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Gold Alloys for Frame (Cast-4)
Porperties
|
- Strong in hardness and tensile strength being suitable
for Clasp and Partial Frame.
- Color gold satisfies esthetic requirements of the patients.
- Excellent in casting. |
| Use |
Clasp & Saddle |
Composition and Properties
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Alloy
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Type
|
Composition(%)
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Color
|
Hardness(VHN)
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Elongation
(%)
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Tensile Strength
(MPa)
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Yield Strength
(MPa)
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Melting point
(?)
|
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Au
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Pt
|
Pd
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Ag
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Soft
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Hard
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Cast-4
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IV
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68.5
|
9
|
-
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11
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Golden White
|
167
|
225
|
11
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752
|
502
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920-990
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