GREMTUBE® GTEF 4X is a high shrink ratio, highly flame retardant, modified polytetrafluorethylene (PTFE) heat shrinkable tubing.
GREMTUBE® GTEF 4X offers high temperature performances (up to 260°C with peaks up to 400°C), an excellent resistance to chemicals, a low friction coefficient. It covers a wide range of diameters and it fits snugly on tight bents.
GREMTUBE® GTEF 4X is suitable for high end, critical applications, typically: military, aerospace and medical sectors when higher shrink ratios are required.


-200 °C to +260 °C
Ratio 4:1
Recovery temp. +350 °C
PTFE® heat shrink tubing
Specialty Heat Shrink Products

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