1、Designation: C1180 10Standard Terminology ofMortar and Grout for Unit Masonry1This standard is issued under the fixed designation C1180; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parenth
2、eses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This terminology covers terms, definitions of terms,descriptions of terms, nomenclature, and explanations of ab-breviations, acronyms, and symbols spec
3、ifically associatedwith standards under the jurisdiction ofASTM Committee C12on Mortars and Grouts for Unit Masonry.1.2 The definitions and descriptions of terms in this termi-nology pertain to Test Methods C780, C1019, C1148, C1324,and C1403; Specifications C144, C270, C404, C476, C887,C1142, and C
4、1384; Practice C946; and Guide C1586.2. Referenced Documents2.1 ASTM Standards:2C144 Specification for Aggregate for Masonry MortarC270 Specification for Mortar for Unit MasonryC404 Specification for Aggregates for Masonry GroutC476 Specification for Grout for MasonryC780 Test Method for Preconstruc
5、tion and ConstructionEvaluation of Mortars for Plain and Reinforced UnitMasonryC887 Specification for Packaged, Dry, Combined Materialsfor Surface Bonding MortarC946 Practice for Construction of Dry-Stacked, Surface-Bonded WallsC1019 Test Method for Sampling and Testing GroutC1142 Specification for
6、Extended Life Mortar for UnitMasonryC1148 Test Method for Measuring the Drying Shrinkage ofMasonry MortarC1232 Terminology of MasonryC1324 Test Method for Examination and Analysis of Hard-ened Masonry MortarC1384 Specification for Admixtures for Masonry MortarsC1403 Test Method for Rate of Water Abs
7、orption of Ma-sonry MortarsC1586 Guide for Quality Assurance of Mortars3. Terminology3.1 The definitions in this terminology are specific to mortarand grout. For terminology specific to (1) clay masonry units;(2) concrete masonry units; (3) autoclaved aerated concretemasonry units; (4) roofing tile
8、units; and (5) masonry, seeTerminology C1232.3.2 Definitions:admixture, nsubstance other than the Specification C270prescribed materials of water, aggregate, and cementitiousmaterials that is added to a masonry mortar as an ingredientto improve one or more chemical or physical properties ofthe conve
9、ntional masonry mortar.aggregates, na granular mineral material such as naturalsand, manufactured sand, gravel, crushed stone, and aircooled blast furnace slag.cementitious material, nCommittee C12 standards for mor-tar and grout consider the following as cementitious mate-rials: Hydraulic cements,
10、pozzolans, hydrated lime, limeputty, and ground granulated blast furnance slag.DISCUSSIONHydraulic cements (such as portland cement, blendedcement, masonry cement, and mortar cement) react with water toharden and will do so under water. Pozzolans (such as coal fly ash, raw,or calcined natural pozzol
11、ans) react with lime in the presence ofmoisture. Hydrated lime and lime putty react with carbon dioxide fromthe air. Ground granulated blast furnance slag, blended cements, andsome pozzolans may exhibit both hydraulic and pozzolanic pressive strength, nthe maximum compressive loadwhich a specimen wi
12、ll support divided by the cross-sectionalarea of the specimen.durability, nthe ability of a material to resist weatheringaction, chemical attack, abrasion, and other conditions ofservice.flow, na laboratory measured mortar property that indicatesthe percent increase in diameter of the base of the tr
13、uncatedcone of mortar when it is placed on a flow table, andmechanically raised and dropped specified times underspecified conditions.1This terminology is under the jurisdiction ofASTM Committee C12 on Mortarsand Grouts for Unit Masonry and is the direct responsibility of SubcommitteeC12.08 on Termi
14、nology.Current edition approved Dec. 1, 2010. Published December 2010. Originallyapproved in 1991. Last previous edition approved in 2007 as C1180 07. DOI:10.1520/C1180-10.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For An
15、nual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.gradatio
16、n, nthe particle size distribution of aggregate asdetermined by separation with standard screens. Gradationof aggregate is expressed in terms of the individual percent-ages passing standard screens. Sieve analysis and screenanalysis are synonyms when referring to gradation of aggre-gate.grout, na mi
17、xture of cementitious materials, aggregates,water, with or without admixtures, initially produced topouring consistency without segregation. Requirements forgrout are contained in Specification C476.mortar, na mixture consisting of cementitious materials,fine aggregate, water, with or without admixt
