THE BEST SIDE OF ROUND STEEL WIRE

NiTi or Stainless Steel wires are coated with Teflon/5META/Tooth colored epoxy resins. 4 Coating materials are artificial resin or plastic resins for example epoxy resins.3 Coating improves esthetics and reduces friction but There are some drawbacks too.Stainless Steel: Orthodontists began working with this sort of metallic for wires during the 193