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KMID : 0362219670020020007
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Journal of The Korean Research Society for Dental Materials
1967 Volume.2 No. 2 p.7 ~ p.10
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A Study of Dental Casting Gold Alloys Used in Korea
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Abstract
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A survey concerned with dental gold alloys used in Korea has made by questionnaires in order to ascertain whether Korean dentists are using the correct type of casting gold :allays comparing with A. D. A. Specification #5.
The questionnaires were as below.
1. Classification of the dental gold alloys.
a. Use any commercial casting gold alloys ?
b. Otherwise, how do you get the casting gold alloys ?
2. Constitutional formula of dental casting gold alloys.
3. Heat treatment method.
The results were as follows.
1. Majority of answerers were making the dental casting gold alloys by themselves.
2. Less gold in constitution of the dental casting gold alloys were found from many answerers.
3. Excessive or less cupper in constitution were detected several clinics
4. Around 15 percent of silver contained alloys from the consititutional formula of dental gold alloys were adopted by many clinicians, however, none silver contained alloys were also found.
5. Excessive platinum was added for hard gold alloys.
6. Paladium, Zinc and Nickel was combined for dental casting gold alloys by few dentists.
7. Improper heat treatment methods were adopted by many dentists.
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