| Customization: | Available |
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| Certification: | RoHS, ISO, Reach |
| Color: | Orange |
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Shanghai Wellco International Limited presents the Fluoroelastomer, a high-quality material designed for various applications. With its exceptional features and benefits, this product is perfect for protecting electronic devices in high-temperature and oil environments, as well as providing insulation protection for resistors, capacitors, and thermocouples.
Choose the Fluoroelastomer from Shanghai Wellco International Limited for reliable and efficient performance in demanding conditions. Order now and experience the benefits of this exceptional product!
| 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 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.
Furthermore, we are capable of producing customized products or developing 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.
Our product range includes heat shrink tubes, heat shrink mould parts, marking sleeves, and cold shrink tubes. These products are designed to provide reliable insulation solutions for various applications.
We guarantee the quality of our products through a rigorous process. Before mass production, we always provide a pre-production sample for approval. Additionally, a final inspection is conducted before shipment to ensure that only the best products reach our customers.
We serve customers 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%), the Middle East (5.00%), Northern Europe (5.00%), Eastern Asia (3.00%), the Domestic Market (3.00%), Southern Europe (2.00%), Africa (00.00%), and Central America (00.00%).
We offer flexible delivery terms, including FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, and Express Delivery. Accepted payment currencies are USD, EUR, and CNY, and we accept various payment types, including T/T, L/C, MoneyGram, PayPal, and Western Union. Our team is fluent in English, Chinese, and Japanese, ensuring smooth communication with our customers.
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