We can supply Amorphous C-Cores,Current Transformer cores竊��Nanocrystalline Core Here are brief introduction of our company: Our company(Gaotune Techonologies) is a manufactory of amorphous and nanocrystalline cores as following: 1.Current Transformer core (Solid CT cores and Split CT cores); 2.Nanocrystalline core; 3.Amorphous c-core; 4.RCCB rectangle core; 5.Common mode choke core