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Copper alloy castings

Hand moulding

Casting into moulds using bentonite bonded mixtures

Moulding shop:

  • green casting using bentonite bonded mixtures; size of moulding frames depends on the casting size, up to 1500x1500x300 mm

Weight of manufactured castings:

  • from approx. 0,1 kg to approx. 450 kg

Machine moulding

Casting into moulds using bentonite bonded mixtures

Moulding shop:

  • two pairs of the Foromat 20 moulding machines, the size of flasks in use 350x450x100/120 mm, 400x450x100 mm, 500x500x120/120 mm, 400x600x120/120 mm

Weight of manufactured castings:

  • from approx. 0,05 kg to approx. 25 kg

Common parameters

Processed copper alloys:

ČSN Mark DIN Another mark
42 3123 CuSn12 1705 Sn bronze
42 3148 CuAl10Ni2Mn1 Al bronze
42 3322 CuZn31MnAl1 1709-73 G-CuZn35Al1 Brass

Smelting shop (gas melting furnace with removable crucible):

  • three gas melting furnaces – hourly output approx. 3 x 300 kg

Core shop:

  • hand molding of cores
  • 1x shooting machine 2l, 1x shooting machine 6l, 2x shooting machine 15l (acrylate resin + CO2)
  •  Cold-Box shooting machine 10l (amine)