ASTM D607-1982(2007) Standard Specification for Wet Ground Mica Pigments《湿磨云母颜料的标准规范》.pdf

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1、Designation: D 607 82 (Reapproved 2007)Standard Specification forWet Ground Mica Pigments1This standard is issued under the fixed designation D 607; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A numbe

2、r in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) 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. Scope1.1 This specification covers two types of finely dividedmusco

3、vite mica, commercially known as wet ground mica,suitable for use in the manufacture of protective coatings.2. Referenced Documents2.1 ASTM Standards:2D 185 Test Methods for Coarse Particles in PigmentsD 280 Test Methods for Hygroscopic Moisture (and OtherMatter Volatile Under the Test Conditions) i

4、n PigmentsD 716 Test Methods for Evaluating Mica PigmentD 1208 Test Methods for Common Properties of CertainPigments3. Composition and Properties3.1 The pigments shall be made by wet grinding muscovitemica and shall conform to the requirements for propertiesprescribed as follows:TypesARegular 325 MG

5、radeBFine GradeApparent density, max, lb/ft3(g/cm3)12.0 (0.2) 12.0 (0.2)Moisture and other volatilematter, max, weight %0.5 0.5Grit, max, weight % 0.5 0.5Coarse particles, max, weight %:TypesARegular 325 MGradeBFine GradeTotal residue retained on aNo. 140 (106-m) sieve0.1 0.01Total residue retained

6、on aNo. 325 (45-m) sieve12.0 3.0Ignition loss, max, weight %(dry basis)5.0 5.03.2 The color shall be within mutually agreed upon limits ofa standard acceptable to both the purchaser and the seller.4. Sampling4.1 Two samples shall be taken at random from differentpackages from each lot, batch, days p

7、ack, or other unit ofproduction in a shipment. When no markings distinguishingbetween units of production appear, samples shall be takenfrom different packages in the ratio of two samples for each 5tons (inch-pound or SI), except that for shipments of less than10 000 lb two samples shall be taken. A

8、t the option of thepurchaser the samples may be tested separately or afterblending in equal quantities the samples from the sameproduction unit to form a composite sample.5. Test Methods5.1 Tests shall be conducted in accordance with the appro-priate ASTM methods. Test procedures not covered by ASTM

9、methods shall be mutually agreed upon between the purchaserand the seller.5.1.1 Apparent DensityTest Methods D 716.5.1.2 MoistureTest Methods D 280.5.1.3 GritTest Methods D 716.5.1.4 Coarse ParticlesTest Methods D 185.5.1.5 Ignition LossTest Methods D 1208.6. Keywords6.1 mica; muscovite; wet ground1

10、This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings, Materials, and Applications and is the direct responsibility ofSubcommittee D01.31 on Pigment Specifications.Current edition approved Nov. 1, 2007. Published November 2007. Originallyapproved in 1941. La

11、st previous edition approved in 2003 as D 607 82 (2003).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1Copy

12、right ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised

13、 that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either rea

14、pproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If yo

15、u feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).D 607 82 (2007)2