Overall cement pipe type mold design uses strong leakproof slurry design, nozzle interface without edges, smooth mold, the mold friction rings are all 45 # steel, used in steel is the largest steel plant in Shandong Jinan Iron and Steel production of high quality steel to ensure that the wear resistance of the mold, sheet metal cutting using industry-leading plasma cutting machine, to ensure that the cutting edge is smooth and tidy, mold welding used in all advanced carbon dioxide arc welding, weld smooth and beautiful, durable, extended the mold use of the production cycle. 4.23 For more information, please visit www.qzsngmj.com