ASTM D607-82(2019)
(Specification)Standard Specification for Wet Ground Mica Pigments
Standard Specification for Wet Ground Mica Pigments
ABSTRACT
This standard specification covers wet ground mica pigments for use in the manufacture of protective coatings. Pigments shall be made by wet grinding muscovite mica. Properties such as density, moisture, grit, coarse particles, residue, ignition loss, and color shall conform to the requirements of the specification.
SCOPE
1.1 This specification covers two types of finely divided muscovite mica, commercially known as wet ground mica, suitable for use in the manufacture of protective coatings.
1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
General Information
Relations
Standards Content (Sample)
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:D607 −82 (Reapproved 2019)
Standard Specification for
Wet Ground Mica Pigments
This standard is issued under the fixed designation D607; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the U.S. Department of Defense.
1. Scope
Types
A B
1.1 This specification covers two types of finely divided
Regular 325 M Fine Grade
Grade
muscovite mica, commercially known as wet ground mica,
suitable for use in the manufacture of protective coatings.
Moisture and other volatile 0.5 0.5
matter, max, weight %
1.2 This international standard was developed in accor-
Grit, max, weight % 0.5 0.5
dance with internationally recognized principles on standard-
Coarse particles, max, weight %:
ization established in the Decision on Principles for the
Total residue retained on a 0.1 0.01
No. 140 (106-µm) sieve
Development of International Standards, Guides and Recom-
Total residue retained on a 12.0 3.0
mendations issued by the World Trade Organization Technical
No. 325 (45-µm) sieve
Barriers to Trade (TBT) Committee.
Ignition loss, max, weight % 5.0 5.0
(dry basis)
2. Referenced Documents
3.2 The color shall be within mutually agreed upon limits of
2.1 ASTM Standards:
a standard acceptable to both the purchaser and the seller.
D185 Test Methods for Coarse Particles in Pigments
4. Sampling
D280 Test Methods for Hygroscopic Moisture (and Other
Matter Volatile Under the Test Conditions) in Pigments
4.1 Two samples shall be taken at random from different
D716 Test Methods for Evaluating Mica Pigment
packages from each lot, batch, day’s pack, or other unit of
D1208 Test Methods for Common Properties of Certain
production in a shipment. When no markings distinguishing
Pigments
between units of production appear, samples shall be taken
from different packages in the ratio of two samples for each 5
3. Composition and Properties
tons (inch-pound or SI), except that for shipments of less than
3.1 The pigments shall be made by wet grinding muscovite
10 000 lb two samples shall be taken. At the option of the
mica and shall conform to the requirements for properties
purchaser the samples may be tested separately or after
prescribed as follows:
blending in equal quantities the samples from the same
production unit to form a composite sample.
Types
A B
Regular
...
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