Polychlorotrifluoroethene (PCTFE) is a kind of perfect sealing material under low temperature, high vacuum system and high pressure working conditions. It has excellent rigidity, low temperature resistance, cryogenic fluid resistance, and airflow resistance.

PCTFE has the best performance of gas barrier properties, especially for low permeation capability to moisture and steam atmosphere compared with other plastics.

At Plasmac, we stock PCTFE as stock item in both sheet, rod and tube form.

PCTFE Main Properties:

Near-zero moisture absorption
Excellent performance under a wide temperature range
Resists most corrosive chemicals
Excellent electrical-insulating properties
Extremely low outgassing