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Master Alloy: Y227A
Color: Yellow
Usage: 10K, 14K and 18K
Material Characteristics 10K 14K 18K
Density 11.78 13.34 15.37
Hardness - Cold worked (reduced 60%) 195 Hv 227 Hv 205 Hv
Hardness - Reduced 60%, annealed 15 minutes at 680C, water quenched 141 Hv 114 Hv 116 Hv
Hardness - Reduced 60%, annealed 15 minutes at 680C, air cooled 228 Hv 137 Hv 116 Hv
Investment Casting Parameters
     
Metal Pouring Temperature
995C 995C 1065C
Quench Time
20 min. 20 min. 20 min.

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