
Flexible sleeve made from the fiber glass coated with aluminum foil.It is excellent for the heating reflect. Protect the cable, hose, pipe from the heating.
Operating temperature: -50ºC ~ 200ºC
Heat Reflect protect
Part | OD(Min) | OD(Max) | Packing Standard Spool |
4.8 | 2 | 4.5 | 100m |
6.4 | 4 | 6 | 100m |
9.5 | 7 | 9 | 100m |
12.7 | 10 | 12 | 100m |
15.8 | 13 | 15 | 100m |
19.1 | 16 | 19 | 100m |
25.4 | 23 | 25 | 100m |
32 | 26 | 31 | 100m |
40 | 32 | 38 | 100m |


Shanghai Wellco International Limited
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 heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. 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 offer customization and development of products with special requirements to meet our customers' needs. Our production processes adhere to the ISO9001 and IATF16949 quality management system standards, ensuring the stability and reliability of our product quality.
About Us
Shanghai Wellco International Limited is a professional manufacturer based in Shanghai, China. Since 2017, we have been specializing in the production and sales of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, our founder has established a reputation for delivering high-quality products.
Our Quality Guarantee
We prioritize quality assurance throughout our production process. Before mass production, we always provide a pre-production sample for approval. Additionally, a final inspection is conducted before shipment to ensure that our products meet the highest standards.
Our Product Range
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 effective insulation and meet various industry requirements.
Why Choose Us?
When it comes to purchasing insulation materials, there are several reasons why you should choose us over other suppliers. Firstly, we are dedicated to research and development, ensuring that our products are of the highest quality. Secondly, our team has extensive experience in the industry, guaranteeing expertise and reliability. Lastly, we offer a diverse range of delivery terms and accepted payment methods to cater to your specific needs.
Our Services
Accepted Delivery Terms: FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, Express Delivery
Accepted Payment Currency: USD, EUR, CNY
Accepted Payment Type: T/T, L/C, MoneyGram, PayPal, Western Union
Language Spoken: English, Chinese, Japanese