... ,Post etc We can provide all kinds of Porcelain insulator,such as Pin type,Post type,Disc ... type and all kinds of porcelain insulator use on Transformer,Fuse cutout,Surge arrester ... etc.Surface glaze of porcelain insulator available color of white,gray,bule,bowen ... etc.The manufacturing of Porcelain insulator strict as per IEC,GB,ANSI,BS, ...