| 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 our high-quality heat shrinkable fabric, brought to you by Shanghai Wellco International Limited. This product is designed to meet the reading habits of English-speaking natives, providing clear and concise information about its features and benefits.
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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 obtained UL certification, RoHS compliance, and REACH compliance.
We are 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 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 dedicated to providing high-quality products to our customers.
We are based in Shanghai, China and have been operating since 2017. Our products are sold worldwide, with our main markets being North America (20.00%), South Asia (20.00%), Southeast Asia (15.00%), Western Europe (15.00%), South America (5.00%), Eastern Europe (5.00%), Mid East (5.00%), Northern Europe (5.00%), Eastern Asia (3.00%), Domestic Market (3.00%), Southern Europe (2.00%), Africa (00.00%), and Central America (00.00%).
We prioritize the quality of our products and ensure that every order meets our high standards. We conduct a pre-production sample before mass production and a final inspection before shipment to guarantee the quality of our products.
Our product range includes:
There are several reasons why you should choose us as your supplier:
We offer the following services:
Suppliers with verified business licenses
Audited Supplier 
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