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Alloys

Minerva 4 CF
Minerva 4 CF
Type Indication Colour
IV 4,5,7 light yellow
Au Pt Pd Ag Rh Ir Cu Sn Zn In Ga Rest
52,0 - 10,0 32,7 - x - x 1,5 3,2 - -
Melting interval Density E-Modulus
970°C to 1070°C 13,5 g/cm² 100 GPa
Preheat temp. Casting temp. elec. Crucible
750°C 1150°C graphite/ceramic/glass carbon
Hardness HV5 Tensile limit MPa
As cast 205 Hard 225 As cast 540 Hard 550
Soft 155 Soft 340
Tensile strength MPa Elongation %
As cast 730 Hard 680 As cast 6 Hard 6
Soft 550 Soft 15
Recommended solders
Elephant solder I 800°C
Elephant solder II PdF 800°C Elephant solder III PdF 750°C
Quenching (cooldown in water) Hardening (cooldown by air)
800°C 10 minutes 400°C 15 minutes
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