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About This Item

 

Full Description

Sets out a method for the determination of the workability index of a mouldable refractory at room temperature.
 

Document History

  1. AS 1774.21-2005

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    Refractories and refractory materials - Physical test methods, Method 21: Determination of workability index - Mouldable refractories

    • Most Recent
  2. AS 1774.21-1996


    Refractories and refractory materials - Physical test methods, Method 21: Mouldable refractories - Workability index

    • Historical Version
  3. AS 1774.21-1985


    Refractories and refractory materials - Physical test methods, Method 21: The determination of workability index of mouldable refractories

    • Historical Version
  4. AS R31.21-1966


    Methods for physical testing of refractories and refractory materials, Method 21: The determination of drying and firing changes in the size of mouldable refractories

    • Historical Version