The 3 pahse lamination have used for bigger size transformer.
How are you ?
This is a Edward Yu, Vision technology company KOREA,
We are stamping company for transformer lamination.
We are specially producing 3phase lamination for bigger transformer & EE type lamination with
CRGO (0.3mm & 0.35mm material thickness )& CRNGO (0.5mm material thickness)
The bigger size transformer lamination are EI-304.8 & EI-305 & EI-354.