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Master Bond adhesives

LGC-4-C Precious dental alloy
Categories: Metal; Nonferrous Metal; Precious Metal; Gold Alloy

Key Words: medical, surgical
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Physical PropertiesMetricEnglishComments
Density 14.0 - 14.8 g/cc0.506 - 0.535 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Vickers 180 - 250180 - 250soft
 235 - 285235 - 285hardened
Tensile Strength, Ultimate 570 - 790 MPa82700 - 115000 psisoft
Tensile Strength, Yield 710 - 900 MPa103000 - 131000 psihardened
 310 - 590 MPa
@Strain 0.2 %
45000 - 85600 psi
@Strain 0.2 %
soft
 550 - 700 MPa
@Strain 0.2 %
79800 - 102000 psi
@Strain 0.2 %
hardened
Elongation at Break 6.0 - 18 %6.0 - 18 %hardened
 11 - 26 %11 - 26 %soft
 
Thermal PropertiesMetricEnglishComments
CTE, linear 13.8 - 14.8 µm/m-°C
@Temperature 25.0 - 600 °C
7.67 - 8.22 µin/in-°F
@Temperature 77.0 - 1110 °F
Melting Point 1150 - 1315 °C2100 - 2399 °F
Solidus 1150 °C2100 °F
Liquidus 1315 °C2399 °F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu 0.00 - 5.0 %0.00 - 5.0 %
Gold, Au 50 - 73 %50 - 73 %
Indium, In <= 2.0 %<= 2.0 %
Iridium, Ir <= 0.10 %<= 0.10 %
Palladium, Pd <= 1.0 %<= 1.0 %
Platinum, Pt <= 1.9 %<= 1.9 %
Rhenium, Re <= 0.10 %<= 0.10 %
Silver, Ag 10 - 28 %10 - 28 %
Zinc, Zn 12 - 14 %12 - 14 %

References for this datasheet.

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