HT-711 STANDARD YELLOW ALL PURPOSE

HT-711 STANDARD YELLOW ALL PURPOSE

UNITED’S # HT 711 ALLOY is designed for 19K – 23 K yellow gold casting& fabrication, which produces a Hard Standard Yellow color. This alloy is not recommended for 18 karat usage.

MELTING We do recommend pre-alloying all alloy and fine gold with aggressive stirring & fluxing to assure a uniform mixture.

Step : 1 Pre- Alloying (Fine gold + alloy) Temperature 1050° – 1100° C

1922° – 2012° F

Step : 2 Casting Temperature for 19K-23K Alloyed Grain 1040° – 1060° C

1904° – 1908° F

FLASK TEMPERATURE For Vacuum casting 676° – 730° C

Use higher range for 19K-23K 1250° – 1350° F

For Centrifugal casting 565° – 730° C

Use higher range for 19K-23K 1050° – 1350° F