Effect of Varying Coping Thickness on Load to Fracture Strength of Aluminum Oxide Copings: A Thesis Submitted in Partial Fulfillment ... for the Degree of Master of Science in Prosthodontics ... |
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acid agent all-ceramic crowns allow alloy alumina aluminous porcelain aluminum oxide copings application approximately bonding chemical clinical color compared completed composition compressive containing conventional coping thickness copings cemented core crown crystalline crystals Dent dental ceramics dental porcelains dentistry difference effect enamel exhibited fabrication feldspathic porcelain Figure final firing flexural strength fracture strength fracture values Fuji fusing glass ionomer cements grain grain boundaries groups heat higher improved increase layer less leucite liquid load to fracture luting luting cement manufacture material matrix McLean Mean mean load metal method Michigan modified natural obtained occurs particles phase platinum foil powder prepared present Procera produce properties quartz reaction recommended Rely-X requirements resin resistance restorations samples scanning setting shrinkage significant silica similar sintered statistically strengthening structure surface t-test technique temperature testing thermal expansion tooth ultimate University UTILIZING variable