Thin film metallic glass coated needle

摘要: A thin film metallic glass coated needle includes a needle body, a needle head and a thin film metallic glass in amorphous structure and formed on a surface of the needle head and a surface of the needle body to reduce a surface energy and coefficient of friction. The thin film metallic glass is a titanium based comprising 35-45 at% titanium, 5-15 at% zirconium, 32-42 at% copper, 1-11 at% niobium and 2-12 at% cobalt.