... Pin,Disc,Post etc We can provide all kinds of Porcelain insulator,such as Pin type,Post type,Disc type and ... 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,JIS,AS ...