Main focus of our services and methods

  • Comprehensive material characterisation in a high-performance testing laboratory accredited in accordance with DIN EN ISO / IEC 17025
  • Extensive spectrum of physical, chemical and mineralogical analyses
  • Characterisation of Portland cement clinkers (influence of burning and cooling conditions as well as of alternative raw materials and fuels)
  • Assessment of cement constituents
  • Performance of individual cement constituents
  • Optimisation of cement and clinker properties
  • Product development (national and international)
  • Hydration behaviour of cementitious binders
  • Hygienic properties of cement-bound building materials (e.g. in the drinking water sector)
  • Sulphate optimisation of cements (setting behaviour / strengths / interaction with admixtures)
  • Consultation on blended cements
  • Approval testing to obtain application approval as SR cement
  • Performance of cement in concrete; fresh/hardened concrete and durability
  • Trials to obtain approvals for cements and concretes
  • Accompaniment of the introduction of cements and concretes in construction practice
  • Planning, execution and evaluation of operational trials
  • Causes of incrustation build-up in cement and lime kilns
  • Optimisation of grinding processes and particle size distributions
  • Extensive knowledge about the relationship between analyses and burning processes
  • Expert analyses of the effects of process engineering operations on product properties and quality
  • Provision of reference cements/reference materials
  • Characterisation of new binders
  • Effectiveness of chromate reducers
  • Action of concrete admixtures
  • Damage analysis and expert reports

Your benefits

  • Reliable, practicable solutions to suit your individual requirements
  • In-depth, all-round consultation from an interdisciplinary team of experts with many years of experience in practice and research
  • Accredited laboratories offering an extensive spectrum of physical, chemical and mineralogical analyses
  • Extensive knowledge of currently applicable standards
  • A wealth of experience in national and international product development
  • Provision of reference cements/reference materials
  • Regular verification of our precision by way of round robin tests
  • Reliable assessment of the main constituents of cements and their interaction with/effects on cement properties
  • Extensive knowledge about the influences of process engineering operations on product properties and product quality

Quality standards

The management system of VDZ Technology gGmbH is certified by DQS in accordance with ISO 9001
VDZ Technology gGmbH is accredited by the German Accreditation Body (DAkkS) in accordance with DIN EN ISO/IEC 17025

Other services in which we operate

Concrete technology

Our experienced team of experts provides answers to all questions relating to the production and processing of concrete. We can offer the full spectrum of important testing and consultation services, together with complex expert reports, ranging from structure management and material and durability tests right through to sustainability assessments and approval inspections.

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Laboratory services

Our interdisciplinary team can provide answers to virtually all questions relating to cementitious building materials in line with the latest state-of-the-art. At the same time we can offer our customers a range of services encompassing all important testing activities and consultation work, right through to complex expert reports. Up-to-the-minute research and a professional attitude towards service combine to produce synergies which are reflected by the high quality and practical relevance of our work.

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Education and Training

VDZ has been offering its training and education programme for more than 60 years. Our education and training programmes ranges from one-day workshops to two-year courses for foremen and cover a broad scope of topics on the production of cement and its application in mortar and concrete.

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Person to contact

Do you have questions regarding this service?

Dr Jörg Rickert
Chemistry and mineralogy

+49-211-45 78-283

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