ASTM_C_1159_-_98_2012.pdf

Designation:C115998(Reapproved 2012)Standard Specification forSulfur Polymer Cement and Sulfur Modifier for Use inChemical-Resistant,Rigid Sulfur Concrete1This standard is issued under the fixed designation C1159;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 parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the requirements for sulfurpolymer cement and sulfur modifier for use in rapid setting andhigh strength applications of chemical-resistant sulfur con-crete.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 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 standard 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:2C267 Test Methods for Chemical Resistance of Mortars,Grouts,and Monolithic Surfacings and Polymer ConcretesC904 Terminology Relating to Chemical-Resistant Nonme-tallic MaterialsD70 Test Method for Density of Semi-Solid BituminousMaterials(Pycnometer Method)3.Terminology3.1 DefinitionsFor definitions of terms used in thisspecification,see Terminology C904.4.Types and Composition of Sulfur Concretes4.1 There are currently two types of commercial sulfurconcrete technology in use.Both utilize cyclopentadiene-typehydrocarbons reacted polymerically with sulfur,but the sulfurconcrete production processes differ.Each technology is de-scribed further in 4.1.1 and 4.1.2.4.1.1 Type 1Type 1 sulfur concrete uses sulfur polymercement made by reacting a blend of dicyclopentadiene andoligomers of cyclopentadiene with sulfur.The sulfur polymercement shall conform to the chemical and physical require-ments prescribed in Table 1.4.1.2 Type 2Type 2 sulfur concrete uses a sulfur modifiermade by reacting sulfur with an oligomeric polymer ofcyclopentadiene.The sulfur modifier shall conform to thechemical and physical requirements prescribed in Table 2.Thesulfur modifier is mixed with elemental sulfur on site duringthe sulfur concrete production process.5.Physical Properties5.1 Particles of sulfur polymer cement and sulfur modifiershall be small enough(generally less than in.nominal size)to melt efficiently when exposed to heated aggregate whileminimizing the amount of dust particles(generally less than 74m)to reduce potential dust hazards.6.Methods of Sampling and Testing6.1 Sulfur polymer cement and sulfur modifier shall besampled and tested to determine the properties enumerated inthis specification in accordance with the following methods:6.1.1 SamplingWhen the purchaser desires that the sulfurpolymer cement or sulfur modifier be sampled and tested toverify compliance with this specification,every precautionshall be taken to obtain representative random samples that willshow the true nature and condition of the material.Samplesshall be taken to represent as nearly as possible an average ofthe bulk material sampled or to ascertain the maximumvariation in characteristics which the material possesses.6.1.2 Sulfur and carbon contents shall be determined bycombustion of a small sample of sulfur polymer cement orsulfur modifier using carbon/sulfur analyzing equipment.Typi-cal equipment is that used for analyzing coal samples.6.1.3 Hydrogen content shall be determined by combustionof a small sample of sulfur polymer cement or sulfur modifierin an oxygen environment converting the hydrogen to watervapor measured using gravimetric procedures by absorptioninto calcium chloride.1This specification is under the jurisdiction of ASTM Committee C03 onChemical-Resistant Nonmetallic Materialsand is the direct responsibility of Sub-committee C03.02 on Monolithics,Grouts and Polymer Concretes.Current edition approved Aug.1,2012.Published September 2012.Originallyapproved in 1990.Last previous edition approved in 2008 as C1159 98(2008).DOI:10.1520/C1159-98R12.2For 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.1.4 Specific gravity shall be determined in accordancewith Test Method D70.Measurements are made at 77F(25C).6.1.5 Viscosity shall be determined at 275F(135C)usinga rotating spindle-type viscometer equipped with an electri-cally heated cell and temperature controller.7.Inspection7.1 Inspection of the material shall be made as agreed uponby