ASTM C764-06a

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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
Designation: C 764 – 06a
Standard Specification for
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Mineral Fiber Loose-Fill Thermal Insulation
This standard is issued under the fixed designation C 764; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope C 1304 Test Method for Assessing the Odor Emission of
Thermal Insulation Materials
1.1 This specification covers the composition and physical
C 1338 Test Method for Determining Fungi Resistance of
properties of nodulated mineral fiber thermal insulation for use
Insulation Materials and Facings
in attics or enclosed spaces in housing and other framed
C 1363 Test Method for Thermal Performance of Building
buildings.
Materials and Envelope Assemblies by Means of a Hot
1.2 The values stated in inch-pound units are to be regarded
Box Apparatus
as the standard. The values in parentheses are provided for
C 1374 Test Method for Determination of Installed Thick-
information only.
ness of PneumaticallyApplied Loose-Fill Building Insula-
1.3 This standard does not purport to address all of the
tion
safety concerns, if any, associated with its use. It is the
C 1574 GuideforDeterminingBlownDensityofPneumati-
responsibility of the user of this standard to establish appro-
callyApplied Loose-Fill Mineral Fiber Thermal Insulation
priate safety and health practices and determine the applica-
E 136 Test Method for Behavior of Materials in a Vertical
bility of regulatory limitations prior to use.
Tube Furnace at 750°C
2. Referenced Documents
E 970 Test Method for Critical Radiant Flux of Exposed
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Attic Floor Insulation Using a Radiant Heat Energy Source
2.1 ASTM Standards:
G1 Practice for Preparing, Cleaning, and Evaluating Cor-
B 152/B 152M Specification for Copper Sheet, Strip, Plate,
rosion Test Specimens
and Rolled Bar
C 168 Terminology Relating to Thermal Insulation
3. Terminology
C 177 Test Method for Steady-State Heat Flux Measure-
3.1 Definitions—For definitions of terms used in this speci-
ments and Thermal Transmission Properties by Means of
fication, refer to Terminology C 168.
the Guarded-Hot-Plate Apparatus
3.2 Definitions of Terms Specific to This Standard:
C 390 Practice for Sampling and Acceptance of Thermal
3.2.1 settled density—The mass per unit volume of a
Insulation Lots
loose-fill insulation after which time or forces, or both, have
C 518 Test Method for Steady-State Thermal Transmission
exerted their effect upon thickness.
Properties by Means of the Heat Flow Meter Apparatus
C 687 Practice for Determination of Thermal Resistance of
4. Classification
Loose-Fill Building Insulation
4.1 The nodulated mineral fiber thermal insulation shall be
C 1104/C 1104M Test Method for Determining the Water
of the following types and classes:
Vapor Sorption of Unfaced Mineral Fiber Insulation
4.1.1 Type I—Pneumatic application.
4.1.2 Type II—Poured application.
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This specification is under the jurisdiction of ASTM Committee C16 on
5. Ordering Information
Thermal Insulation and is the direct responsibility of Subcommittee C16.23 on
Blanket and Loose Fill Insulation.
5.1 Both types of nodulated mineral fiber thermal insulation
Current edition approved Nov. 15, 2006. Published November 2006. Originally
are intended for use as thermal insulation in open spaces, such
approved 1973. Last previous edition approved in 2006 as C 764 – 06.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
as attics and enclosed spaces, such as walls, in housing and
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
buildingsatambienttemperatures.TypeIisusedforpneumatic
Standards volume information, refer to the standard’s Document Summary page on
application(blownorconveyedbyanairstreamthroughahose
the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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C 764 – 06a
and discharged over the area to be insulated). Type II is used 7.5 Odor Emission—A detectable odor of a strong objec-
for application by pouring in place. tionable nature recorded by more than two of the five panel
members shall constitute rejection of the material when tested
6. Materials and Manufacture
in accordance with 12.6.
6.1 Basic Material—The basic material shall be fibers made 7.6 Corrosiveness—When tested in accordance with 12.7,
from mineral substances such as rock, slag, or glass processed the metal plates that are in contact with the insulation shall
from the molten state into an incombustible fibrous fo
...