
For manufacturers in plastics, rubber, and automotive, accurate hardness testing is essential to ensure part compliance. NTT is expanding its metrology range with Bareiss durometers, the German benchmark in hardness measurement.
A complete offering
- Shore A, D, O, and OO durometers for rubbers, plastics, and gels, such as the HPE III Basic, compliant with ISO 868, ISO 48-4, and ASTM D2240.
- Portable and laboratory solutions, for inspection in production as well as in the laboratory.
- Certified reference blocks and DAkkS calibration, to ensure the traceability of your measurements during the most demanding audits.
We combine precision equipment with the technical and documentation support your certifications require: ISO 9001, IATF 16949, CE marking. Is your hardness testing ready for your next audit? Request an assessment or a quote.



