NiTi or Stainless Steel wires are coated with Teflon/5META/Tooth coloured epoxy resins. four Coating products are artificial resin or plastic resins which include epoxy resins.three Coating increases esthetics and lowers friction but There are several disadvantages as well. We could reduce the cure time and improve the wanted tooth motion https://bookmarksparkle.com/story19018181/little-known-facts-about-round-niti-wires