Sakcable has been producing corrugated pipe for the last few years: 16, 20, 25, 32 mm-size. There are two types of corrugated pipes: PE and PP, which comply with European standards. Corrugate Tube : 🔴 PE-polyethylene 🔴 PP-polypropylene ✅ High coefficient of fire resistance. ✅ Does not contain halogens and does not emit harmful gases. ✅ Mechanical strength is 320 newtons ✅ Polypropylene from Lyondellbasell and Hyundai wires are used to make the corrugation.