1、Designation: D5727/D5727M 00 (Reapproved 2011)1Standard Specification forEmulsified Refined Coal Tar (Mineral Colloid Type)1This standard is issued under the fixed designation D5727/D5727M; the number immediately following the designation indicates theyear of original adoption or, in the case of rev
2、ision, the year of last revision. A number in parentheses indicates the year of lastreapproval. 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.1NOTEUnits information was edi
3、torially revised in June 2011.1. Scope1.1 This specification covers mineral-colloid-stabilized,concentrated, emulsified, refined coal tar suitable for use asweather-protective and aliphatic-solvent resistant coatings overbituminous pavements, such as those found at airports, parkingareas, and drivew
4、ays. The specification for this material waspreviously covered by Federal Specification RP355.NOTE 1Dilute the concentrated emulsion after testing and prior toapplication to meet the application specification requirements.Applicationshall be made in accordance with Practice D3423.1.2 The values stat
5、ed in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Combiningvalues from the two systems may result in non-conformancewith the standard.1.3 Th
6、e following precautionary caveat pertains only to thetest methods portion, Section 6, of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to establish appropriate safety and h
7、ealthpractices and determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2D95 Test Method for Water in Petroleum Products andBituminous Materials by DistillationD140 Practice for Sampling Bituminous MaterialsD490 Specification for Road TarD2939
8、 Test Methods for Emulsified Bitumens Used asProtective CoatingsD3423 Practice for Application of Emulsified Coal-TarPitch(Mineral Colloid Type)2.2 Federal Specification:3Federal Specification RP3553. Materials and Manufacture3.1 The emulsion shall be made using tars having viscositiesof RT-11 or hi
9、gher. The tars shall conform to the requirementsof Specification D490.3.2 The emulsion shall be fortified with antifreeze whenspecified.4. Physical Requirements4.1 The emulsion shall be homogeneous and exhibit noseparation or coagulation of components that cannot be over-come by moderate stirring.4.
10、2 The material shall conform to the physical propertiesprescribed in Table 1.5. Sampling5.1 Sample in accordance with Practice D140.6. Test Methods6.1 Use Test Methods D2939 or, as noted:6.1.1 Uniformity,6.1.2 Wet film continuity,6.1.3 Resistance to freezing (when specified),6.1.4 Density,6.1.5 Resi
11、due by evaporation,6.1.6 Water content, Test Method D95,6.1.7 Resistance to volatilization,6.1.8 Solubility of residue in CS2,6.1.9 Ash of residue,6.1.10 Drying time,6.1.11 Resistance to heat,1This specification is under the jurisdiction of ASTM Committee D08 onRoofing and Waterproofing and is the d
12、irect responsibility of Subcommittee D08.09on Bituminous Emulsions.Current edition approved May 1, 2011. Published June 2011. Originallyapproved in 1995. Last previous edition approved in 2004 as D5727 00 (2004)1.DOI: 10.1520/D5727_D5727M-00R11E01.2For referenced ASTM standards, visit the ASTM websi
13、te, 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.3Obsolete. Previously available from Standardization Documents Order Desk,Bldg. 4 Section D, 700 Robbins Ave., Ph
14、iladelphia, PA 19111-5094, Attn: NPODS.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.6.1.12 Resistance to kerosine,6.1.13 Resistance to water, and6.1.14 Flexibility.7. Inspection7.1 Inspection of material shall be made as agreed up
15、onbetween the purchaser and the supplier.8. Packaging and Marking8.1 Emulsion shall be packaged to permit acceptance by thecarrier for transportation and to afford adequate protectionfrom the normal hazards of shipping and handling.8.2 Each package shall be marked plainly with the name andbrand of t
16、he manufacturer or supplier, the ASTM designationas well as the type or grade of the product, and the productioncode or lot number. The before-mentioned information shall beso noted on the bill of lading if the shipment is by bulk tankerload.9. Keywords9.1 coal tar; emulsified; mineral colloid; refi
17、ned; tarASTM 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 rights, and the riskof infringement of such rig
18、hts, 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 for revision of this standard or for additional
19、 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 hearing you shouldmake your views known to the ASTM
20、 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 above
21、address or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).TABLE 1 Physical Requirements for Emulsified Refined Coal Ta
22、r (Mineral Colloid Type)PropertyACharacteristicsmin maxUniformity No separation, coagulation, or settlement that cannot be overcome bymoderate stirring.Wet film continuity Uniform homogeneous consistency.Resistance to freezing(when specified)Shall return to a homogeneous consistency when stirred.Den
23、sity at 25C77F, g/mL lb/gal1.2 10 .Residue byevaporation, %47 .Water content, % . 53Resistance tovolatilization,residue weight loss,%. 10Solubility of residue inCS2,%20 .Ash content ofresidue, %30 40Drying time, firm set, h . 8Resistance to heat No blistering, sagging, or slipping.Resistance to kero
24、sine No loss of adhesion or penetration. No softening of the film.Resistance to water No loss of adhesion and no blistering or tendency to re-emulsify.Flexibility No flaking, cracking, or loss of adhesion to the substrate.AThe test for “resistance to impact” has been deleted because the equipment that was specified is no longer readily available. Ongoing work is being conducted in TaskGroup D8.09.01 to discover a suitable replacement.D5727/D5727M 00 (2011)12
