Main Page
|
Choose Your Languages:
Toggle navigation
CORPORATE
PRODUCTS
BRANDS
Go to brands page
BRANDS
QUALITY
NEWS
CONTACT US
PRODUCTS
Brands Page
AlphaCast145
8
9
10
14
General Information
Category
Gold
Caratage
8-14K
Color
Yellow
Color Shade
Light Yellow
Typology
Alloys For Gold
Production Process
İnvestment Casting
Density [cm
3
]
9,95
Solidus [°C]
765
Liquidus [°C]
880
As cast hardness [HV]
125
Ingredient
Ag
Cu
Zn
Ni
Deoxidant
Grain Refiner
Other
Typical Applications
Open System
Closed System
Sheet Production
General Characteristics
As Cast Grain Size [µm]
600
Color Coordinates
L*
90,3
a*
-2,5
b*
18
c*
18,2
Mechanical Caracteristics
Tensile Strength (Rm) [MPa]
300
Yields strength (Rp0.2) [MPa]
95
Elongation Rupture (A) [%]
40
As cast Hardness [HV]
125
Hardness after 70% area red. [HV]
230
Hardness after annealing [HV]
135
Hardness after age-hardening [HV]
210
Casting Processing Parameters
Pre-mixing temperature [°C]
1050
Casting Temperatures
Metal [°C]
Flask [°C]
Thin (below 0.5 mm )
1000
-
1030
660
-
700
Medium ( from 0.5-1.2 mm)
980
-
1000
620
-
660
Thick (Thick 1.2 mm)
960
-
980
540
-
600
Trees without stones
After casting, cooling time for the flaks is 45 minutes.
Stone-in-place casting trees
After casting, cooling time for the flaks is 15 minutes.
Pickling :
Sulphuric acid (%10) - 5 min - 50°C
Age Hardening Processing Parameters
Single step age-hardening treatment
Temperature [°C]
Time [min]
Quenching
Age-hardening
Age-hardening
250
100
Cooling in furnuce
12
product in your basket.
see product
Selected Products
Compare