For the metric system users... Both F-111 and ZP nylon melt at 417 °F (214 °C). Dacron®, Vectran® and HMA melts at 482-932 °F (250-500 °C). Spectra® melts at 297 °F (147 °C). Good to know! I had no idea about how "low" was the melting point of my lines!! Thanks!!