Wieland Simidur A PFM Alloy

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Wieland Simidur A PFM Alloy
Categories:	Metal; Nonferrous Metal; Precious Metal; Silver Alloy
Material Notes:	All-purpose alloy for low-fusing high expanding ceramics Applications: inlays/onlays, crowns, short span bridges, long span bridges, telescopic and milling works, removable partials, ceramic veneering, acrylic veneering Dental
Key Words:	EN ISO 1562 or 8891/9693
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Physical Properties	Metric	English	Comments

Density	10.6 g/cc	0.383 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Vickers	220	220	HV5/30; after porcelain firing
	240	240	HV5/30; hardened
Tensile Strength, Yield	450.00 MPa @Strain 0.2 %	65267 psi @Strain 0.2 %	after porcelain firing
	470.00 MPa @Strain 0.2 %	68168 psi @Strain 0.2 %	hardened
Elongation at Break	10 %	10 %	hardened
	11 %	11 %	after porcelain firing
Modulus of Elasticity	95.0 GPa	13800 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
Melting Point	1100 - 1170 °C	2012 - 2138 °F
Solidus	1100 °C	2012 °F
Liquidus	1170 °C	2138 °F

Processing Properties	Metric	English	Comments
Processing Temperature	850.0 °C	1562 °F	Preheating Temp.
Casting Temperature	1300 °C	2372 °F

Component Elements Properties	Metric	English	Comments
Indium, In	1.3 %	1.3 %
Palladium, Pd	39 %	39 %
Silver, Ag	54.7 %	54.7 %
Tin, Sn	2.0 %	2.0 %
Zinc, Zn	3.0 %	3.0 %

Descriptive Properties
Color	white

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NWIELAN13 / 19815

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