ASTM C1086-08

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: C 1086 – 08
Standard Specification for
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Glass Fiber Mechanically Bonded Felt Thermal Insulation
This standard is issued under the fixed designation C1086; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope Temperature Thermal Insulation
C518 Test Method for Steady-State Thermal Transmission
1.1 This specification covers glass fiber unsupported
Properties by Means of the Heat Flow Meter Apparatus
needled felt (mechanically bonded) binder-free insulation for
C 1045 Practice for Calculating Thermal Transmission
thermal insulation. This material is used as the thermal
Properties Under Steady-State Conditions
insulation component in the fabrication of insulation systems
C1058 Practice for Selecting Temperatures for Evaluating
for use on machinery and equipment, such as steam turbines,
and Reporting Thermal Properties of Thermal Insulation
boilers, boiler feed pumps, and piping at temperatures from
D123 Terminology Relating to Textiles
ambient up to 1200°F (650°C).
D578 Specification for Glass Fiber Strands
1.2 This standard does not purport to address all of the
2.2 U.S. Federal Standard:
safety concerns, if any, associated with its use. It is the
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FED-STD-191 Textile Test Methods
responsibility of the user of this standard to establish appro-
2.3 U.S. Military Standards:
priate safety and health practices and determine the applica-
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MIL-I-16411F Insulation Felt, Thermal, Glass Fiber
bility of regulatory limitations prior to use.
MIL-STD-1623 Fire Performance Requirements and Ap-
1.3 The values stated in inch-pound units are to be regarded
proved Specifications for Interior Finish Materials and
as the standard. The values given in parentheses are provided
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Furnishings (Naval Shipboard Use)
for information only.
1.4 See Supplementary Requirements for modifications to
3. Terminology
paragraphsinthisstandardwhenusingSpecificationC1086in
3.1 Definitions:
lieu of the United States Department of Defense, Department
3.1.1 Terminology C168 and D123 shall be considered as
of Navy, Naval Sea Systems Command, in Washington, DC.
applying to the terms used in this specification.
Military Specifications No.(s) MIL-I-16411F.
3.1.2 Definitions in Specification D578 shall be considered
2. Referenced Documents as applying to the terms used in defining glass fiber composi-
2 tion code, process, and fiber diameter.
2.1 ASTM Standards:
C167 Test Methods for Thickness and Density of Blanket
4. Classification
or Batt Thermal Insulations
4.1 Thermal insulation shall be glass fiber, unsupported
C168 Terminology Relating to Thermal Insulation
needled felt insulation, for use on surfaces with temperatures
C177 Test Method for Steady-State Heat Flux Measure-
up to 1200°F (650°C).
ments and Thermal Transmission Properties by Means of
the Guarded-Hot-Plate Apparatus
5. Ordering Information
C335 Test Method for Steady-State Heat Transfer Proper-
5.1 The purchase order or contract shall specify the follow-
ties of Pipe Insulation
ing:
C390 Practice for Sampling and Acceptance of Thermal
5.1.1 Quantity of each thickness (10.1).
Insulation Lots
5.1.2 Any special requirements for nonstandard sizes or
C411 Test Method for Hot-Surface Performance of High-
dimensions (10.2 and 10.3).
5.1.3 Any requirements for certification (19.1).
5.1.4 Any special requirements for supplementary testing
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This specification is under the jurisdiction of ASTM Committee C16 on
requirements (9.1). and
Thermal Insulation and is the direct responsibility of Subcommittee C16.23 on
5.1.5 Any special packaging information.
Blanket and Loose Fill Insulation.
Current edition approved Aug. 1, 2008. Published September 2008. Originally
approved in 1987. Last previous edition approved in 2004 as C1086–96(2004).
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
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contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,
Standards volume information, refer to the standard’s Document Summary page on Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http://
the ASTM website. www.dodssp.daps.mil.
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C1086–08
TABLE 2 Physical Requirements
6. Materials and Manufacture
Thickness, length of roll See Table 3
6.1 The material shall consist of 100% glass fiber needled
Mass per unit area See Table 4
into insulation felts without the use of binders. No organic A
Apparent Thermal Conductivity, Max
...