Barrio Katea S/N , 20213 Idiazabal (Gipuzkoa) , Spain

AMPO FOUNDRY, located in Idiazabal (Spain) and founded in 1964, offers completely reliable & high added value pump casting solutions for the most severe applications and industries, such as: oil & gas, petrochemical & chemical, power generation, mining, marine, water & wastewater, pulp & paper, etc.

AMPO provides high added value stainless steel, duplex & superduplex & high alloy components, supplying not only product but also expertise in project management, finance of high value projects and logistical expertise to ensure trouble-free and on-time delivery of quality pump products, such as:

  • Bodies
  • Impellers & diffusors
  • Casting bowls
  • Propellers
  • Column pipes
  • etc.

Based on individual requirements, a highly qualified Engineering team advises customers in the selection of the most suitable and cost-effective moulding process, as well as in the most suitable material according to the specification.  AMPO also collaborates directly with the world’s leading R&D Centres, laboratories and University Engineering Departments.

In order to offer customers the widest possible range of pump castings, AMPO has 4 production lines, each of which uses the most advanced technologies:

  • Ceramic Moulding: AMPO offers large, complex shape and high precision investment casting components by its brand-new automated Ceramic Moulding facilities. Capacity: 240 tonnes per month (60 parts a day)Weight range for castings: 50-2000 kg. Maximum moulding box size: 1,5m3. Rapid prototyping by patternless technologies for unitary parts (3D printing, Reverse Engineering and Polystyrene machining technologies). Aluminium patterns for serial parts. Surface quality finish (RT8).
  • Sand Moulding: AMPO offers large and medium size components by its Sand Moulding facilities. Capacity: 340 tonnes per month. Weight range for castings: 50-5000 kg. Maximum moulding box size: 3000m x 3000m.
  • SCC: SCC technology has been developed and patented by AMPO. It is a process developed from Centrifugally Spun, where by using different tools and techniques, complex external geometries are obtained. Capacity: 200 tonnes per month
  • Centrifugal Spinning: AMPO offers centrifugal castings by its vertical and horizontal spinning facilities. Capacity: 450 tonnes per monthHorizontal spinning covers 100-670mm external diameter. Vertical spinning covers 430-1200mm external diameter.

AMPO FOUNDRY provides also finish machined components, counting on a new 12,500m2 non-stop machining workshop where they have invested in intelligent machine tools, such as: new vertical lathes with FMS, 5 axis machining centre with FMS, weld overlay cladding technology, etc.

AMPO offers also the following tailor-made services to meet customer requirements: 
  • Pre-assembly
  • Pressure testing
  • Painting
  • Balancing
  • After market solutions. 
Finish machined closed impeller
Finish machined closed impeller
Multi stage pump castings
Multi stage pump castings
Split body pump castings
Split body pump castings

Contact details
Barrio Katea S/N
20213 Idiazabal (Gipuzkoa)
tel: +34 943 188 000
fax:+34 943 188 130