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Herador® GG - for C& B
Herador® GG - for C& B

Herador® GG - for C& B

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Specifications

Product details
Composition
(content in mass %)
Au 86.7
Pt 11.0
Cu 0.2
In 1.7
Ir 0.1
Fe 0.3
Type 4 (v), 3 (k)
Shade Yellow
Indication 3,4
Article Code
Technical data, melting and casting
Melting range
Solidus 1020 ° C
Liquidus 1125 ° C
Preheating temperature 900 ° C
Casting temperature 1275 ° C
Crucible Graphite
Density 19.2 g/cm3
Hardness (HV5) 150 (w/k), 170 (v), 125 (s)
0.2 % yield strength (MPa) 330 (w/k), 460 (v)
Elongation (%) 13 (w/k), 17 (v)
Young's modulus of elasticity (GPa) 90
Ceramic firing
CTE 14.5
Oxide firing 880 ° C/ 10 min (vacuum, blasting)
Soft annealing ---
Hardening 500 ° C/ 15 min.
Solder/laser welding wire
Solder
Herador/Maingold PF solder 800
Laser welding wires Ø 0.5 mm x 200 mm + Ø 0.3 mm x 200 mm

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