Duratron DFU7000 PI Polyimide shapes possess superior electrical and thermal insulation properties, and outstanding mechanical performance qualities for applications that demand higher temperature resistance. In addition to these characteristics, Duratron DFU7000 PI offers great chemical resistance, high strength and toughness, and outstanding dimensional stability. For these reasons, Duratron DFU7000 PI is often seen as an ideal solution for designs that reduce weight, extend length of service before maintenance or replacement, and reduce overall costs by increasing process uptime. In comparison to Duratron DF7000 PI it has an improved thermal oxidative stability and a better dimensional stability.