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Dental Waxes

Dental Waxes. DA 122 Dental Materials. Wax Groups. Pattern Processing Impression. Pattern Waxes. Hard wax Inlay casting wax: used in crown and bridge Dark-colored sticks of wax Melted and applied to die, creates wax pattern used in making crowns and bridges

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Dental Waxes

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  1. Dental Waxes DA 122 Dental Materials

  2. Wax Groups • Pattern • Processing • Impression

  3. Pattern Waxes • Hard wax • Inlay casting wax: used in crown and bridge • Dark-colored sticks of wax • Melted and applied to die, creates wax pattern used in making crowns and bridges • Baseplate wax: used in construction of denture base • Wax sheets heated and formed over models when making • Custom trays • Denture bases

  4. Pattern Waxes Inlay Wax Baseplate Wax

  5. Processing Waxes • Boxing: • Soft, pliable • Forms a wax box wall around impression when pouring a gypsum model, to create base • Sticky Wax: • Brittle until melted • Used to adhere fractured gypsum, metal, and porcelain pieces

  6. Processing Waxes (cont’d) • Utility Wax: • Soft wax that is adhesive and pliable • Does not require heating • Used to “bead” around impression trays to extend them to fit • Used in orthodontics to brackets and bands until patient gets used to them • Ropes or strips, in various colors

  7. Boxing Wax Utility Wax Processing Waxes • Sticky Wax

  8. Impression Waxes • Bite registration waxes-used to obtain patient’s bite • Usually contain aluminum or copper particles • Supplied in horseshoe shapes, to conform to maxillary/mandibular biting surfaces

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