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  • NF EN ISO 7490 : 2001

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    DENTAL GYPSUM-BONDED CASTING INVESTMENTS

    Available format(s): 

    Superseded date:  01-12-2006

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Association Francaise de Normalisation

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    Table of Contents - (Show below) - (Hide below)

    Avant-propos
    Introduction
    1 Domaine d'application
    2 Terme et définition
    3 Classification
    4 Exigences
      4.1 Aspect de la poudre
      4.2 Fluidité du mélange non pris
      4.3 Temps de prise
      4.4 Résistance à la compression
      4.5 Expansion linéaire de prise
      4.6 Expansion linéaire thermique
    5 Échantillonnage, conditions d'essai et mélange
      5.1 Échantillonnage
      5.2 Conditions d'essai
      5.3 Mélange
    6 Méthodes d'essai
      6.1 Controle visuel
      6.2 Fluidité du mélange durant le temps de travail
      6.3 Temps de prise
      6.4 Résistance à la compression
      6.5 Expansion linéaire de prise
      6.6 Expansion linéaire thermique
    7 Instructions du fabricant
    8 Emballage
      8.1 Emballage
      8.2 Produit isolant
    9 Marquage
    Bibliographie

    Abstract - (Show below) - (Hide below)

    Specifies requirements for, and establishes a classification of, gypsum-bonded casting investments together with the test methods to be used to determine compliance with these requirements. Applies to gypsum-bonded investments suitable for casting dental gold alloy which have liquid temperatures not greater than 1080 Degrees C. Coverage includes: sampling, packaging and marking. Also includes annexes, tables and diagrams.

    General Product Information - (Show below) - (Hide below)

    Development Note Indice de Classement: S91-228 Supersedes NF EN 27490. (05/2001) Supersedes NFS 91 228 (03/2004)
    Document Type Standard
    Publisher Association Francaise de Normalisation
    Status Superseded
    Supersedes
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