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    ASTM D962-1981(2008)e1 Standard Specification for Aluminum Powder and Paste Pigments for Paints《涂料用铝粉和铝浆颜料的标准规范》.pdf

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    ASTM D962-1981(2008)e1 Standard Specification for Aluminum Powder and Paste Pigments for Paints《涂料用铝粉和铝浆颜料的标准规范》.pdf

    1、Designation: D 962 81 (Reapproved 2008)1Standard Specification forAluminum Powder and Paste Pigments for Paints1This standard is issued under the fixed designation D 962; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of

    2、last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1NOTEThe units statement in subsection 1.2 was corrected editorially in July 2008.1. Scope1.1 This specification covers four types

    3、 and three classes ofaluminum pigments for use in paints.1.2 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.2. Referenced Documents2.1 ASTM Standards:2D 480 Test Methods for Sampling and Testing of FlakedAluminum Powders and Pa

    4、stesE34 Test Methods for Chemical Analysis of Aluminum andAluminum-Base Alloys3. Classification3.1 Type ILeafing Aluminum Pigment Powder:3.1.1 Class A, FineMaximum of 0.1 % retained on a No.325 (45-m) sieve.3.1.2 Class B, MediumMaximum of 1.5 % retained on aNo. 325 (45-m) sieve.3.1.3 Class C, Coarse

    5、Maximum of 20 % retained on aNo. 325 (45-m) sieve.3.2 Type IILeafing Aluminum Pigment Paste:3.2.1 Class A, FineMaximum of 0.1 % retained on a No.325 (45-m) sieve.3.2.2 Class B, MediumMaximum of 1.0 % retained on aNo. 325 (45-m) sieve.3.2.3 Class C, CoarseMaximum of 15 % retained on aNo. 325 (45-m) s

    6、ieve.3.3 Type IIINonleafing Aluminum Pigment Powder(Note):3.3.1 Class A, FineMaximum of 1.5 % retained on a No.325 (45-m) sieve.3.3.2 Class B, MediumMaximum of 6.0 % retained on aNo. 325 (45-m) sieve.3.3.3 Class C, CoarseMaximum of 20 % retained on aNo. 325 (45-m) sieve.3.4 Type IVNonleafing Aluminu

    7、m Pigment Paste (Note 1):3.4.1 Class A, FineMaximum of 0.1 % retained on a No.325 (45-m) sieve.3.4.2 Class B, MediumMaximum of 1.0 % retained on aNo. 325 (45-m) sieve.3.4.3 Class C, CoarseMaximum of 11.0 % retained on aNo. 325 (45-m) sieve.NOTE 1The particle size characteristics of the Type 3 and Ty

    8、pe 4pigments of the same class do not correspond with each other; in the caseof Types 1 and 2 they do.4. Composition and Properties4.1 Aluminum Pigment Powder (Type 1, Leafing and Type3, Nonleafing)The aluminum pigment powder shall consistof commercially pure aluminum in the form of fine, polishedfl

    9、akes, and a suitable fatty lubricant. It shall contain no filler orextender pigments.4.2 Aluminum Pigment Paste (Type 2, Leafing and Type 4,Nonleafing)The aluminum pigment paste shall consist ofcommercially pure aluminum in the form of fine, polishedflakes, and a suitable fatty lubricant combined wi

    10、th a volatilethinner. It shall contain no filler or extender pigments.4.3 The aluminum pigments, powder, and paste of bothleafing and nonleafing types shall conform to the requirementsgiven in Table 1.4.4 The paint made from the powder or paste shall befree-flowing and shall give a continuous coatin

    11、g at least equalin smoothness, luster, and general appearance to that of areference sample mutually agreed upon by the purchaser andthe seller.1This specification is under the jurisdiction of ASTM Committee D01 on Paintand Related Coatings, Materials, and Applications and is the direct responsibilit

    12、y ofSubcommittee D01.31 on Pigment Specifications.Current edition approved July 1, 2008. Published August 2008. Originallyapproved in 1948. Last previous edition approved in 2003 as D 962 81 (2003).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service

    13、at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.5 The aluminum pigments, powder and paste of b

    14、othleafing and nonleafing types, stored in unopened originalpackages within 6 months after shipment shall pass all testsapplicable to the respective type and class as described in TestMethods D 480.5. Test Methods and Sampling5.1 Sampling and tests shall be conducted in accordancewith Test Methods D

    15、 480. Since several of the methods areempirical and the results are affected by the method, thespecified procedures should be closely followed.6. Packaging6.1 Aluminum paste should be packaged in a polyventcontainer that can be safely vented in case of pressure build-up.7. Keywords7.1 aluminum powde

    16、r; flake; leafing; nonleafing; paste;polishing lubricantASTM 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 that determination of the validity of any such patent

    17、 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 reapproved or withdrawn. Your comments are invited either

    18、 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 you feel that your comments have not received a fair hea

    19、ring 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

    20、 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).TABLE 1 Requirements for Aluminum PigmentsLeafing NonleafingType 1(Powder)Type 2(Paste)Type 3(Powder)Type 4(Paste)Nonvolatile

    21、 matter at 105 to 110C, min, % 99 65 99 65Easily extracted fatty and oily matter (polishing lubricant), max, %A4.0 3.0 4.0 3.0Total impurities other than fatty and oily matter, max, %A1.0 0.7 1.0 1.25Coarse particles, max, %:Class A (total residue retained on a No. 325 (45-m) sieve) 0.1 0.1 1.5 0.1C

    22、lass B (total residue retained on a No. 325 (45-m) sieve) 1.5 1.0 6.0 1.0Class C (total residue retained on:No. 100 (150-m) sieve 0.5 0.5 0.5 0.5No. 325 (45-m) sieve) 20.0 15.0 20.0 11.0Leafing, min, %:Class A 50 55 absent absentClass B 50 50 absent absentClass C 50 50 absent absentANonleafing pigments may contain metal compounds as dispersants. If required, a complete analysis may be made in accordance with Test Methods E34.D 962 81 (2008)12


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