ASTM C711-03(2009)
(Test Method)Standard Test Method for Low-Temperature Flexibility and Tenacity of One-Part, Elastomeric, Solvent-Release Type Sealants
Standard Test Method for Low-Temperature Flexibility and Tenacity of One-Part, Elastomeric, Solvent-Release Type Sealants
SIGNIFICANCE AND USE
This test method is not intended to simulate an actual use condition but it will give some indication of the elastomeric properties or flexibility of a building joint sealant at low temperature. It can serve to differentiate between elastomer-based sealants and sealants based on nonelastic binders that can harden or embrittle on aging and crack or lose adhesion when flexed at low temperature. In addition, it can aid in identifying sealants that have poor flexibility because they are overextended and contain a very low level of elastomeric binder as well as those sealants having binders that will embrittle at low temperature.
(a) Complete Cracking and Adhesive Failure(b) Severe Cracking ( c) No Cracking or Adhesive FailureFIG. 1 Low-Temperature Flexibility (Tenacity)
SCOPE
1.1 This test method covers determination of the low-temperature flexibility and tenacity of one-part, elastomeric, solvent-release type sealants after cyclic high- and low-temperature aging.
1.2 The subcommittee with jurisdiction is not aware of any similar ISO standard.
1.3 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.
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Designation: C711 − 03 (Reapproved 2009)
StandardTest Method for
Low-Temperature Flexibility and Tenacity of One-Part,
Elastomeric, Solvent-Release Type Sealants
This standard is issued under the fixed designation C711; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope tended and contain a very low level of elastomeric binder as
well as those sealants having binders that will embrittle at low
1.1 This test method covers determination of the low-
temperature.
temperature flexibility and tenacity of one-part, elastomeric,
solvent-release type sealants after cyclic high- and low-
5. Apparatus
temperature aging.
5.1 Aluminum Panels, 3, thin, approximately 3 in. (76 mm)
1.2 The subcommittee with jurisdiction is not aware of any
wide by 5 in. (127 mm) long by 0.012 in. (0.30 mm) thick.
similar ISO standard.
5.2 Spatula, steel, with thin knife edge.
1.3 This standard does not purport to address all of the
5.3 Template, rectangular, of steel or brass, ⁄8 in. (3.2 mm)
safety concerns, if any, associated with its use. It is the
high, 1 by 3 ⁄4 in. (25 by 95 mm) inside and approximately 2
responsibility of the user of this standard to establish appro-
by 4 ⁄4 in. (51 by 121 mm) outside.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use.
5.4 Oven,forced-drafttype,havingatemperaturecontrolled
at 158 6 3.6°F (70 6 2°C).
2. Referenced Documents
5.5 Freezer Chest or Cold Box, having a controlled tem-
2.1 ASTM Standards:
perature of −10 6 5°F (−23 6 3°C).
C717Terminology of Building Seals and Sealants
5.6 Mandrel or Rod, with a diameter of ⁄4 in. (6.4 mm),
with a suitable holder or rack to support it.
3. Terminology
5.7 Methyl Ethyl Ketone, or similar solvent.
3.1 Definitions—Refer to Terminology C717 for definitions
of the following terms used in this Test Method: elastomer,
6. Sampling
elastomeric, joint, sealant, solvent-release sealant.
6.1 Take the test specimen from a previously unopened
container as received from the sealant manufacturer.
4. Significance and Use
7. Test Specimens
4.1 This test method is not intended to simulate an actual
useconditionbutitwillgivesomeindicationoftheelastomeric
7.1 Prepare three test specimens as follows:
properties or flexibility of a building joint sealant at low
7.1.1 Condition the sealant sample in the original closed
temperature. It can serve to differentiate between elastomer-
container for at least5hat 73.4 6 3.6°F (23 6 2°C) and 50 6
basedsealantsandsealantsbasedonnonelasticbindersthatcan
5% relative humidity.
harden or embrittle on aging and crack or lose adhesion when
7.1.2 Thoroughly clean template and aluminum panels with
flexed at low temperature. In addition, it can aid in identifying
solvent.
sealants that have poor flexibility because they are overex-
7.1.3 Center the template on the aluminum panel and
carefully fill it with compound, avoiding air pockets. Strike off
the surface of the compound flat to a uniform ⁄8-in. (3.2-mm)
ThistestmethodisunderthejurisdictionofASTMCommitteeC24onBuilding
thickness.
Seals and Sealantsand is the direct responsibility of Subcommittee C24.20 on
7.1.4 With the thin knife edge of the spatula, cut all around
General Test Methods.
the outside edge
...
This document is not anASTM standard and is intended only to provide the user of anASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:C 711–03 Designation: C711 – 03 (Reapproved 2009)
Standard Test Method for
Low-Temperature Flexibility and Tenacity of One-Part,
Elastomeric, Solvent-Release Type Sealants
This standard is issued under the fixed designation C711; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This test method covers determination of the low-temperature flexibility and tenacity of one-part, elastomeric, solvent-
release type sealants after cyclic high- and low-temperature aging.
1.2 The subcommittee with jurisdiction is not aware of any similar ISO standard.
1.3 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.
2. Referenced Documents
2.1 ASTM Standards:
C717 Terminology of Building Seals and Sealants
3. Terminology
3.1 Definitions—Refer to Terminology C 717C 717 —Refer to Terminology C717 for definitions of the following terms used
in this Test Method: elastomer, elastomeric, joint, sealant, solvent-release sealant.
4. Significance and Use
4.1 This test method is not intended to simulate an actual use condition but it will give some indication of the elastomeric
propertiesorflexibilityofabuildingjointsealantatlowtemperature.Itcanservetodifferentiatebetweenelastomer-basedsealants
and sealants based on nonelastic binders that can harden or embrittle on aging and crack or lose adhesion when flexed at low
temperature. In addition, it can aid in identifying sealants that have poor flexibility because they are overextended and contain a
very low level of elastomeric binder as well as those sealants having binders that will embrittle at low temperature.
5. Apparatus
5.1 Aluminum Panels, 3, thin, approximately 3 in. (76 mm) wide by 5 in. (127 mm) long by 0.012 in. (0.30 mm) thick.
5.2 Spatula, steel, with thin knife edge.
1 3
5.3 Template, rectangular, of steel or brass, ⁄8 in. (3.2 mm) high, 1 by 3 ⁄4 in. (25 by 95 mm) inside and approximately 2 by
4 ⁄4 in. (51 by 121 mm) outside.
5.4 Oven, forced-draft type, having a temperature controlled at 158 6 3.6°F (70 6 2°C).
5.5 Freezer Chest or Cold Box, having a controlled temperature of −10 6 5°F (−23 6 3°C).
5.6 Mandrel or Rod, with a diameter of ⁄4 in. (6.4 mm), with a suitable holder or rack to support it.
5.7 Methyl Ethyl Ketone, or similar solvent.
6. Sampling
6.1 Take the test specimen from a previously unopened container as received from the sealant manufacturer.
This test method is under the jurisdiction ofASTM Committee C24 on Building Seals and Sealants and is the direct responsibility of Subcommittee C24.20 on General
Sealant Standards.
Current edition approved May 10, 2003. Published June 2003. Originally approved in 1972. Last previous edition approved in 1997 as C 711–93(1997). on General Test
Methods.
Current edition approved Jan. 1, 2009. Published March 2009. Originally approved in 1972. Last previous edition approved in 2003 as C711–03. DOI:
10.1520/C0711-03R09.
ForreferencedASTMstandards,visittheASTMwebsite,www.astm.org,orcontactASTMCustomerServiceats
...
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