DENTAL DIAMOND BAR
To provide a dental diamond bar that exhibits excellent grinding performance and superb handleability.SOLUTION: A dental diamond bar 1 is equipped with a rod-like member 2 and a plurality of diamond abrasive grains 3 firmly fixed to a tip surface of the rod-like member 2. The abrasive grains 3 inclu...
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| Sprache: | eng ; jpn |
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| Zusammenfassung: | To provide a dental diamond bar that exhibits excellent grinding performance and superb handleability.SOLUTION: A dental diamond bar 1 is equipped with a rod-like member 2 and a plurality of diamond abrasive grains 3 firmly fixed to a tip surface of the rod-like member 2. The abrasive grains 3 include a plurality of specific abrasive grains 8 to form a surface having at least one characteristic of a kurtosis Sku of 5 or more and an arithmetic average curvature Spc of 380 (1/mm) or more at the top of the grains.SELECTED DRAWING: Figure 1
【課題】研削性能及び操作性に優れた歯科用ダイヤモンドバーを提供する。【解決手段】歯科用ダイヤモンドバー１は、棒状部材２と、棒状部材２の先端表面に固着されたダイヤモンド製の複数の砥粒３とを備える。複数の砥粒３には、クルトシスＳｋｕが５以上である特性及び山頂点の算術平均曲率Ｓｐｃが３８０（１／ｍｍ）以上である特性のうち少なくとも一方の特性を有する表面を形成する複数の特定砥粒８が含有されている。【選択図】図１ |
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