B50AH1000 steel surface is smooth, flat and uniform thickness can be improved fill factor core, adhesion and weldability surface of the insulating film is good, and can improve the corrosion resistance punching

B27G120 steel properties : Low iron loss, magnetic flux density under a strong magnetic field (magnetic induction) high, smooth surface, uniform thickness and smooth, punching resistance, adhesion and weldability surface of the insulating film is good

B23G110 steel properties : Low iron loss, magnetic flux density under a strong magnetic field (magnetic induction) high, smooth surface, uniform thickness and smooth