ASTM F1914-06

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Designation:F1914–06
Standard Test Methods for
Short-Term Indentation and Residual Indentation of
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Resilient Floor Covering
This standard is issued under the fixed designation F 1914; 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.
1. Scope F 141 Terminology Relating to Resilient Floor Coverings
F 1066 Specification for Vinyl Composition Floor Tile
1.1 This test method covers procedures to determine short-
F 1303 Specification for Sheet Vinyl Floor Covering with
term indentation and residual indentation of resilient flooring,
Backing
when subjected to concentrated loads.
F 1700 Specification for Solid Vinyl Floor Tile
1.2 The test methods appear in the following order:
F 1913 Specification for Vinyl Sheet Floor Covering With-
out Backing
Section
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Indentation by McBurney Test 4 to 10
Indentation and Residual Indentation 11 to 15
3. Terminology
1.3 There are two procedures with their respective appara- 3.1 Definitions—For definitions of terms used in this test
tus. The first (McBurney Test) is described in Sections 4 to 10 method, refer to Terminology F 141.
and is restricted to a spherical foot. It is only used for initial
INITIAL INDENTATION MEASUREMENTS OF VCT
indentation measurements of VCT. The second is described in
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(MCBURNEY TEST)
Sections 11 to 15 and has interchangeable feet with variable
geometry. It is used to measure initial and residual indentation.
4. Significance and Use
1.4 The values stated in inch-pound units are to be regarded
4.1 This test method measures short-term indentation of
as the standard. The values given in parentheses are provided
resilient flooring and is useful as a predictor of performance in
for information only.
actual installations over time.
1.5 This standard does not purport to address all of the
4.2 The slope, m, of a log-log plot indentation (I) versus
safety concerns, if any, associated with its use. It is the
time (T), is related to the indentation of tile in service. The
responsibility of the user of this standard to establish appro-
115°F (46°C) indentation is a measure of the tendency of the
priate safety and health practices and determine the applica-
tile to indent at temperatures above 77°F (25°C).
bility of regulatory limitations prior to use.
5. Apparatus
2. Referenced Documents
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3 5.1 Apparatus —The indentation tester is a spherical foot
2.1 ASTM Standards:
device consisting essentially of a rigidly mounted indentor
E1 Specification forASTM Liquid-in-Glass Thermometers
acting under an initial load of 2.00 6 0.02 lbf (8.90 6 0.09 N)
E 691 Practice for Conducting an Interlaboratory Study to
and a total deadweight load of 30.00 lbf 6 0.25 lbf (133.45 6
Determine the Precision of a Test Method
1.11 N) with a suitable dial indicator, calibrated in 0.0005 in.
(0.01 mm) increments. The spherical foot shall be 0.250 6
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ThistestmethodisunderthejurisdictionofASTMCommitteeF06onResilient 0.0005 in. (6.35 6 0.01 mm) in diameter.Asuitable apparatus
Floor Coverings and is the direct responsibility of Subcommittee F06.30 on Test
is shown in Fig. 1.
Methods - Performance.
5.2 Flat Glass Plate, of 0.25 in. (6.35 mm) minimum
Current edition approved Oct. 15, 2006. Published November 2006. Originally
thickness for supporting the specimen and tester during test.
approved in 1998. Last previous edition approved in 2005 as F 1914–05.
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The sole source of supply of the McBurney Indentation Tester known to the
5.3 Timing Device that will indicate the time in seconds.
committee at this time is Frazier Precision Co, Gaithersburg, MD. If you are aware
5.4 Thermometer, calibrated as in SpecificationE1.
of alternative suppliers, please provide this information to ASTM International
5.5 Circular Plexiglas Template, 3.50 in. (88.9 mm) in
Headquarters.Your comments will receive careful consideration at a meeting of the
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diameter, 0.25 in. (6.35 mm) thick and having a 0.3125 in.
responsible technical committee , which you may attend.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
(7.94 mm) diameter hole drilled in the center and a 0.75 in.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
(19.05 mm) diameter concentric circle etched on the face.
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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F1914–06
FIG. 1 Apparatus for Measuring Indentation: McBurney
5.6 Water Baths, or air atmosphere maintained at 77 6 8.1.3.1
...