Portadur IN
High-gold casting alloy in compliance with DIN EN ISO 9693 +
DIN EN ISO 22674. Type 3, yellow, palladium-free, copper-free.
Matching solders
Investment material: Phosphate /
plaster-bonded
Casting cruciblel: Graphite
/ ceramic
Post melting time in seconds
- Resistance heating: 30 - 60
- HF induction: 5 - 15
- Propane / oxygen flame: 5 - 15
Oxidation without vacuum °C/min: –
Tempering, °C/min: 500 / 15
Soft annealing, ºC/min: 750 / 15