Your Specialist in Insulation & Sealing and Protection Solution

Focus on heat shrink tube, cold shrink tube, wire and cable identification labels, Volsun Electronics is your ideal choice for industry insulation, sealing and protection.

Press Release

Technology Knowledge



  • Opens in new window
  • Opens in new window
  • Opens in new window

Recently, we produced a batch of EPDM cold shrink tube for a customer and they plan to use these cold shrink tube for electric power cable repair. As we all know, EPDM cold shrink tubes are mainly used for electric power industry. They have many excellent properties like acid and alkali resistant, wear resistant, puncture resistant, weather resistant, UV resistant, Ozone and aging resistant, etc. They will be expansion and contraction synchronized with the protected parts, can work well in a harsh environment. And they are easy to install with hands, no need to heat or any tools. 

It is a good waterproof sealing solution for medium and low voltage power cables, communication cables, coaxial cables, etc.
What’s more, we tried to install EPDM cold shrink tube on a power cable in our company internal simulated exhibition hall so that there will be a ready-made solution show of EPDM cold shrink tube for our visiting customers. The below pictures will show you more details.

Volsun was founded in 2006, as the pioneer of cold shrink tube manufacturer in China for more than 15 years. We keep focusing on the R&D, production and sales in insulation, sealing & protection solutions. Quality is our culture. Volsun has a modern quality management system, which has passed a series of quality system certification such as IATF16949, ISO9001. So our quality is guaranteed. 

Small cold shrink tube, but with a big function, connecting a wonderful future!
For more details, welcome to contact us via
Or you can also browse the following website:

  • Opens in new window
  • Opens in new window
  • Opens in new window
Return Top Contact Return Boot