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Wieland Porta Maximum NF PFM Alloy

Category Metal , Nonferrous Metal , Precious Metal , Gold Alloy
Manufacturer Wieland
Trade Name Porta
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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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 15.4 g/cc
0.556 lb/in³
Mechanical Properties Metric English Comments
Hardness, Vickers 240
240
HV5/30; after porcelain firing
260
260
HV5/30; hardened
Tensile Strength, Yield 640.0 MPa

@Strain 0.200 %
92820 psi

@Strain 0.200 %
after porcelain firing
700.0 MPa

@Strain 0.200 %
101500 psi

@Strain 0.200 %
hardened
Elongation at Break 3.0 %
3.0 %
after porcelain firing
3.0 %
3.0 %
hardened
Modulus of Elasticity 110 GPa
16000 ksi
Thermal Properties Metric English Comments
CTE, linear 16.2 µm/m-°C

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

@Temperature 77.0 - 932 °F
Component Elements Properties Metric English Comments
Gold, Au 71 %
71 %
Indium, In 2.7 %
2.7 %
Iridium, Ir 0.30 %
0.30 %
Palladium, Pd 11 %
11 %
Silver, Ag 13 %
13 %
Zinc, Zn 2.0 %
2.0 %
Processing Properties Metric English Comments
Processing Temperature 799 °C
1470 °F
Preheating Temp.
Melt Temperature 1020 - 1110 °C
1870 - 2030 °F
Casting Temperature 1260 °C
2300 °F
Descriptive Properties Value Comments
Color yellow
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