Langtec have been manufacturers and suppliers of a wide range of electrical and thermal insulating materials in sheet, proces ... sed to drawing and in tubular form for over fifty years. We are specialist phenolic tube manufacturers as well as mica paper, phenolic and glass fabric tubes in various resin systems, plus processed laminates in phenolic and glass. Langtec products are sold throughout the world to a diverse range of industries, including: •Aerospace •Heavy Electrical •Welding •Defence •Construction Equipment read more