| 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 
The SDR Diesel Resistant Elastomeric Heat Shrinkable Tube, manufactured by Shanghai Wellco International Limited, is an exceptional product designed for a wide range of applications. Made from irradiation cross-linked specially formulated flexible elastomeric compounds, this heat shrinkable tube offers unmatched resistance to aviation and diesel fuels, hydraulic fluids and lubricating oils, and chemical solvents.
With an operating temperature range of -75ºC to 150ºC, this heat shrinkable tube ensures optimal performance even in extreme conditions. Its minimum fully recovery temperature of 150ºC guarantees a secure and tight fit. The tube's shrink ratio of 2:1 allows for easy installation and flexibility.
Featuring a standard color of black, this heat shrinkable tube is not only functional but also visually appealing. It is ideal for protecting cables, wiring harnesses, and connectors in military vehicles, meeting the rigorous demands of motorsport cable harnesses.
Furthermore, this product offers excellent resistance to oil, diesel, and hydraulic fluids, making it a reliable choice for various industrial applications. Its flame-retardant properties provide an added layer of safety, ensuring a secure and protected environment.
The SDR Diesel Resistant Elastomeric Heat Shrinkable Tube is compliant with RoHS and REACH regulations, ensuring its environmental friendliness and adherence to industry standards.
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Property
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Requirement
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Test method
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Typical data
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Longitudinal shrinkage
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≤10%
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ASTM D 2671
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≤5%
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Tensile strength
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≥11.7MPa
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ASTM D 2671
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≥13 MPa
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Elongation at break
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≥200%
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ASTM D 2671
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≥400%
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Tensile strength after ageing(150ºC,168hrs)
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≥10.3MPa
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ASTM D 2671
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≥12 MPa
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Elongation after ageing (150ºC,168hrs)
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≥200%
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ASTM D 2671
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≥300%
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Heat shock(200ºC,4hrs)
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No crack
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ASTM D 2671
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No crack
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Low-temperature flexibility
(-65ºC,4hrs)
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No crack
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ASTM D 2671
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No crack
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Dielectric voltage withstand
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2500V,60sec, no
breakdown
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ASTM D 2671
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No breakdown
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Dielectric strength
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11.9 KV/mm min.
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ASTM D 2671
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≥16KV/mm
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Volume resistivity
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109Ω·cm min.
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ASTM D 876
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≥1010cm
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Copper corrosion
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No corrosion
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ASTM D 2671
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No corrosion
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Flammability
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Self-extinguishing
within one minute
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ASTM D 2671
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pass
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Fluids resistance (23° C, 24hrs)
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|||
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Tensile strength
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10.3MPa min.
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ASTM D 2671
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≥12 MPa
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Elongation at break
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200% min.
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ASTM D 2671
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≥300%
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Dielectric strength
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7.9 KV/mm min.
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ASTM D 2671
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≥12KV/mm
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Size
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As supplied(mm)
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After recovered (mm)
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||
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Inch
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mm
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ID(Min)
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ID(max.)
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Wall thicknes
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3/32
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Φ2.4
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2.4
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1.2
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0.51±0.08
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1/8
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Φ3.2
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3.2
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1.6
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0.76±0.15
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3/16
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Φ4.8
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4.8
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2.4
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0.84±0.15
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1/4
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Φ6.4
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6.4
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3.2
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0.89±0.15
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3/8
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Φ9.5
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9.5
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4.8
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1.02±0.20
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1/2
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Φ12.7
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12.7
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6.4
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1.22±0.20
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3/4
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Φ19.1
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19.1
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9.5
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1.45±0.28
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1
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Φ25.4
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25.4
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12.7
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1.78±0.28
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1 1/2
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Φ38.1
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38.1
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19.1
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2.41±0.41
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2
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Φ50.8
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50.8
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25.4
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2.79±0.41
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With 18 years of experience in R&D, production, and sales, Shanghai Wellco International Limited is a professional team specializing in the manufacturing of special heat shrink tubes and other radiation crosslinking materials. Our focus is on 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.
Backed by 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. Our products find applications in various industries including electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and more. They provide reliable insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection. Rest assured, our products have obtained UL certification, RoHS compliance, and REACH compliance.
At Shanghai Wellco International Limited, we understand the importance of meeting unique customer requirements. Therefore, we offer the capability to produce customized products or develop products with special requirements. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of our product quality.
Shanghai Wellco International Limited is a professional R&D, production, and sales company based in Shanghai, China. Since our establishment in 2017, we have been providing high-quality heat shrink tubes, heat shrink mold parts, marking sleeves, and cold shrink tubes to customers worldwide.
We prioritize quality assurance in all our products. We ensure that every batch undergoes a pre-production sample test before mass production, and a final inspection is conducted before shipment.
With over 20 years of experience in the insulation industry, our founder brings extensive expertise to our products. We are committed to providing exceptional heat shrink tubes and radiation crosslinking insulation materials.
Our product range includes heat shrink tubes, heat shrink mold parts, marking sleeves, and cold shrink tubes. These products are available in various sizes and specifications to meet your specific requirements.
Suppliers with verified business licenses
Audited Supplier 
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