... , 0.27mm, 0.23mm, 0.10mm, 0.08mm and 0.05mm.Bare cores(not varnished), impregnated cores, epoxy coated ... thickness 0.20mm, 0.23mm, 0.27mm, 0.30mm and 0.35mm are available.The stacking factor is ranging from ... reduce their costs. The cores are wound of short silicon steel strips in 1 to 3 meters long. It is ... cores, epoxy coated cores produced according to customers specifications. crgo silicon steel core