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Related Experiment Videos

[Fluidity of casting materials in plane spreading].

H J Rehberg

    Deutsche Zahnarztliche Zeitschrift
    |September 1, 1979
    PubMed
    Summary
    This summary is machine-generated.

    Low viscosity elastomer materials and minimal application amounts are key for achieving the thinnest possible cast layers in the double impression technique, as shown by disc tests measuring fluidity and diffusion.

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    Area of Science:

    • Materials Science
    • Biomaterials Engineering
    • Dental Materials

    Context:

    • The double impression technique in dentistry requires precise cast fabrication.
    • High fluid elastomer materials are commonly used for dental impressions.
    • Optimizing cast layer thickness is crucial for accuracy.

    Purpose:

    • To investigate the relationship between material properties and cast layer thickness.
    • To evaluate fluidity, diffusion, and pressure of elastomer materials during casting.
    • To identify optimal conditions for achieving thin and accurate casts.

    Summary:

    • Disc tests were employed to assess elastomer materials for cast fabrication.
    • Fluidity, diffusion, and layer thickness were measured, along with exerted pressure.

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  • Low viscosity and small material quantities were found to be essential for the thinnest possible layers.
  • Impact:

    • Provides critical insights for selecting and applying elastomer materials in dental casting.
    • Aims to improve the accuracy and reliability of the double impression technique.
    • Contributes to the development of advanced impression materials with enhanced performance.