PPT-AMALGAM Sultan Amin Yasin,STKG.,M.Kes

Amalgam adalah suatu alloy air raksa dengan satu atau beberapa logam lain Pada suhu kamar air raksa didapati berbentuk cairan titik bekunya adalah 39ᵒC Dapat segera mengalami reaksi amalgamisasi dengan logam seperti perak tin cuprum menghasilkan suatu bahan yang padat. V Black believed that amalgam should consist of 67 silver 27 tin 5 copper and 1 zinc LowCopper Traditional Conventional Amalgam Composition Silver 60 Tin 29 Copper 6 Zinc 2 General Setting Reaction When lowcopper amalgam is triturated It was just one type of metallic restoration others included hammered gold leaf or lead the latter placed while molten Right from the start the use of amalgam was controversial Mercury was known to be toxic and the technique of inserting amalgam see Cl. Ι :. - Pits . and fissure caries. - Upper . anterior teeth palatal pits. - Posterior . teeth . occlusal. . surface. Cl. ΙΙ:. Posterior teeth proximal . surface.  . Cl. ΙΙΙ . :. Anterior teeth proximal surface ( not involving the . why. it is . banned. in . Norway. Dental amalgam. Anette. . &. Jenny. Scandinavia. ban . the. . use. . of. amalgam. In 1998 proposed a law that would gradually discontinue the use of mercury. Introduction. Dental . amalgam has been in use for more than 175 years and has been used for hundreds of millions of restorations. .. This . material is used to restore teeth with . decay.. It . is one of the materials used for direct restorations include, silver amalgam, composite resin and gold foil.. While Columbus thought that he found a new world, . aborigines. had lived in North American for centuries. . Syn. : native, indigene . altercation: . noun. A noisy dispute. After the . altercation. at the Wagon Wheel Saloon, the cowboys were banned from singing karaoke. . Lesona 5 ho an'ny 3 Aogositra. , 2019. Ory. . vokatry. . ny. . tsy. . rariny. . Andriamanitra. . Miantso. . fibebahana. . Andriamanitra. . Mitaky. . fitsarana. . sady. . mamela. . heloka. . ny. internet connection ka . mahabe. . ny. . fahafahan’ny. . olona. . hampiasa. . sy. . hiantehitra. . aminy. VOKANY. . eo. . amin’ny. toe-. tsaina. ? . LAFY TSARANY. - . Manamora. . Lesona. 10 . hatao. . ny. 5 . Septambra. , 2020. Ohatra. . amin'ireo. . tarika. . madinika. :. Ny. . tarika. . madinika. . voalohany. Ao. . amin'ny. Testamenta . Taloha. Ao. . amin'ny. Testamenta . Fandaharana. . faha. .. Misorata. . anarana. . ao. . amin'ny. . www.inaturalist.org. Fenoy. . ny. . mombamomba. . anao. Na . midira. . amin'ny. . kaonty. Google, Yahoo, . na. Facebook. Tsindrio. MSc.operative. dentistry. Terminology. Silver paste. an alloy, one of the constituent of . which is mercury. an alloy made by mixing Hg with . Ag . dental amalgam alloy. components. 1. Silver ( Ag) 48- 70%. Syed. . Mukhtar. Un . Nisar. . Andrabi. Introduction . Complex posterior restorations are used to replace . missing tooth . structure of teeth that have fractured or are . severely involved . with caries or existing restorative material. Assistant Professor,. Conservative Dentistry & Endodontics. Overview. History. Basic composition. Basic setting reactions. Classifications . Manufacturing. Variables in amalgam . performance. History . Powder: the alloy powder composed of :. 1- sliver . : 40-70% . Gives strength . High expansion of the restoration. 2- Tin . 20-30%. Increase affinity for mercury. speed of amalgamation. Increase the flow of the amalgam .