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Wieland Porta Aurium PFM Alloy

Category Metal , Nonferrous Metal , Precious Metal , Silver Alloy
Manufacturer Wieland
Trade Name Porta
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Wieland Porta Aurium PFM Alloy.pdf
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Material Notes:
All-purpose alloy for low-fusing high expanding ceramicsApplications: inlays/onlays, crowns, short span bridges, long span bridges, telescopic and milling works, removable partials, ceramic veneering, acrylic veneeringDental
Physical Properties Metric English Comments
Density 14.7 g/cc
0.531 lb/in³
Mechanical Properties Metric English Comments
Hardness, Vickers 190
190
HV5/30; after porcelain firing
210
210
HV5/30; hardened
Tensile Strength, Yield 400 MPa

@Strain 0.200 %
58000 psi

@Strain 0.200 %
after porcelain firing
460 MPa

@Strain 0.200 %
66700 psi

@Strain 0.200 %
hardened
Elongation at Break 4.0 %
4.0 %
hardened
6.0 %
6.0 %
after porcelain firing
Modulus of Elasticity 103 GPa
14900 ksi
Thermal Properties Metric English Comments
CTE, linear 16.3 µm/m-°C

@Temperature 25.0 - 500 °C
9.06 µin/in-°F

@Temperature 77.0 - 932 °F
Component Elements Properties Metric English Comments
Gold, Au 55 %
55 %
Indium, In 3.5 %
3.5 %
Palladium, Pd 3.0 %
3.0 %
Platinum, Pt 12 %
12 %
Rhodium, Rh 0.50 %
0.50 %
Silver, Ag 23 %
23 %
Zinc, Zn 3.0 %
3.0 %
Processing Properties Metric English Comments
Processing Temperature 699 °C
1290 °F
Preheating Temp.
Melt Temperature 938 - 1080 °C
1720 - 1980 °F
Casting Temperature 1230 °C
2250 °F
Descriptive Properties Value Comments
Color yellow
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