... 4.Timely delivery Machine Technical Paraweters1, the main form of 15.5 m * 1.5 m * 1.2 ... , weighing about 17.5 tons.4, the thickness of 20mm.5, chain drive, the chain is 1.2 ... .7, pressure roller is made of 45 # steel, heat treatment processing of the hardness of 56 degrees.8, host large ... cycloid reducer.10, rolling feed speed 6-10 m / min.11, the computer control the speed of plate length in mind the ...