Pracovní doba Pondělí - pátek 6:00 - 14:30
Telefon +420 569 669 480
Email info@slevarna.cz

Grey iron and modular iron castings

Our cast iron foundry will produce castings from about 0.20 kg to about 3,000 kg. We offer a wide range of gray cast iron and ductile iron.

Machine moulding

Casting into moulds using bentonite bonded mixtures

Moulding shop:

  • DISA MATCH frameless molding machine, horizontal molding plane 610×508 mm
  • three pairs of Foromat 20 moulding machines, size of the used frames: 350x450x100/120 mm
  • one pair of Rotomat 20 moulding machines, size of the used frames:
  • 500x500x120/200 mm, 400x600x120/200 mm

Weight of manufactured castings:

  • from approx. 0,20 kg to approx. 40 kg

Hand moulding

Casting into resin-bonded moulds using self-hardening mixtures

Moulding shop:

  • no bake technology, furan resin
  • size of flasks in use up to 2000x2000x500 mm

Weight of manufactured castings:

  • from approx. 10 kg to approx. 3000 kg (LKG up to 1200 kg)

Common parameters

Cast-Iron processing:

ČSN EN DIN Another marking
42 2415 GJL-150 1691/GG 15 LLG (grey iron)
42 2420 GJL-200 1691/GG 20 LLG (grey iron)
42 2425 GJL-250 1691/GG 25 LLG (grey iron)
42 2304 GJS-400-15 1963/GGG 40 LKG (ductile iron)
42 2305 GJS-500-7 1963/GGG 50 LKG (ductile iron)
42 2306 GJS-600-3 1963/GGG 60 LKG (ductile iron)
42 2307 GJS-700-2 1963/GGG 70 LKG (ductile iron)

Smelting shop:

  • two cold blast cupolas with internal diameter max. hourly output 4 tons.

Core shop:

  • Cold-Box core shooting machine Laempe 10 litres/one shot (amin)
  • 1 blower/2 litres, 1 blower/6 litres (carbon dioxide hardened acrylate)
  • hand moulding of cores (large cores – furan, small cores – acrylate