Standard Specification for Rigid Foam for Use in Structural Sandwich Panel Cores

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1.1 This specification covers rigid, closed cell, polyurethane and polyisocyanurate thermal insulation for sandwich panels used in shelter construction for exposure to ambient temperatures of 25 to 160°F (32 to 71°C). Painted surfaces of shelters in actual field use reach temperatures of 200°F (93°C). The materials in this specification must be capable of withstanding processing, (laminating) temperatures of 110°C (230°F).
1.2 The values stated in either inch-pound or SI units are to be regarded separately as the standard. The values given in parentheses are for information only.
1.3 The following precautionary caveat pertains only to the test method portion, Section 12, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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09-Oct-2002
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ASTM E1730-02 - Standard Specification for Rigid Foam for Use in Structural Sandwich Panel Cores
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
An American National Standard
Designation: E 1730 – 02
Standard Specification for
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Rigid Foam for Use in Structural Sandwich Panel Cores
This standard is issued under the fixed designation E1730; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
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1. Scope the Heat Flow Meter Apparatus
C550 Practice for Measuring Trueness and Squareness of
1.1 Thisspecificationcoversrigid,closedcell,polyurethane
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Rigid Block Thermal Insulation
and polyisocyanurate thermal insulation for sandwich panels
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D883 Terminology Relating to Plastics
used in shelter construction for exposure to ambient tempera-
D1621 Test Method for Compressive Properties of Rigid
tures of−25° to 160°F (−32° to 71°C). Painted surfaces of
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Cellular Plastics
sheltersinactualfieldusereachtemperaturesof200°F(93°C).
D1622 TestMethodforApparentDensityofRigidCellular
The materials in this specification must be capable of with-
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Plastics
standing processing, (laminating) temperatures of 110°C
D1623 Test Method for Tensile and Tensile Adhesion
(230°F).
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Properties of Rigid Cellular Plastics
1.2 The values stated in either inch-pound or SI units are to
D2126 TestMethodforResponseofRigidCellularPlastics
be regarded separately as the standard. The values given in
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to Thermal and Humid Aging
parentheses are for information only.
D2856 Test Method for Open Cell Content of Rigid Cel-
1.3 The following precautionary caveat pertains only to the
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lular Plastics by the Air Pycnometer
test method portion, Section 12, of this specification: This
E864 Practice for Surface Preparation ofAluminumAlloys
standard does not purport to address all of the safety concerns,
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to Be Adhesively Bonded in Honeycomb Shelter Panels
if any, associated with its use. It is the responsibility of the user
F501 Test Method for Aerospace Materials Response to
of this standard to establish appropriate safety and health
FlamewithVerticalTestSpecimen(forAerospaceVehicles
practices and determine the applicability of regulatory limita-
7
Standard Conditions)
tions prior to use.
2.2 Code of Federal Regulations Aeronautics and Space:
2. Referenced Documents
14 CFR25.853 (Federal Air Regulation 25.853) Compart-
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ment Interior (Amend. 25-72)
2.1 ASTM Standards:
2.3 Federal Standard:
C165 Test Method for Measuring Compressive Properties
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2
QQ-A-25011 Aluminum Alloy 6061-T6 Plate and Sheet
of Thermal Insulations
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QQ-A-260/11 Aluminum Alloy 6081, Plate and Sheet
C168 Terminology Relating to Thermal Insulating Materi-
2
2.4 Military Standards:
als
MIL STD 105 Sampling Procedures and Tables for Inspec-
C177 Test Method for Steady-State Heat Flux Measure-
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tion by Attributes
ments and Thermal Transmission Properties by Means of
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the Guarded Hot Plate Apparatus
3. Terminology
C273 TestMethodforShearPropertiesinFlatwisePlaneof
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3.1 Definitions—The terms used in this specification are
Flat Sandwich Constructions or Sandwich Cores
defined in Terminologies C168 and D883.
C366 Test Methods for Measurement of Thickness of
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Sandwich Cores
4. Classification
C390 Criteria for Sampling and Acceptance of Preformed
2 4.1 The unfaced foam thermal insulation boards covered by
Thermal Insulation Lots
this specification are classified as follows:
C518 Test Method for Steady-State Heat Flux Measure-
ments and Thermal Transmission Properties by Means of
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Annual Book of ASTM Standards, Vol 08.01.
1 5
This specification is under the jurisdiction of ASTM Committee E06 on Annual Book of ASTM Standards, Vol 08.02.
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Performance of Buildings and is under the direct responsibility of Subcommittee Annual Book of ASTM Standards, Vol 04.11.
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E06.53 on Materials and Processes for Durable Rigidwall Relocatable Structures. Discontinued: see 1998 Annual Book of ASTM Standards, Vol 04.07.
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Current edition approved Oct. 10, 2002. Published November 2002. Originally Available from Superintendent of Documents, U.S. Government Printing
published as E 1730–95. Last previous edition E 1730–99. Office, Washington, DC 20402.
2 9
Annual Book of ASTM Standards, Vol 04.06. AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
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Annual Book of ASTM Standards, Vol 15.03. Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E1730–02
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4.1.1 Type 1—Nominal density: 32 kg/m (2.0 lb/ft ). 9.2 Acceptance Testing (Physical Properties)—A represen-
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4.1.2 Type 2—Nominal density: 48 kg/m (3.0 lb/ft ). tative sample shall be selected from each foam lot and test
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