... weight loss 3.Best price 4.Fast delivery Zhejiang ring core transformer in transformers Brief Introduction : we can provide kinds ... standard ferric oxide, choose the appropriate oresEpoxy resin coatingFerrite oroidal core has accomplished initial permeability, it enables transformers to be ... can be reducedOur large size T cores includes H70×45×17 core, H80×50×20 core, H80×55×20 core, H99×55×15, H100 ...