PFA corrugated tubes: PFA 1.anti-corrosion, 2.high insulation, 3.transparent & flexible. 4.working temperature:-85--260 c. PFA corrugated tubesID(mm) ... . High insulation6. Transparent and flexible Applications It’s widely used in:1. Pesticides filling machine, 2. Sulfuric acid filling machine, ... sizes,colors can be customized, pls contact us ! PFA corrugated tubes spiral tubings