Your Specialist for prototypes und series
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ISAR-METALLGUSSWERK — YOUR PARTNER for testing components, prototypes, pre-production series, series

Construction – Casting – Engineering
  • Aluminium alloy
  • Aluminium-Bronze
  • Tin-Bronze
  • Gunmetal alloy

Isar-Metallgusswerk manufactures precise components in all aluminium alloys, aluminium-bronze, tin-bronze and gun metal alloy using a sand casting process as well as permanent molde casting. We make a difference with our innovative technique.

We cast your test components and prototypes with our proven high-tech system, without time consuming and costly casting tools.

  • Our experienced partners carry out the engineering and design of your components independently in 3D.
  • We manufacture 3D printed cores and moldes, suitable to cast all standardized aluminium and copper alloys.
  • During the production process of single pieces and pre-production series, any amendment requests will be immediately accommodated.
  • We will produce the first mold within 24 hours of receiving your data.
  • The first cast will be executed with one week.
We are recognized specialist for
  • Challenging molds with high dimensional accuracy
  • pressure-tight, highly-stressed parts
  • mechanical processing
  • surface refinement – galvanizing- coating-powder coating
  • single-pieces and serial production
  • model making and mold construction

3D sand pressure technique without casting tools

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We guarantee the highest customer satisfaction with our process-oriented quality management in accordance with DIN EN ISO 9001:2015 and a strong and dedicated team.


We produce castings of outstanding dimensional stability and superior appearance.

Hand-moulded casting
large single parts, moulding box Size up to 1800 x 600 x 250

Machine Moulding
single and small series, moulding box size up to 1200 x 700 x 250

Mould Machine Cast
HWS moulding machine, Seihatsu-Process for small and large series, moulding box siz 800 x 600 x 200/200 or 300/300

Die Cast
Gravity Casting Process for Aluminium Alloys – Mould Size 600 x 600 x 600

Mechanical Treatment

Our long standing partners are trusted experts for your parts.

For Single or Series Components

  • conventional
  • 3-,4- or 5axis machining center

Dimensional accuracy is constantly monitored and recorded throughout production.


Together with our trusted partners we offer:

  • Artificial Aging (T6)
  • Stress relief annealing
  • Hot isostatic pressing
  • Resin impregnation
  • Galvanic surfaces
  • Painting
  • X-ray


We produce cast products for:
Mechanical engineering, automotive engineering, optical equipment, hospital equipment, medical devices, general engine manufacturing, lighting industry, catenary construction, traffic engineering