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Alloys

Bermudent Y
Bermudent Y
Type Indication Colour
III 1,4,9 rich yellow
Au Pt Pd Ag Rh Ir Cu Sn Zn In Ga Rest
86,0 11,0 - - x - - - x 1,2 - Ta
Melting interval Density E-Modulus
1050°C to 1150°C 18,5 g/cm² 89 GPa
Preheat temp. Casting temp. elec. Crucible
800°C 1230°C graphite/ceramic/glass carbon
Hardness HV5 Tensile limit MPa
As cast 145 After firing 170 As cast 320 After firing 430
Hard 200 Soft 140 Hard 580
Tensile strength MPa Elongation %
As cast 470 After firing 600 As cast 17 After firing 15
Hard 660 Hard 10
TEC Recommended solders
25 - 500 °C 14,3 µm/m.K Before firing Orion solder 1030°C PdF geel
25 - 600 °C 14,5 µm/m.K After firing II PdF 800°C / III PdF 750°C
Oxidation (without vacuum) Hardening (cooldown by air)
950°C 5 minutes 500°C 15 minutes
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