... induction 2.Low Iron loss 3. ISO14001:2004 ISO9001:2008 Ballast Core features1) Specifications: 60F,75F,96F,78F,120F.2)A ... .4)Applicable to all kinds of ballast5) Materials (silicon steel sheet): a) Bao steel: B50A1000, B50A800, B50A600, B50A470, B35A550, B35A440b) Tai ...