18、ures, that isused to construct unit masonry assemblies.mortar bond or grout bond, nadhesion between mortar orgrout and masonry units, reinforcement, or connectors.repoint, vto remove defective mortar and place properlyprehydrated plastic mortar into mortar joints.shrinkage, na decrease in volume due
19、 to chemical reactionor drying.tuck point, v(1) (historical) to point masonry with a flushmortar joint that approximates the color of the masonry unitsand then add a mortar strip of contrasting color such that anarrow mortar joint width is simulated. (2) regional term forrepoint.water retention, nth
20、e measured physical property of aplastic mortar indicating its ability, under suction, to retainits mixing water.water retentivity, na characteristic of plastic mortar describ-ing its ability to retain its mixing water.workability, nthe ability of mortar to be easily placed andspread.3.3 Definitions
21、 of Terms Specific to Indicated Standards:admixed mortar, nmasonry mortar that deviates from thosecombinations of materials recognized by Specification C270in that it also contains an admixture. C1384bond enhancer, nadmixture incorporated into a masonrymortar to increase the bond strength between th
22、e mortar andthe masonry unit. C1384mortar, extended life, na product consisting of cementitiousmaterials, aggregate, water, and set-control admixtureswhich are measured and mixed at a central location usingweight-or-volume-control equipment. This mortar as deliv-ered to a construction site shall be
23、usable for a period inexcess of 212 h. C1142mortar, surface bonding, na product designed to securemasonry units to each other by means of an exterior coatingconsisting of cementitious materials, glass fiber reinforce-ment with or without inorganic fillers, or organic modifiersin a prepackaged form r
24、equiring only the addition of waterprior to application. C887reference mortar, nmortar of the same composition as anadmixed mortar except that the reference mortar does notinclude the admixture and may contain a different amount ofwater to obtain an equivalent flow or penetration as theadmixed morta
25、r. C1384sample, batch mixer, nmortar obtained during or immedi-ately after the discharge of the mortar from the batch mixer.C780sample, disturbed, nany plastic mortar test sample which istaken at some time after mixing and bulk sampling, that isfurther remixed or molded immediately prior to test, or
26、 both.C780sample, mortar board, nplastic mortar obtained from themortar board after some established time period from the endof mixing, and before retempering.DISCUSSIONRetempered mortarboard samples are those obtainedfrom the mortarboard after retempering. Since mortar on a masonsmortarboard is dis
27、turbed by the activity of the mason, samples from amasons mortarboard shall be so identified to differentiate them fromsamples taken from a mortarboard used exclusively for test purposes.C780sample, undisturbed, nany plastic mortar test samplemolded immediately after mixing and sampling. C780DISCUSS
28、IONThis sample is allowed to set on a vibration-free surfaceuntil tested.set accelerator, nadmixture incorporated into a masonrymortar to shorten the time of setting of a mortar. C1384set retarder, nadmixture incorporated into a masonry mortarto lengthen the time of setting of a mortar. C1384water r
29、epellent, nadmixture incorporated into a masonrymortar to decrease the rate of water absorption of thehardened mortar. C1384workability enhancer, nadmixture incorporated into a ma-sonry mortar to increase the ease of being worked and used.A workability enhancer will increase the board life andmainta
30、in the water retention of a mortar. C1384C1180 102SUMMARY OF CHANGESCommittee C12 has identified the location of selected changes to this standard since the last issue (C1180 07)that may impact the use of this standard. (Approved Dec. 1, 2010.)(1) Removed reference to C952, which is under the jurisd
31、ic-tion of Committee C15.(2) Removed C43 and C1209 due to their merger into Termi-nology C1232.(3) Added language in 3.1 to refer to proper standards forterminology of masonry units.(4) Added parts of speech and reformatted: disturbed sample,undisturbed sample, batch mixer sample, extended life mort
32、ar,mortarboard sample, and surface bonding mortar.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 add
33、itional 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 t
34、he 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). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).C1180 103
