ALU INVEST for casting metal 1 kg

ADVANTAGES 

- smooth-walled casts

-fast curing

-simple demolding

-used for casting in cuvettes up to 1000 kg

-used for casting bronze and alluminium

MIXING RATIO

Powder : Water   1 kg : 0,36/,40 ltr

Mixture volume:  0,77 - 0,79 ltr

Pot life: approx. 20 minutes

Curing time before heating: min. 90 minutes

Heating regime: table 1 and table 2

USAGE

- powder and water temperature 20-23°C

- water temperature over 30-35°C shortens the curing time, lower temperatures elongate it

- mixing ratio may variate within the prescribed ratio according to the shape's complexity

- Pour the powder in the water, stir thoroughly, taking care not to mix in too much air (air bubbles may form)
- Vacuum the mixture if possible
- cure at room temperature for at least 90 minutes before heating
- Evaporate the wax – heat for at least 1,5 hours
- Insert into a cold furnace or a furnace preheated  to 150-180°C
- Demold after cooling to room temperature