| Certification: | RoHS, ISO, Reach |
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| Color: | Orange |
| Usage: | Optical Cable, Lighting Decoration, Earphone Line, Electric Wire, DVI Line, HDMI Cable |
| 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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Audited Supplier 
Introducing our high-quality Fluoroelastomer material, designed to meet the reading habits of English-speaking natives. With an operating temperature range of -55ºC to 200ºC, this material is perfect for environments with extreme temperatures. It also has a contraction temperature above 175ºC, ensuring optimal performance.
Our Fluoroelastomer material has a contraction ratio of 2:1, providing excellent flexibility and ease of use. It is highly resistant to high temperatures, making it ideal for protecting electronic devices in challenging environments. Additionally, it is flame-retardant, ensuring safety in any situation.
Not only does our Fluoroelastomer material offer high-temperature resistance, but it also provides exceptional oil resistance, acid resistance, and alkali resistance. This makes it suitable for insulation protection of resistors, capacitors, and thermocouples, ensuring the longevity and reliability of these components.
Available in black, red, yellow, and blue, our Fluoroelastomer material is UL approved, guaranteeing its quality and reliability. It is the perfect choice for various applications, including the protection of electronic devices in high-temperature and oil environments.
Choose Shanghai Wellco International Limited for all your Fluoroelastomer needs. We are committed to providing top-notch products that meet the highest standards of quality and performance.
| 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 |
With 18 years of experience, Shanghai Wellco International Limited is a professional team specializing in the research and development, production, and sales 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.
Our company boasts a strong technical force with 20 years of experience 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, FEP, and PTFE. These 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.
In addition to our standard product range, we also specialize in producing customized products and 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 based in Shanghai, China. Since 2017, we have been dedicated to producing and selling high-quality heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. With over 20 years of experience in insulation materials, our founder leads a team of 5-10 professionals.
We prioritize quality assurance throughout our production process. We always provide a pre-production sample for approval before mass production, ensuring that our products meet your specifications. Additionally, a final inspection is conducted before shipment to guarantee the highest standards.
At Shanghai Wellco International Limited, we offer a wide range of products, including heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. Our products are designed to provide excellent insulation and protection for various applications.
There are several reasons why you should choose us as your supplier. Firstly, we are experts in the field of insulation materials, with over 20 years of experience. This ensures that our products are of the highest quality and meet industry standards. Secondly, we have a strong commitment to customer satisfaction and provide reliable services throughout the entire purchasing process.
We offer a range of services to meet your specific needs. We accept various delivery terms, including FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, and Express Delivery. You can make payments in USD, EUR, or CNY using payment methods such as T/T, L/C, MoneyGram, PayPal, or Western Union. Our team is fluent in English, Chinese, and Japanese, ensuring effective communication.
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