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AlphaSil405

925

General Information
Category	Silver
Caratage	925-950
Color	Silver
Color Shade	Silver
Typology	Alloys For Silver
Production Process	Plastic Deformation and Handmade
Density [cm³]	10,4
Solidus [°C]	850
Liquidus [°C]	905
As cast hardness [HV]	80

Ingredient

Ag Cu Zn Ni Deoxidant Grain Refiner Other

Typical Applications
Open System
Closed System
Press
CNC and Lathe Production
Handmade
Hollow Chain
Machine Chain
Wire Production
Production of tube from continuous casting
Sheet Production
Hollow chain Production

General Characteristics
As Cast Grain Size [µm]	350

Color Coordinates
L*	92
a*	-0,6
b*	5,7
c*	5,7

Mechanical Caracteristics
Tensile Strength (Rm) [MPa]	230
Yields strength (Rp0.2) [MPa]	120
Elongation Rupture (A) [%]	27
As cast Hardness [HV]	80
Hardness after 70% area red. [HV]	165
Hardness after annealing [HV]	85
Hardness after age-hardening [HV]	125

Mechanical Working Parameters

Pre-mixing temperature [°C]	1030-1050
Pickling	Sulphamic acid (%30)

Casting Temperature	Metal - from [°C]	Metal - to [°C]
Ingot Making	1030	1050
Continuous Casting	1070	1110

Reccomended reductions
Sheet - area or thickness [%]	70
Wire - diameter [%]	50

Mechanical working recommended annealing	Temperature [°C]	Time [min]
> 5 mm	570 - 630	30
1 - 5 mm	570 - 630	25
< 1 mm	570 - 630	20

Age Hardening Processing Parameters
Single step age-hardening treatment	Temperature [°C]	Time [min]	Quenching	Age-hardening
Age-hardening	300	100	Cooling in furnuce

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