| Certification: | CCC, RoHS, ISO, CE |
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| Color: | Black |
| Usage: | Optical Cable, Used in Breakage, Insulating and Air-Tight Repair |
| 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 
Shanghai Wellco International Limited presents the Cross-Linked Modified Polyolefin, a versatile material designed for sealing wire and cable connections. With a 6:1 ratio, this product offers the largest application range in the industry.
Our Cross-Linked Modified Polyolefin provides exceptional mechanical protection and excellent water and moisture resistance. It is perfect for buried insulation of wire splicing, electrical connections, and jacket repair.
Key Features:
Choose Shanghai Wellco International Limited for all your wire and cable sealing needs. Our Cross-Linked Modified Polyolefin is the ideal solution for ensuring long-lasting and secure connections.
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Property
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Test Method
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Typical Data
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Bursting Strength
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Test temp: 23±5°C
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Min 15MPa
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Thermal Ageing Bursting Strength
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168 Hrs at 150±2°C(After free shrinkage)
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Min 13.7MPa
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Dielectric strength
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Electrode Surface Dia: 6 mm Wight: 50±2gms
Voltage steps: 2 KV/20sec.
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Min 12 KV/mm
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Split Resistance
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Temp: 200±2°C,
Test time: 23±3°C
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No split
Propagation
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Carbon Content
UV Res of Out/layer
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Heating rate: 20°C/min
Gas flow rate: 300cc/min
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Min 2.6±0.25%
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Cold Crack resistance
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Test temp≤-40°C
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No cracking
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Resistance to aggressive media
Bursting Strength
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Test media: Fuel oil, petroleum jelly
Test temp: 70±2°C
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Min 13.7MPa
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Environmental
Stress cracking
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10% Igepal Co 630
solution immersion
Time 30 days
Test temp: 50±3°C
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No cracking
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Temp. indicating paint conversion
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Completely conversion
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Completely conversion
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Hot melt adhesive
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Peel Strength
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-PE at 23±2°C
-PE at 23±2°C
-Pb at 23±2°C
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Min 100N/25mm
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Shear Strength At
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23±2°C
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Min200N
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Corrosive Effect
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Copper Mirror test
Test time:16hrs
Test temp:60±2°C
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No effect
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Size
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Max Cable Diam. (mm)
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Min Cable Diam. (mm)
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Lengths Supplied
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42/15
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42
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15
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500-1000-1500-2000 mm
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50/15
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50
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15
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500-1000-1500-2000 mm
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75/20
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75
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20
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500-1000-1500-2000 mm
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93/25
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93
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25
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500-1000-1500-2000 mm
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105/30
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130
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30
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500-1000-1500-2000 mm
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135/34
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135
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34
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500-1000-1500-2000 mm
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146/38
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146
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38
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500-1000-1500-2000 mm
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164/42
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164
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42
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500-1000-1500-2000 mm
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175/50
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175
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50
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500-1000-1500-2000 mm
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198/55
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198
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55
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500-1000-1500-2000 mm
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220/65
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220
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65
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500-1000-1500-2000 mm
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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 applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries, providing insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection.
All our products have passed UL certification, RoHS, and REACH standards, ensuring their quality and compliance with industry regulations.
We also offer customization options and can develop products with special requirements based on customer needs. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, guaranteeing 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 dedicated to providing high-quality products to our customers.
At Shanghai Wellco International Limited, we offer a wide range of products including:
We prioritize quality in every step of our production process. We ensure quality by:
When you choose Shanghai Wellco International Limited, you benefit from:
We offer the following services:
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