1、Designation: D1227 13Standard Specification forEmulsified Asphalt Used as a Protective Coating forRoofing1This standard is issued under the fixed designation D1227; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last r
2、evision. A number in parentheses indicates the year of last reapproval. Asuperscript 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. Scope1.1 This specification covers emulsified asphal
3、t suitable foruse as a protective coating for built-up roofs and other exposedsurfaces with inclines of not less than 4 % or 42 mm/m (12in./ft).1.2 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standa
4、rd to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D2939 Test Methods for Emulsified Bitumens Used asProtective Coatings (Withdrawn 2012)33. Classification3.1 Type II, Class 1 Emu
5、lsified asphalt prepared withmineral colloid emulsifying agents and containing fibers otherthan asbestos.3.2 Type II, Class 2 Emulsified asphalt prepared withchemical emulsifying agents and containing fillers or fibersother than asbestos.3.3 Type III, Class 1Emulsified asphalt prepared withmineral c
6、olloid emulsifying agents, without fibrous reinforce-ment.3.4 Type III, Class 2Emulsified asphalt prepared withchemical emulsifying agents, without fibrous reinforcement.4. Physical Requirements4.1 The emulsion shall be of suitable consistency for appli-cation above freezing, in relatively thick fil
7、ms by brush, mop,or suitable spray equipment without thinning with water orheating, and shall bond to either damp or dry surfaces.4.2 The emulsion shall be of smooth, uniform consistencywithout separation or settlement in storage to the extent that itcannot be readily dispersed by ordinary stirring.
8、4.3 Type II emulsion, after stirring to homogeneity, shall besuitable for application by brush or mop in single coats of notless than 1.0 L/m2(212 U.S. gal/100 ft2) without rundown oninclines up to and including vertical.4.4 Type II emulsion, after stirring to homogeneity, shall besuitable for appli
9、cation by proper spray equipment to producea substantially self-leveling film of not less than 1.0 L/m2(212U.S. gal/100 ft2) without rundown on inclines up to andincluding 50 % or 500 mm/m (6 in./ft).4.5 Type III emulsion, after stirring to homogeneity, shall besuitable for application by brush or p
10、roper spray equipment ata rate of not less than 1.0 L/m2(212 U.S. gal/100 ft2) withoutrundown on vertical concrete surfaces with open-mesh fabricreinforcement.4.6 The emulsion shall conform to the physical propertiesprescribed in Table 1.5. Sampling and Test Methods5.1 Sample the material and determ
11、ine compliance withthese specifications in accordance with Test Methods D2939.6. Inspection6.1 Inspection of the material shall be made as agreed uponbetween the purchaser and the supplier as part of the purchasecontract.7. Rejection and Rehearing7.1 If the results of any test do not conform to the
12、require-ments of this specification, retesting to determine conformitymay be performed as agreed upon between the purchaser andthe supplier.1This specification is under the jurisdiction of ASTM Committee D08 onRoofing and Waterproofing and is the direct responsibility of Subcommittee D08.09on Bitumi
13、nous Emulsions.Current edition approved May 1, 2013. Published June 2013. Originallyapproved in 1952. Last previous edition approved in 2007 as D1227 95 (2007).DOI: 10.1520/D1227-13.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.o
14、rg. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2
15、959. United States18. Certification8.1 Upon request of the purchaser in the contract or order, amanufacturers certification that the material was manufacturedand tested in accordance with this specification together with areport of the test results shall be furnished at the time ofshipment.9. Packag
16、ing and Marking9.1 Emulsion shall be suitably packaged to permit accep-tance by the carrier and to afford adequate protection from thenormal hazards of handling and shipment.9.2 Each container shall be plainly marked with the nameand brand of the manufacturer or supplier, the type of product,and the
17、 manufacturers production code or lot number.9.3 Each container shall be marked to indicate that theproduct was manufactured in accordance with SpecificationD1227.10. Keywords10.1 asphalt; emulsified; emulsified asphalt; roof coatingASTM International takes no position respecting the validity of any
18、 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 rights, are entirely their own responsibility.This standard is subject to revi
19、sion 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 standardsand should be addressed to ASTM International Headquarters. Your
20、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 Committee on Standards, at the address shown below.This standard is copyri
21、ghted 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
22、(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 Properties of Emulsified AsphaltPropertyType II Class 1 Type III Class 1Type II Class 2Type III Class 2min max min max
23、 min maxWeight per U.S. gallon, lb 8.2 9.0 8.2 8.7 9.2 9.5Weight per litre, g 980 1080 980 1040 1100 1140Residue by evaporation, % 45 55 47 53 40 60Ash content of residue, % 5 25 . 8 30 50Water content, %A. 55 . 53 40 60Flammability no tendency to flash or igniteFirm set, h . 24 . 24 . 24Heat test,
24、100 3C (212 5F) no blistering, sagging, orslippingFlexibility 0 12 C (32 1F) no cracking or flakingResistance to water no blistering or reemulsificationDirect flame test coating shall char in placeAWater content shall be within 2 percentage points of the difference between 100 = and the percent residue by evaporation.D1227 132
