Material: Silicone rubber
Applications:insulation And Sealing For cable splicesFeatures/Benefits
Simple installation, no heat requires
Seals tight, retains its resiliency and pressure even after long time ageing and exposure
Waterproof For Outdoor use
* Operating temperature: -60ºC ~ 90ºC
* Minimum shrink temperature: 90ºC
* Installation temperature: -20ºC ~ 50ºC

Silicone Cold Shrink Tube
EPDM Cold Shrink Tube

Welcome to Shanghai Wellco International Limited!
With 18 years of experience in R&D, production, and sales of special heat shrink tubes and other radiation crosslinking materials, we are a professional team dedicated to providing top-notch products and solutions for all your insulation, connection, waterproofing, high temperature, chemical resistance, EMI, and mechanical protection needs for wires and cables.
Our company boasts a strong technical force with 20 years of experience and advanced production equipment. We offer a wide range 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 applications in various industries including electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and more. They provide excellent insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection.
Rest assured, our products have passed UL certification, RoHS, and REACH standards, ensuring their quality and compliance with industry regulations.
At Shanghai Wellco International Limited, we also offer customization options to meet your specific requirements. We can develop products with special features according to your needs. Our production processes adhere to ISO9001 and IATF16949 quality management system standards, guaranteeing the stability and reliability of our products.

1. who are we?
We are based in Shanghai, China, start from 2017,sell to 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%),Central America(00.00%). There are total about 5-10 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Heat Shrink Tube/Heat Shrink Mould Part/Marking Sleeve/Cold Shrink Tube
4. why should you buy from us not from other suppliers?
Shanghai Wellco International Limited is a professional R & D, production, sales of special heat shrink Tube and other radiation crosslinking insulation materials manufacturers And the founder have the experience for the insulation more than 20years
5. what services can we provide?
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