ASTM D607-82(2007)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D607 −82(Reapproved2007)
StandardSpecification 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 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 %
2. Referenced Documents
Grit, max, weight % 0.5 0.5
2 Coarse particles, max, weight %:
2.1 ASTM Standards:
Total residue retained on a 0.1 0.01
D185 Test Methods for Coarse Particles in Pigments
No. 140 (106-µm) sieve
Total residue retained on a 12.0 3.0
D280 Test Methods for Hygroscopic Moisture (and Other
No. 325 (45-µm) sieve
Matter Volatile Under the Test Conditions) in Pigments
Ignition loss, max, weight % 5.0 5.0
D716 Test Methods for Evaluating Mica Pigment
(dry basis)
D1208 Test Methods for Common Properties of Certain
3.2 The color shall be within mutually agreed upon limits of
Pigments
a standard acceptable to both the purchaser and the seller.
3. Composition and Properties
4. Sampling
3.1 The pigments shall be made by wet grinding muscovite
4.1 Two samples shall be taken at random from different
mica and shall conform to the requirements for properties
packages from each lot, batch, day’s pack, or other unit of
prescribed as follows:
production in a shipment. When no markings distinguishing
Types
between units of production appear, samples shall be taken
A B
from different packages in the ratio of two samples for each 5
Regular 325 M Fine Grade
tons (inch-pound or SI), except that for shipments of less than
Grade
10 000 lb two samples shall be taken. At the option of the
Apparent density, max, lb/ft 12.0 (0.2) 12.0 (0.2)
purchaser the samples may be tested separately or after
(g/cm )
blending in equal quantities the samples from the same
production unit to form a composite sample.
This specification is under the jurisdiction of ASTM Committee D01 on Paint
5. Test Methods
and Related Coatings, Materials, andApplications and is the direct responsibili
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