... rollerset512,Material of supporting roller40Cr13,Leveling speedm/min5m/min14,Power of main motorKW14415,Power of screwdown motorKW2*2216,Leveling precision mm/m2 ... roller’s movement,correct to 0.1mm. memory store when power off.18,PLCMitsubishi Japan19,Lubrication systemBijur Nanjing20,Low-voltage apparatusSiemens ...