Amalgam PDF
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Uploaded by EnchantedTundra7892
Centro Escolar University
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Summary
This document provides an overview of amalgam, including its components, properties, and techniques. It details the sizes of powder particles, flow, creep, and various indications and contraindications of amalgam use in dentistry.
Full Transcript
AMALGAM Sizes of powder particles (MFC) micro cut fine cut coarse cut...
AMALGAM Sizes of powder particles (MFC) micro cut fine cut coarse cut Properties of Amalgam > Flow- measured during the setting of - alloy which has mercury an amalgam and reflects the change in - silver-based alloy dimension Variant types & combination > Creep- measured after amalgam setting, reflects the constant. Rough - not adhere without in depth surface, very irregular COMPONENTS OF AMALGAM Indications of Amalgam Silver 65% Increase setting time & restoration of posterior teeth strength Class I,II,V Zinc 2% Scavengers for oxides anterior lingual surface of teeth distal surface of canine Tin 30% Weakest phase of amalgam; for plasticity Contraindications of Amalgam Copper 6% Compressive strength anterior teeth restoration (Class increase III,IV,
