
At Shanghai Wellco International Limited, we offer a range of high-quality products:
There are several reasons why you should choose us over other suppliers:
We offer a range of services to meet your needs:
Suppliers with verified business licenses
Audited Supplier 
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