NiTi Or Stainless Steel wires are coated with Teflon/5META/Tooth coloured epoxy resins. 4 Coating products are artificial resin or plastic resins like epoxy resins.three Coating improves esthetics and cuts down friction but There are many disadvantages too. Orthodontic wires are commonly categorised by the material that composes them. Typically, the waiting for link from Web Directories (4)