... ,PLC control,high precision, high speed silicon steel cutting machine is for cutting strips for silicon cores of power transformers,current transformers ... . Comprised of active decoiler, guiding & servo feeding device, punching & cutting device, unloading device and control system. 1) PLC control, touch ... Length precision: +/-0.05mm9) Burr height: less than 0.03mm10) Angle precision: +/-0.025 degree