Active Standard ASTM C285 | Developed by Subcommittee: B08.12
Book of Standards Volume: 02.05
Historical (view previous versions of standard)
Significance and Use
The fineness of the frit has a direct bearing on many of its properties, such as fusibility, tearing, gloss, opacity, suspension in the slip, and ease of spraying.
1.1 These test methods cover the determination of the fineness of frit in wet- or dry-milled porcelain enamels and other ceramic coatings for metals by means of the No. 200 (75-μm) or No. 325 (45-μm) sieve.
1.2 The two methods appear as follows:
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
E11 Specification for Woven Wire Test Sieve Cloth and Test Sieves
ICS Number Code 25.220.50 (Enamels)