نتایج جستجو برای: sandblasting
تعداد نتایج: 493 فیلتر نتایج به سال:
Ti6Al4V is widely used in aerospace and medical applications, where high demands on dimensional accuracy surface quality require the application of post-processing to achieve optimal performance. However, parts fabricated by LPBF inferior due inherent defects LPBF. Therefore, it important investigate effect Ti6A14V In this work, methods (i.e., sandblasting, electrolytic polishing, chemical abra...
Objectives: To evaluate the influence of surface treatment and adhesive system on shear bond strength failure mode orthodontic brackets bonded to polymethylmethacrylate surfaces. Methods: Ninety metal (n=15) were aged discs SR Ivocron subjected three conditions (no treatment; sandblasting with 50-?m aluminum oxide; roughening a tungsten bur), using two combinations adhesives (methylmethacrylate...
Background and Aims: Reliable bonding between tooth substrate and zirconia-based ceramic restorations is always of great importance. The laser might be useful for treatment of ceramic surfaces. The aim of the present study was to investigate the effect of laser irradiation on the shear bond strength of zirconia ceramic surface to dentin. Materials and Methods: In this experimental in vitro stu...
INTRODUCTION Resin cements are generally preferred for cementation of zirconia ceramics. Resin bonding of zirconia ceramics cannot be done with the same methods of traditional ceramics because zirconia is a silica-free material. In recent years, many methods have been reported in the literature to provide the resin bonding of zirconia ceramics. The purpose of this in vitro study is to evaluate ...
In this paper, an experimental study concerning the effect of surface morphology on mechanical properties of adhesive bonding behaviour of continuous carbon fibres reinforced PEEK was performed. Surface morphology of PEEK composite was varied by sandblasting process. 3D morphological parameters were calculated from interferometry measurements. Surface wettability behaviour was studied by depose...
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