... .4 ,EI38.4 ,EI41,EI42 ,EI48 ,EI50 ,EI54 ,EI57 ,EI60 ,EI66 ,EI75EI76.2,EI78,EI84,EI85.4,EI96,EI105,EI108,EI114 ... Variety of Silicon Steel Grade :5 Widely used in the Transformer Core,Ballast Core and other Electrical areas 6 Available specifications ... B27mm C13mm D6mm E8mm F21mm G27mm CRNGO EI41 Silicon Steel Transformer Lamination ROHS