+49 421 / 658 51 – 0
  • News

    We are proud to present:

    PRÄWEST finished machining its biggest Shrouded Impeller ever with an OD of 1780mm (70 inch)...

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  • News

    PRÄWEST is investing
    in new production technology:

    As of the beginning of July 2015, we will be offering our customers...

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  • News

    Präwest meets SLM Solutions in Lübeck

    Acceptance of the new machine!

    more information

     

     

The Company

Our Philosophy

PRÄWEST was founded in 1945 and since then has continued to
develop as a dynamic and innovative company.

Twenty-four hours a day, 365 days a year, we are meeting the challenges of our customers in our workshop with its ultra-modern machine park. A relationship of mutual trust has grown between ourselves and our customers based on decades of successful cooperation. The basis for this is our highly qualified and motivated staff.

Compressor rotor

Präwest is a Synonym for meeting changing requirements and higher standards.

Präwest operates in several industrial sectors:

Our Products

MACHINING COMPLEX PARTS

PRÄWEST mills, turns and grinds the following materials: Aluminum, Titanium, IMI 834, Inconell / Waspalloy, Nimonic-Udimet, 17–4 PH and other stainless and heat resistant alloys.

Structural parts

For the A300, A320 Family, A330, A340, A380, Tornado, Eurofighter, A400M, Ariane.

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Size is only limited by the weight of the raw material (Max: 11 Tonnes) and a maximum diameter of 2500 mm.

Impeller/Blisks

For turbines, Compressor impellers and turbines (shrouded and
 conventional) Impeller wheels for turbine

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Size is only limited by the weight of the raw material (Max: 11 Tonnes) and a maximum diameter of 2500 mm.

Turbine blades and Vanes

Blades and vanes for stationary and airborne turbines

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Size is only limited by the weight of the raw material (Max: 11 Tonnes) and a maximum diameter of 2500 mm.

Casing for turbines

Casing for turbines

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Size is only limited by the weight of the raw material (Max: 11 Tonnes) and a maximum diameter of 2500 mm.

Other Parts

Thrust nozzles, Cylinder blocks and heads for prototypes and racing motors, Steering knuckles, connection rods.

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Size is only limited by the weight of the raw material (Max: 11 Tonnes) and a maximum diameter of 2500 mm.

The Quality of our products is
our highest Priority.

Our Quality

Our Production

»PRÄWEST-like« is the synonym for meeting changing requirements and higher standards, realised in partnership with our machinery manufacturers.

PRÄWEST is investing continuously in new technology in order to support our customers needs. The simultaneous five-axis-milling of complex parts for all industrial applications is one of the focal points of our production. We are able to mill parts up to a diameter of 2500 mm and weighing up to 15 tonnes in five axis. The PRÄWEST machine park covers more than 100 CNC machines in addition to some 24 robots:

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    Five-axis NC milling machines

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    Five-axis Mill-Turn machines

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    Four-axis NC milling machines

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    Three-axis NC milling machines

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    Conventional milling machines

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    Robots

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    Horizontal NC turning machines

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    Vertical NC turning machines

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    Conventional turning machines

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    Five-axis NC grinding machines

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    Zeiss CNC measuring machines

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    EDM machines

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    Vibro-polishing machines

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    Additive Manufacturing machines

ESS vane

Präwest uses the following special software for NC programming:

Your partner for high-technology machining.

Our Quality

Quality Assurance

Our Quality department is supported by 18 Zeiss CNC-coordinate measuring machines.

Our Mission Statement

»By maintaining our focus on developing and implementing cutting edge
manufacturing technology, supporting a highly flexible & skilled workforce and building long term partnerships with a customer base spread among a wide variety of industrial sectors, we aim to manufacture products of the highest quality on time at competitive prices.«

Pelton Wheel

Please feel free to get in touch with us

Come meet us

PRÄWEST PRÄZISIONSWERKSTÄTTEN
Dr.-Ing. Heinz-Rudolf Jung GmbH & Co. KG
Martinsheide 7
28757 Bremen | Germany

Tel.: +49 421 / 658 51 – 0
Fax: +49 421 / 658 51 – 38

Die Gesellschaft ist eine Kommanditgesellschaft
mit Sitz in Bremen, Registergericht Bremen HRA 19148 HB. Persönlich haftende Gesellschafterin ist die Präwest Geschäftsführungs-OHG mit Sitz in Bremen, Registergericht HRA 22555 HB.

Geschäftsführung: Dipl. Ing. Reiner Wahlers &
Dr. Benjamin O'Shea
Ust-IdNr. DE114660126.

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