ASTM C728-2016 Standard Specification for Perlite Thermal Insulation Board《珍珠岩保温板的标准规格》.pdf
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1、Designation: C728 15C728 16Standard Specification forPerlite Thermal Insulation Board1This standard is issued under the fixed designation C728; 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
2、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 U.S. Department of Defense.1. Scope1.1 This specification covers the composition and physical prop
3、erties for perlite thermal insulation board used principally abovestructural roof decks and as a base for built-up, modified, and elastomeric membrane roofing in building construction.1.2 When adopted by an authority having jurisdiction, codes that address fire properties in many applications regula
4、te the useof the thermal insulation materials covered by this specification. Fire properties are controlled by job, project, or otherspecifications where codes or government regulations do not apply.1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parenth
5、eses are mathematicalconversions to SI units that are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate
6、 safety and health practices and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 The following standards, of the issue in effect on the date of material purchase, form a part of this specification to the extentspecified herein:2.2 ASTM Standards:2C165 Tes
7、t Method for Measuring Compressive Properties of Thermal InsulationsC168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State Heat Flux Measurements and Thermal Transmission Properties by Means of theGuarded-Hot-Plate ApparatusC203 Test Methods for Breaking Load and Flexural P
8、roperties of Block-Type Thermal InsulationC209 Test Methods for Cellulosic Fiber Insulating BoardC390 Practice for Sampling and Acceptance of Thermal Insulation LotsC518 Test Method for Steady-State Thermal Transmission Properties by Means of the Heat Flow Meter ApparatusC1289 Specification for Face
9、d Rigid Cellular Polyisocyanurate Thermal Insulation BoardE84 Test Method for Surface Burning Characteristics of Building MaterialsC1763 Test Method for Water Absorption by Immersion of Thermal Insulation Materials3. Terminology3.1 For complete descriptions of terms used in this specification, refer
10、 to Terminology C168.4. Classification4.1 Perlite thermal insulation board is classified as follows:4.1.1 Type 1, Roof Insulation BoardA perlite based roof insulation cover board.1 This specification is under the jurisdiction of ASTM Committee C16 on Thermal Insulation and is the direct responsibili
11、ty of Subcommittee C16.22 on Organic andNonhomogeneous Inorganic Thermal Insulations.Current edition approved March 1, 2015March 1, 2016. Published June 2015April 2016. Originally approved in 1972. Last previous edition approved in 20132015 asC728C728 15.13. DOI: 10.1520/C0728-15.10.1520/C0728-16.2
12、For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to p
13、rovide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof t
14、he standard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14.1.2 Type 2, Roof Cover or Recover BoardThis is used primarily as a field-applied cover board over other roof
15、insulationsor in reroofing applications. The product is also available to manufacturers of laminated rigid foam products as specified inSpecification C1289, Type III.4.1.3 Type 3, Roof Cover or Recover BoardA perlite based cover board that is field applied over other roof insulations or inre-roofing
16、 and recover applications. The product is also available to manufacturers of laminated rigid foam products as specifiedin Specification C1289, Type III.5. Ordering Information5.1 Orders shall at least include the following information:5.1.1 Title and designation Specification C728.5.1.2 Product name
17、, nominal thickness and dimensions.5.1.3 Quantity of material ordered.5.1.4 Manufacturers name, address, and telephone number.6. Materials and Manufacture6.1 CompositionThe basic material of the insulation board shall be perlite expanded by the application of heat to form glassy,cellular aggregates.
18、 The insulation and cover board shall be composed of expanded perlite and fibers formed into rigid, flat,rectangular units with a suitable sizing material incorporated in the product. A facing or coating is potentially present on one orboth surfaces to prevent excessive hot bitumen strike-in or adhe
19、sive absorption during roofing installation.6.2 LaminationThe finished board is either single-ply or multiple-ply. When multiple-ply boards are supplied, a suitableadhesive shall be used to join the plies.7. Physical Properties7.1 Thermal ResistancePerlite thermal insulation boards and cover shall c
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