Product Features Two wave, three wave roll forming machine advantage 1, Highway guard rail production line for producing w beam barrier, 3 wave barrier, guardrail board. 2, PLC control system, automatically and easy handle. 3, Gcr15 roller with quench process, hardness reach HRC60-65 ℃. 4,Tracking cutting system with Cr12 Cutting blade. Guarantee of Quality Superda guarantee highway guard rail roll forming line design accordance with clients required drawing, machine is brand new. Specification and performance as stipulated in drawing and operation with good smooth.