ASTM D3652/D3652M-01(2012)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D3652/D3652M − 01 (Reapproved 2012)
Standard Test Method for
Thickness of Pressure-Sensitive Tapes
This standard is issued under the fixed designation D3652/D3652M; 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 (´) 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 D4332 Practice for Conditioning Containers, Packages, or
Packaging Components for Testing
1.1 This test method covers the determination of the thick-
E122 Practice for Calculating Sample Size to Estimate,With
ness of pressure-sensitive tapes at standard conditions.
Specified Precision, the Average for a Characteristic of a
1.2 This test method is intended to replace AFERA 4006
Lot or Process
and PSTC 33.
3. Terminology
1.3 The values stated in either SI units or inch-pound units
are to be regarded separately as standard. The values stated in 3.1 Definitions—Terms found in Terminology D996 shall
each system may not be exact equivalents; therefore, each
apply.
system shall be used independently of the other. Combining
3.2 Definitions of Terms Specific to This Standard:
values from the two systems may result in non-conformance
3.2.1 thickness (caliper, gage)—the perpendicular distance
with the standard.
between opposite surfaces of a tape expressed in mils [1/1000
1.4 This standard does not purport to address all of the
in.]; usually measured under slight pressure with a special
safety concerns, if any, associated with its use. It is the
gage.
responsibility of the user of this standard to establish appro-
4. Significance and Use
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
4.1 Thickness is an important property of tapes, and this
dimension is important for certain end uses.This test method is
2. Referenced Documents
useful for quality control and for acceptance testing for
conformance to specifications.
2.1 ASTM Standards:
D996 Terminology of Packaging and Distribution Environ-
5. Apparatus
ments
5.1 Cailper Gage, with the following requirements:
D2904 Practice for Interlaboratory Testing of a Textile Test
Method that Produces Normally Distributed Data (With- 5.1.1 Two plain faces, the smaller of which is circular and 8
to 16 mm [0.32 to 0.64 in.] in diameter. The faces shall be
drawn 2008)
D2906 Practice for Statements on Precision and Bias for parallel to within 0.005 mm [0.0002 in.] and constrained to
move apart along an axis perpendicular to them.
Textiles (Withdrawn 2008)
D3715/D3715M Practice for QualityAssurance of Pressure- 5.1.2 When the specimen is placed between the faces, the
force should be such that the specimen shall be under a 50 to
Sensitive Tapes
60 kPa [7.3 to 8.7 psi].
5.1.3 The distance between the graduations on the dial shall
be such as to permit estimating the thickness to at least 0.002
This test method is under the jurisdiction of ASTM Committee D10 on
Packaging and is the direct responsibility of Subcommittee D10.14 on Tape and mm [0.0001 in.].
Labels.
Current edition approved April 1, 2012. Published May 2012. Originally
6. Sampling
approved in 1978. Last previous edition approved in 2006 as D3652/D3652M – 01
6.1 Acceptance Sampling—Sampling shall be in accordance
(2006). DOI: 10.1520/D3652_D3652M-01R12.
AFERA:Association des Fabricants de RubansAuto-Adhesif; PSTC: Pressure
with Practice D3715/D3715M.
Sensitive Tape Council (U.S.A.).
6.2 Sampling for Other Purposes—The sampling and the
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
number of test specimens depends on the purpose of testing.
Standards volume information, refer to the standard’s Document Summary page on
Practice E122 is recommended. It is common to test at least
the ASTM website.
five specimens of a particular tape. Test specimens should be
The last approved version of this historical standard is referenced on
www.astm.org. taken from several rolls of a tape and, whenever possible,
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D3652/D3652M − 01 (2012)
TABLE 1 Critical Difference, % of Grand Average for the
among several production runs of a tape. Strong conclusions
A,B
Conditions Noted
about a specific property of a tape cannot be based on tests of
Single- Within- Between-
a single unit (roll) of product.
Number of Observations in
Operator Laboratory Laboratory
Each Average
Precision Precision Precision
7. Test Specimens
Specimens of the
Same Material:
7.1 Thespecimenwidthshallbegreaterthanthediameterof
1 6.8 11.8 35.8
the foot of the caliper gage and at least 50 mm [2 in.] long. It
5 5.2 10.9 32.9
shall be free of wrinkles and creases. 10 4.9 10.7 32.1
Specimens of Different
7.2 Unwind and discard at least three but no more than six
Material:
1 24.9 26.7 32.6
wraps of tape from the sample roll before taking specimens for
5 24.5 26.3 32.3
testing.
10 24.4 26.3 32.2
A
7.3 Unless otherwise specified, remove one specimen per
The critical differences were calculated using t = 1.960 which is based on infinite
degrees of freedom.
sample roll for each test performed. Remove the specimen
B
To convert the values of the critical differences to units of measure, multiply the
from a freely rotating roll at the rate of approximately 500 to
average of the two specific sets of data being compared by the critical differences
750 mm [20 to 30 in.]/s. Where width or other factors make it
expressed as a decimal fraction.
impossible to remove the specimen at the prescribed rate,
remove it at a rate as close to 500 mm [20 in.]/s as possible.
8. Conditioning
tion, Test Method D3652M has no known bias. The basis for
8.1 Condition sample rolls of t
...