img_wrcobb_banner
Not registered yet? Click here
Yellow Golds
Master Alloy: Y180
Color: Yellow
Usage: 10K, 14K and 18K
Material Characteristics 10K 14K 18K
Density
11.25 12.77 14.66
Hardness - Cold worked (reduced 60%)
228 Hv 228 Hv 228 Hv
Hardness - Reduced 60%, annealed 15 minutes at 680C, water quenched
130 Hv 130 Hv 141 Hv
Hardness - Reduced 60%, annealed 15 minutes at 680C, air cooled
150 Hv 141 Hv 227 Hv
Investment Casting Parameters
     
Metal Pouring Temperature
995C 1010C 1070C
Quench Time
20 min. 20 min. 20min.