Our Silicone Rubber Sleeve is a game-changer in the industry. It comes pre-expanded and assembled onto a removable core, making installation a breeze. Simply position the tube over a cable connector or terminal lug, remove the core, and watch as the rubber tube shrinks onto the connector, forming a tight and reliable waterproof seal.
What sets our Silicone Rubber Sleeve apart is its exceptional material quality. Crafted from high-quality Silicone rubber, this sleeve offers unparalleled weather resistance, acid resistance, and alkali resistance. It ensures long-lasting performance, even in the harshest conditions.
With its versatility, our Silicone Rubber Sleeve is suitable for a wide range of connections. Whether you're working with cables, wires, or other types of connections, this sealing material guarantees a secure and watertight bond.
Upgrade your cable and wire connections with the Silicone Rubber Sleeve from Qingdao Runlin International Trading Co., Ltd. Experience the convenience, reliability, and durability that this product brings. Order yours today!


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Runlin - Your Trusted Supplier of Silicone Cold Shrink Tubes and Accessories
Established in 2010, Qingdao Runlin International Trading Co., Ltd. is a leading manufacturer and supplier of high-quality silicone cold shrink tubes and related products. With our ISO9001:2008 certification, we ensure the highest standards of quality management systems.
Our technical director has designed state-of-the-art machines for producing the main parts of our cold shrink tubes. Notably, our plastic strip extruder has obtained a utility model patent, solidifying our leading position in the industry. In fact, 80% of the supporting plastic belts in the market are produced by Runlin.
Cold Shrink Tubes and Accessories for Various Applications
At Runlin, we specialize in cold shrink products, offering a wide range of options to cater to different needs. Our main products include:
- Cold Shrink Tubes for Telecommunication: Our cold shrink tubes are specifically designed for telecommunication applications. They provide excellent insulation and protection for cables, ensuring reliable performance.
- Cold Shrink Cable Accessories: We also offer a variety of cold shrink cable accessories, such as end caps and breakout boots. These accessories provide additional protection and sealing for cable connections.
- Self-Adhesive Silicone Tape: Our self-adhesive silicone tape is a versatile solution for various applications. It offers excellent electrical insulation and can be easily applied, making it ideal for quick repairs and cable bundling.
Our products have gained popularity not only in the domestic market but also in Europe, South Asia, and other regions. We are committed to delivering high-quality products and reliable service to our partners and customers, helping them succeed in their businesses.
Choose Runlin for superior silicone cold shrink tubes and accessories. Contact us today to discuss your requirements and start a fruitful partnership.






