... -threading mechanism Smart welding holder Smooth and steady continuous operation 3D Panel Production LineSix Characteristics:1. Vertical DesinedThe whole production line is ... also can be use as floorslab or roof boarding.The 3D Panel production line including 3DW-A Steel Net Welding Machine Unit ... ,60mm,70mm,80mm,90mm,100mmCapacity not less than 70m2/h. 3D panel production line