Take some meters of coaxial cable braid, make it flat and roll some spaced turns over the foam keeping the coaxial braid in place with some points of hot glue.
同轴电缆编织一些米，使其平面和一些间隔轮流滚动保持在同一些热胶点同轴编织的泡沫。
2
F46 Fluoropolymer overjacket over nickeled or tinned copper braid provides additional protection to cable and braid where exposure to organic chemicals or corrosives is expected.