DENT 1200 Dental Materials

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DENT 1200 Dental Materials

• Lesson 8 WAXES

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1. Ingredients, Form, Use, Melting

• Processing waxes-
• Boxing, Utility, Sticky
• Pattern waxes-
• Inlay/Casting, Baseplate
• Impression waxes-
• Bite registration, Study

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1. Boxing Wax

• Replaces patty base pour technique. Boxing wax
  goes around impression and then is filled with
  gypsum. No heat needed.
• Petroleum hydrocarbon natural resin

Red sheets 1 ½ in wide
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Utility Wax
Adapt impression trays, cover rough ortho
brackets, red or white ropes, petroleum
hydrocarbon and paraffin, No heat.
Ortho WHITE
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Sticky Wax
Hold items (acrylic) together to make repairs,
heat in flame, ORANGE sticks, natural wax resin
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Inlay Casting Wax
Blue or green sticks, heat over open flame,
petroleum hydrocarbons, natural resin and wax.
ALL INDIRECT RESTorations, makes the pattern of a
crown then the wax is replaced with metal
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2. Properties of inlay wax

• Type A, B or C Hardness
• Melt and leave no residue

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3. Result of Distortion

• If the wax pattern distorts- the restoration WILL
  NOT FIT!

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Baseplate Wax
Petroleum hydrocarbons and natural wax, PINK
SHEETS. Replaces length and width of teeth in
denture or partial for try in. Melts with flame
or HOT water.
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Occlusal Rims in Baseplate wax
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Bite Registration Wax
Aluwax, paraffin and beeswax, bite registration,
no heat or warm water
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Study Wax

• Beeswax, White blocks of wax used in educational
  settings to carve teeth.

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VOCAB

• Amorphous- no definite melt/boil point, solid but
  no definite shape
• Organic- derived from plant or animal
• Occlusal rims- wax that takes place of width and
  ht of teeth
• Wax pattern- crown made in wax, melt, replace
  metal

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Vocab

• Bite registration- record of occlusion
• Bite wafer- shaped in U
• Occlusal indicator wax- thin piece