Grey and modular cast iron, Al, non-ferrous castings. Sand and coquille castings. Moulds and pattern shop. Machining

Production characteristics

  • order production, from middle to large batches
  • castings for the machinery equipment, transportation equipment, pump technology and civil engineering

Casting Manufacture – Gravity Sand-mould Casting

Materials machined
ČSN EN DIN Others
42 2415 GJL-150 1691/GG 15 Grey cast irona
42 2420 GJL-200 1691/GG 20 Grey cast iron
42 2425 GJL-250 1691/GG 25 Grey cast iron
42 2304 GJS-400-15 1963/GGG 40 Modular cast iron
42 2305 GJS-500-7 1963/GGG 50 Modular cast iron
42 2306 GJS-600-3/td> 1963/GGG 60 Modular cast iron
42 2306 - ADI GJS-600-3 1963/GGG 60 Bainite – type n.c. iron
42 4331 AlSi10MgMn 1725/2 (73)-239 EN AC-AlSi10Mg
42 4331.7 AlSi10MgMn 1725/2 (73)-239, wa
42 4330 AlSi12Mn 1725 Blatt 2 - 230 EN AC-AlSi12Mg
42 4330.7 (doleg) AlSi12MgMn 1725 Blatt 2 - 230, wa
42 4384 AlSi10CuMn
AlSi8Cu3 1706 - 226 TGL 6556/2(78)
42 3123 CuSn12 1705 Tin bronze
42 3148 CuAl10Ni2Mn1 Aluminum bronze
42 3322 CuZn31MnAl1 1709-73 G-CuZn35Al1 Brass

Moulding shop – Hand Moulding

  • green-sand moulding – bentonite mixtures moulding – mass of casting produced from ca 0,20 kg to 40 kg
  • self-solidifying, furane mixtures moulding – mass of casting produced from ca 10 kg to ca 1000 kg (nodular cast iron to 500 kg, aluminium alloys to ca 300 kg, copper-base alloys to ca 100 kg)
  • moulding flask sizes – depending on the casting shape up to 2000x2000x500 (alluminium and copper-base alloys to 1500x1500x300 mm)

Moulding room – Machine Moulding:

  • size of flasks in use 350x450x100/120, 500x500x120/200 mm, 600x400x120/200 mm
  • Mass of castings produced from ca. 0.20 kg up to ca. 40 kg (aluminium alloys from ca 0,05 kg to ca 10 kg, copper-base alloys from ca 0,05 kg to ca 25 kg)

Casting Manufacture – Aluminium Alloys – Gravity-die Casting

Mass of castings produced: from ca.0,2 kg up to some 40 kg

Pattern Shop

patterns made of wood, plastics and metal, metal boards for machine moulding and metal aluminum - caster moulds

Machining
Technique Machine Size of the part machined Accuracy
CNC drilling and milling MCV 1000 900x500x400 3 axes 0,02
CNC turning Masturn 50 CNC Flange 250 rod 80 L1000 mm 0,01
Surface grinding 500x250x300 mass up to 80 kg 0,01
Milling FNGJ 32 500x350x300 0,05

Surface and thermal treatment

  • priming with water-diluted ETERFIX B paint of grey and nodular cast iron castings
  • stress relief annealing of grey and nodular cast iron castings
  • hardening of aluminum castings up to the unit dimension of 950x950x950mm
  • final blasting or tumbling

Quality Management

  • authorization according to EN ISO 9001
  • environment management scheme authorization according to EN ISO 14001