ASTM D5458-95(2012)

Standard Test Method for Peel Cling of Stretch Wrap Film

SIGNIFICANCE AND USE
Cling is of critical importance in maintaining a tight wrap after a load is stretch wrapped.
SCOPE
1.1 This test method measures cling between two layers of film, in both a stretched and unstretched condition.
1.2 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.

General Information

• Status: Historical
• Publication Date: 31-Mar-2012
• ICS: 55.040 - Packaging materials and accessories
• Technical Committee: D10 - Packaging
• Drafting Committee: D10.25 - Palletizing and Unitizing of Loads

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: D5458 − 95 (Reapproved 2012)
Standard Test Method for
1
Peel Cling of Stretch Wrap Film
This standard is issued under the fixed designation D5458; 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.
1. Scope 4. Summary of Test Method
1.1 This test method measures cling between two layers of 4.1 This test method is a peel cling procedure. A1 in. (25
film, in both a stretched and unstretched condition. mm) wide film strip is adhered to a flat film attached to an
inclined surface. The force required to remove the film strip
1.2 This standard does not purport to address all of the
from the flat film is measured.
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro-
5. Significance and Use
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
5.1 Cling is of critical importance in maintaining a tight
wrap after a load is stretch wrapped.
2. Referenced Documents
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6. Equipment and Preparation
2.1 ASTM Standards:
D996 Terminology of Packaging and Distribution Environ-
6.1 Apparatus—Auniversal testing machine with a constant
ments
rate of grip separation equipped, as follows:
3
D1898 Practice for Sampling of Plastics (Withdrawn 1998)
6.1.1 One lightweight jaw equipped with 1 by 1.5 in. (25 by
D4332 Practice for Conditioning Containers, Packages, or
38 mm) flat rubber-faced grips,
Packaging Components for Testing
6.1.2 Cling attachment (see Figs. 1-5),
E122 Practice for Calculating Sample Size to Estimate,With
6.1.3 Cling clamp (see Fig. 6),
Specified Precision, the Average for a Characteristic of a
6.1.4 Load cell, 500-g load capacity,
Lot or Process
6.1.5 If using pneumatic grips, air supply, 60 to 70 psi with
E691 Practice for Conducting an Interlaboratory Study to
appropriate filter,
Determine the Precision of a Test Method
6.1.6 Sample template, picture-frame style with inside di-
mensions of 5 by 20 in. (125 by 500 mm),
3. Terminology
6.1.7 Precision sample cutter, 1 6 0.001 in. (25.4 6 0.03
4
mm)width,withprecisionof1 60.001in.(25.4 60.03mm),
3.1 Definitions—General definitions for packaging and dis-
6.1.8 Single-edged safety razor blade,
tribution environments are found in Terminology D996.
6.1.9 Synthetic bristle paint brush, 2 in. (50 mm) wide,
3.2 Definitions of Terms Specific to This Standard:
6.1.10 Ruler, 12 in. (approximately 300 mm),
3.2.1 cling—the property of a material’s ability to adhere to
6.1.11 Separation paper, 8.5 by 12 in. (approximately 125
itself.
by 280 mm) bond,
3.2.2 stretch wrap material—a material used for over-
6.1.12 String, 24 in. (approximately 610 mm) nonelastic,
wrapping which, when applied under tension, elongates, and
such as dental floss or fishing line,
through elastic recovery, conforms to the item(s) packaged.
6.1.13 Steel rod, approximately 0.25 in. (6 mm) in diameter
and 10 in. (255 mm) long.
6.1.14 Cuttingsurface,approximately36by36in.(approxi-
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This test method is under the jurisdiction of ASTM Committee D10 on
mately 900 by 900 mm) plate glass, 0.25 in. (6 mm) thick.
Packaging and is the direct responsibility of Subcommittee D10.25 on Palletizing
and Unitizing of Loads.
6.2 Preparation of Apparatus:
Current edition approved April 1, 2012. Published May 2012. Originally
6.2.1 Install the load cell on the upper set frame and allow
approved in 1994. Last previous edition approved in 2007 as D5458 – 95 (2007).
15-min warm-up period.
DOI: 10.1520/D5458-95R12.
2
6.2.2 Install the upper lightweight jaw.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
3 4
The last approved version of this historical standard is referenced on JDC-1-10 Cutter is available from Thwing-Albert Instrument Co., 10960
www.astm.org. Dutton Rd., Philadelphia, PA 19154 or other manufacturers.
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D5458 − 95 (2012)
NOTE 1—1 in. = 25 mm.
FIG. 1 Overall Fixture
NOTE 1—1 in. = 25 mm.
FIG. 2 Incline Surface
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D5458 − 95 (2012)
NOTE 1—1 in. = 25 mm.
FIG. 3 Mounting Stud
6.2.3 Remove the lower jaw and install the cling 8. Test Specimens
attachment, using the locking pin to secure.
8.1 The roll to be tested must have at least three outer wraps
6.2.4 Feed the end of th
...