ASTM C764-05

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: C 764 – 05
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 1104/C1104M Test Method for Determining the Water
Vapor Sorption of Unfaced Mineral Fiber Insulation
1.1 This specification covers the composition and physical
C 1304 Test Method for Assessing The Odor Emission of
properties of nodulated mineral fiber thermal insulation for use
Thermal Insulation Materials
in attics or enclosed spaces in housing and other framed
C 1338 Test Method for Determining Fungi Resistance of
buildings.
Insulation Materials and Facings
1.2 The values stated in inch-pound units are to be regarded
C 1363 Test Method for Thermal Performance of Building
as the standard. The values in parentheses are provided for
Materials and Envelope Assemblies by Means of a Hot
information only.
Box Apparatus
1.3 This standard does not purport to address all of the
E 136 Test Method for Behavior of Materials in a Vertical
safety concerns, if any, associated with its use. It is the
Tube Furnace at 750°C
responsibility of the user of this standard to establish appro-
E 970 Test Method for Critical Radiant Flux of Exposed
priate safety and health practices and determine the applica-
Attic Floor Insulation Using a Radiant Heat Energy Source
bility of regulatory limitations prior to use.
G1 Practice for Preparing, Cleaning, and Evaluating Cor-
2. Referenced Documents
rosion Test Specimens
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2.1 ASTM Standards:
3. Terminology
B 152 Specification for Copper Sheet, Strip, Plate, and
3.1 Definitions—For definitions of terms used in this speci-
Rolled Bar
fication, refer to Terminology C 168.
C 168 Terminology Relating to Thermal Insulation
C 177 Test Method for Steady-State Heat Flux Measure-
4. Classification
ments and Thermal Transmission Properties by Means of
4.1 The nodulated mineral fiber thermal insulation shall be
the Guarded-Hot-Plate Apparatus
of the following types and classes:
C 390 Practice for Sampling and Acceptance of Thermal
4.1.1 Type I—Pneumatic application.
Insulation Lots
4.1.2 Type II—Poured application.
C 518 Test Method for Steady-State Thermal Transmission
Properties by Means of the Heat Flow Meter Apparatus
5. Ordering Information
C 519 Test Method for Density of Fibrous Loose Fill
5.1 Both types of nodulated mineral fiber thermal insulation
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Building Insulations
are intended for use as thermal insulation in open spaces, such
C 687 Practice for Determination of Thermal Resistance of
as attics and enclosed spaces, such as walls, in housing and
Loose-Fill Building Insulation
buildingsatambienttemperatures.TypeIisusedforpneumatic
application(blownorconveyedbyanairstreamthroughahose
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This specification is under the jurisdiction of ASTM Committee C16 on and discharged over the area to be insulated). Type II is used
Thermal Insulation and is the direct responsibility of Subcommittee C16.23 on
for application by pouring in place.
Blanket and Loose Fill Insulation.
Current edition approved Nov. 1, 2005. Published November 2005. Originally
6. Materials and Manufacture
approved 1973. Last previous edition approved in 2004 as C 764 – 04.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or 6.1 Basic Material—The basic material shall be fibers made
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
from mineral substances such as rock, slag, or glass processed
Standards volume information, refer to the standard’s Document Summary page on
from the molten state into an incombustible fibrous form.
the ASTM website.
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Withdrawn.
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C764–05
6.2 Manufacture—The fibers shall be mechanically pro- 8.2.1 Minimum bag weight, and
cessed into nodules, and are permitted to be treated to provide 8.2.2 Workmanship.
improved processing and handling characteristics suitable for
9. Workmanship
installation by pouring or pneumatic applications.
9.1 Mineral fiber nodulated insulation shall be free of
7. Physical Properties
foreign materials and shall be clean and dry. The insulation
7.1 Thermal Characteristics—The standard thermal resis-
shall not have visible defects that will adversely affect the
tance values normally recommended for open application are:
service quality.
11, 19, 22, 30, and 38 (1.9, 2.3, 3.3, 3.9
...