| Customization: | Available |
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| Certification: | RoHS, ISO, Reach |
| Color: | Orange |
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Introducing our Fluoroelastomer, a high-quality material designed to meet the needs of English-speaking natives. With an operating temperature range of -55ºC to 200ºC, this Fluoroelastomer is perfect for various applications.
Our Fluoroelastomer has a contraction temperature above 175ºC, ensuring reliable performance even in extreme conditions. With a contraction ratio of 2:1, it provides a secure and tight fit for your electronic devices.
Featuring high-temperature resistance, flame retarding properties, flexibility, oil resistance, and acid and alkali resistance, our Fluoroelastomer offers exceptional protection for your electronic devices. It is also UL approved, guaranteeing its quality and safety.
Whether you need insulation protection for resistors, capacitors, and thermocouples, or you require a material that can withstand high temperatures and oil, our Fluoroelastomer is the ideal choice. Its versatility and durability make it suitable for a wide range of applications.
Available in black, red, yellow, and blue, our Fluoroelastomer is not only functional but also visually appealing. It is manufactured by Shanghai Wellco International Limited, a trusted name in the industry.
| Property | Requirement | Test method | Typical data |
| Longitudinal shrinkage | ≤10% | ASTM D 2671 | ≤5% |
| Tensile strength | ≥8.2MPa | ASTM D 2671 | ≥12 MPa |
| Elongation at break | ≥250% | ASTM D 2671 | ≥400% |
| Elongation after ageing (250ºC,168hrs) |
≥200% | ASTM D 2671 | ≥300% |
| Heat shock(300ºC,4hrs) | No crack | ASTM D 2671 | No crack |
| Low-temperature flexibility(-55ºC,4hrs) |
No crack | ASTM D 2671 | No crack |
| Dielectric voltage withstand |
2500V,60sec, no breakdown |
ASTM D 2671 |
pass |
| Dielectric strength | 7.9 KV/mm min. | ASTM D 2671 | ≥12 KV/mm |
| Volume resistivity | 109Ω·cm min. | ASTM D 876 | ≥109Ω·cm |
| Corrosion | No corrosion | ASTM D 2671 | pass |
| Flammability |
Self-extinguishing within 15s |
ASTM D 2671 |
pass |
| Fluids resistance (23ºC ,24hrs) | |||
| Tensile strength | 8.2MPa min. | ASTM D 2671 | ≥12 MPa |
| Elongation at break | 250% min. | ASTM D 2671 | ≥400% |
| KB-VT Normal wall Type | ||||
| Size | (mm) As Supplied min.) Inside diameter |
(mm) After recovered |
||
| inch |
mm |
(max.) Inside diameter |
Wall thickness |
|
| 3/32 | Ф2.4 | 2.4 | 1.2 | 0.51±0.08 |
| 1/8 | Ф3.2 | 3.2 | 1.6 | 0.76±0.13 |
| 3/16 | Ф4.8 | 4.8 | 2.4 | 0.89±0.18 |
| 1/4 | Ф6.4 | 6.4 | 3.2 | 0.89±0.18 |
| 3/8 | Ф9.5 | 9.5 | 4.8 | 0.89±0.18 |
| 1/2 | Ф12.7 | 12.7 | 6.4 | 0.89±0.18 |
| 3/4 | Ф19.1 | 19.1 | 9.5 | 1.07±0.21 |
| 1 | Ф25.4 | 25.4 | 12.7 | 1.25±0.30 |
| 1 1/2 | Ф38.1 | 38.1 | 19.1 | 1.40±0.38 |
| 2 | Ф50.8 | 50.8 | 25.4 | 1.65±0.43 |
| KB-VT thin wall Type | ||||
| size |
(mm) As supplied |
(mm) After recovered |
||
inch |
mm |
(min.) Inside diameter |
(max.) Inside diameter |
Wall thickness |
| 3/32 | Ф2.4 | 2.4 | 1.2 | 0.30±0.08 |
| 1/8 | Ф3.2 | 3.2 | 1.6 | 0.33±0.08 |
| 3/16 | Ф4.8 | 4.8 | 2.4 | 0.36±0.10 |
| 1/4 | Ф6.4 | 6.4 | 3.2 | 0.41±0.10 |
| 3/8 | Ф9.5 | 9.5 | 4.8 | 0.48±0.10 |
| 1/2 | Ф12.7 | 12.7 | 6.4 | 0.48±0.10 |
| 3/4 | Ф19.1 | 19.1 | 9.5 | 0.69±0.10 |
| 1 | Ф25.4 | 25.4 | 12.7 | 0.79±0.10 |
| 1 1/2 | Ф38.1 | 38.1 | 19.1 | 0.94±0.10 |
| 2 | Ф50.8 | 50.8 | 25.4 | 1.02±0.10 |
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 materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. Our products find applications in various industries including electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and more. They provide insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection. Our products have passed UL certification, RoHS, and REACH.
We also offer customization options and can develop products with special requirements according to customer needs. Our production adheres to 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 a focus on 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 quality and ensure that our products meet the highest standards. We conduct a pre-production sample before mass production and a final inspection before shipment.
Choose from our wide range of products:
When you buy from Shanghai Wellco International Limited, you can expect:
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