bulk amorphous alloys with smooth surface and typical metal lightness were successfully prepared by copper-mold suction casting combining with magnetic-suspending melting method.The maximum diameter of prepared rod Cu
50Zr
42Al
8
bulk amorphous alloys is less than 5 mm under the above experimental conditions.Cu
50Zr
42Al
8
bulk amorphous alloys have excellent glass-forming ability with glass transition temperature (T
g
) 723 K
crystallization temperature (T
x
) 773 K
supercooled temperature 50 K and reduced glass transition temperature (T