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牙用合金材料是生体材料中的一大类。钛合金因为有优异的生物相容性所以特别适于牙用 ,其目前主要使用的合金及性能如下表合金制备方法拉伸强度 /ＭＰａ屈服强度 /ＭＰａ延伸率 /%维氏硬度Ｔｉ 2 0Ｃｒ 0 2Ｓｉ铸造 87466963 18Ｔｉ 2 0Ｐｄ 5Ｃｒ铸造 880 65 95 2 61Ｔｉ 13
Dental alloys are a large group of biomaterials. Titanium alloy is particularly suitable for dental use because of its excellent biocompatibility. Its main alloys and properties are as follows: Alloy Preparation method Tensile strength / MPa Yield strength / MPa Elongation /% Vickers hardness Ti 2 0Cr 0 2Si Casting 87466963 18Ti 2 0Pd 5Cr Casting 880 65 95 2 61Ti 13