Welcome to Tungsten Technology

Modern Manufacturing of Tungsten and Molybdenum

with Tradition

One Brand – Two companies

Ges. fürWolfram

Industrie GmbH

BayerischeMetallwerke GmbH

Tungsten Technology

BMD Dachau

RostockHamburg

Hannover

Magdeburg

BerlinBremen

Munich

Erfurt Dresden

Stuttgart

Nürnberg

Düsseldorf

Frankfurt

Mainz

Location of both companies

T. T. Traunstein

1911 1923 1954 1974 today

Foundation of

Wolfram Drahtfabrik GmbH

in Berlin

Moving from Berlin

to Traunstein

Construction new

production buildings

The owner Helga Freifrau von Cetto

died and her daughter

Marion Freifrau von Cetto becomes the owner

1928 1991

Renaming to Gesellschaft

für Wolfram Industrie mbH

1943

History of Tungsten Technology

Foundation of Bayerische Metallwerke GmbH

Mrs. Marion von Cetto

buys

Bayerische Metallwerke GmbH

5 phases of our production process

Starting from powderDopingBlendingPressing

Powder Sintering Processing Shaping Inspection

2211 33 44 55

Indirect sinteringDirect sintering

AnnealingForgingDrawingRolling

GrindingTurningMillingBendingCutting

Quality inspectionworks certificates

Our expertise - your advantage

100 yearsexperience

Tungsten Technology

R&D / Produktion

Services

Quality Consulting

Application Know-how

Customizing

Logistics

TechnicalKnow-howMetallurgical

Know-how

Markets of Tungsten Technology

•Customers in more than 50 countries

•Products mainly in different tungsten or molybdenum based

compositions and shapes matching various specifications

•Products distributed through a multi-channels-distribution-system

•Customers in many different industries from Automotive to Medicine

Products based on Tungsten

• TIG-electrodes• Vehicle horn contacts • Electrodes for lamps• Counter balance weights• Tool holder • Parts for medical

instruments• Shielding against

radiation or heat

Properties of Tungsten

• Tungsten is extremely resistant against thermal stress (3.430°C).

• The density of Tungsten is up to 19,3g/cm3.

• Tungsten is non magnetic.• Tungsten has a low thermal

Expansion coefficient (glass).• Tungsten has a good electrical

conductivity.

Two companies – One brand

Thank you for your attention.

Ges. für Wolfram

Industrie mbH

BayerischeMetallwerke GmbH

Tungsten Technology