Bright Silver

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A FIRESTAIN FREE STERLING SILVER ALLOY

bulletSAFETY: -
 
bulletThis alloy does not contain Nickel or Cadmium.

 

bulletCASTING: -
 
bulletFor investment casting the following temperatures are recommended: -
bulletNormal items - Flask 600°C and Metal 1025°C
bulletHeavy items - Flask 300°C and Metal 1025°C
bulletNeutec Users:-
bulletFlask 630°C, Metal 930°C and Positive pressure
bulletAdequate sprueing is essential in order to attain the best results. We recommend that sprues be approximately 20% heavier than normal.
bulletFlasks should be allowed to cool for 20 minutes before being quenched.

 

bulletWORKING: -
 
bulletRemains fire-stain free during all normal silversmithing processes.
bulletMay be remelted for economical use of scrap.
bulletIt is softer than standard sterling silver in the annealed state and work hardens to a greater extent.
bulletSolders used with standard sterling silver can be used with Bright Silver 925, however as it does not give the same visual aids when heated care needs to be taken to avoid over heating.
bulletIt has a melting range (solidus -  liquidus) of 870° - 890°C.
bulletIt can be age hardened to 120 HV by:-
bulletSolution treating at 700°C for 30 minutes then quenching
bulletAgeing for 2 hours at 250°C
bulletAs this alloy approaches its maximum hardness when reduced by 50% care needs to be taken not to overwork the metal.
bulletThis alloy also shows good resistance to tarnish.

 

bulletApecs Bright Silver 925 is available as:-
 
bulletWire
bulletPlate
bulletGranules
bulletCastings

 

Hardness comparison of Standard Sterling versus Apecs Bright Silver 925 - a firestain free or firescale free alloy.

 

APECS Bright Silver 925 - A Winner!

APECS Bright Silver 925

Firescale Free

Improved Tarnish Resistance

A Winner

 

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