CAN/CSA-Z349.43-93
This National Standard of Canada is equivalent to International Standard ISo
7490-1990. It establishes a classification of, and specifies requirements for,
gypsum-bonded casting investments together with the test methods to be used to
determine compliance with these requirements.
It applies to gypsum-bonded investments suitable for casting dental gold alloys
which have liquidus temperatures not higher than 1 080 degrees C.
OEN:
CSA
Langue:
English
Code(s) de l'ICS:
11.060.10
Statut:
Annulée
Date de Publication:
1993-03-30
Numéro Standard:
CAN/CSA-Z349.43-93