About w+b

walter+bai ag Testing Machines supplies a wide range of material testing machines and systems for the safety and quality of materials, industrial products and buildings.

Mechanical testing is carried out in many industrial sectors, such as the automotive and aircraft industry, metal industry, plastic and rubber industry, the chemical industry, construction industry, bio mechanics as well as at institutes and universities. Serving these sectors for more
than 45 years, w+b customers benefit from the company’s extensive experience in producing material testing systems and equipment to
meet this wide range of applications. Due to our comprehensive knowhow and considerable engineering capabilities we are able to offer
not only standard testing machines but also customized solutions or complete installations for physical testing laboratories world-wide. To
ensure you obtain the maximum rewards from your investment, our accredited calibration laboratory guaranties that excellent verification
facilities and after-sale service are available for your testing equipment.

We are renowned for the production of high quality systems. Due to our continuous research and development policy as well as actively collaborating with our customers and suppliers we have always maintained the very high product standard ever since the company was founded in 1970 by Armin Walter and Alfred Bai in Löhningen - Switzerland. The sales, design and manufacturing divisions associated with testing machines has grown due to the constant interaction with a multitude of clients and the systematic realisation of their requirements. Our product range has been steadily expanded and our service sector activities extended to meet growing demands. The unique position of w+b in the field of material testing machines can be attributed to the fact that their specialised know-how related to materials testing is being constantly updated whilst offering custom designed products and services. A well qualified and highly motivated staff coupled with an efficient organisational structure forms the backbone of w+b upon which you can rely for know-how, competence and reliable performance.

«Specific testing tasks demand appropriate testing equipment!»
This is our motto. Therefore, besides our standard range of testing machines, we have developed an extensive number of customized testing
machines for static and dynamic material and component testing.

w+b Testing Machines are the pacemaker for trendsetting technologies. They are a prerequisite for the safety and quality of materials, industrial products and buildings.

Our Products and Services

  • Manufacturing of material testing machines and systems
  • Customer specific testing systems
  • Servohydraulic or electromechanical, static and dynamic universal testing machines
  • Digital measuring and control systems and testing software
  • Hydraulic power packs
  • Actuator systems for civil, structural and architectural testing
  • Building materials testing machines
  • Modernisation of existing testing machines in a modular way
  • Accreditated service and calibration laboratory


From product development and fabrication, up to the final inspection, we are committed to highest quality standards. Therefore our products are characterised by minimal maintenance and trouble-free performance.

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