ASTM D6222-02e1

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Designation: D 6222 – 02
Standard Specification for
Atactic Polypropylene (APP) Modified Bituminous Sheet
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Materials Using Polyester Reinforcements
This standard is issued under the fixed designation D 6222; 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.
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e NOTE—Editorial changes were made throughout in July 2005.
1. Scope D 1079 Terminology Relating to Roofing, Waterproofing,
and Bituminous Materials
1.1 This specification covers prefabricated modified bitumi-
D 5147 Test Methods for Sampling and Testing Modified
nous sheet materials reinforced with polyester fabric, with or
Bituminous Sheet Material
without granules, that use atactic polypropylene (APP) as the
D 5636 Test Method for LowTemperature Unrolling of Felt
primary modifier and are intended for use in the fabrication of
or Sheet Roofing and Waterproofing Materials
multiple ply roofing and waterproofing membranes.
1.2 This specification is intended as a material specification
3. Terminology
only. Issues regarding the suitability of specific roof construc-
3.1 Definitions:
tions or application techniques are beyond the scope of this
3.1.1 Fordefinitionsoftermsusedinthisspecification,refer
specification.
to Terminology D 1079.
1.3 The specified tests and property limits used to charac-
3.2 Definitions of Terms Specific to This Standard:
terize the sheet materials covered by this specification are
3.2.1 elongation at 5 % of maximum load— the elongation
intendedtoestablishminimumproperties.In-placeroofsystem
measured on the load-elongation curve at which point the load
design criteria such as fire resistance, field strength, impact/
has dropped to 5 % of its maximum value.
puncture resistance, material compatibility, uplift resistance,
the need for field applied coatings, and others, are factors
4. Classification
beyond the scope of this material specification.
4.1 Type I and II modified bituminous sheet materials
1.4 The values stated in SI units are to be regarded as the
reinforced with polyester fabric, are covered by this specifica-
standard. The inch-pound units given in parentheses are for
tion (see Table 1).
information only.
4.2 The following grades are used to describe the material
1.5 The following precautionary statement pertains only to
surfacing:
the test method portion, Section 9, of this specification: This
4.2.1 Grade G—Granule surfacing.
standard does not purport to address all of the safety concerns,
4.2.2 Grade S—Smooth surfacing.
if any, associated with its use. It is the responsibility of the user
of this standard to establish appropriate safety and health
5. Materials and Manufacture
practices and determine the applicability of regulatory limita-
5.1 In the process of manufacture, the reinforcement is
tions prior to use.
saturated with APP modified asphalt and is impregnated and
coated on both sides with anAPPmodified bituminous coating.
2. Referenced Documents
2 TheAPP modified bituminous coating shall be permitted to be
2.1 ASTM Standards:
compounded with a mineral stabilizer.
5.2 Grade G materials are surfaced on the weather side with
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This specification is under the jurisdiction of ASTM Committee D08 on mineralgranules,exceptforanyselvage.Topreventstickingin
Roofing and Waterproofing and is the direct responsibility of Subcommittee D08.04
the roll, the reverse side and any selvage shall be permitted to
on Felts and Fabrics.
be covered with a fine mineral surfacing or any other surfacing
Current edition approved Aug. 10, 2002. Published September 2002. Originally
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that will not interfere with adhesion or bonding of the lap
published as D 6222 – 98. Last previous edition D 6222 – 00 .
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
during application.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
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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D6222–02
TABLE 1 Physical Properties of APP Modified Bituminous Sheet
7.2 The mass and thickness of the finished product shall be
A
Materials Using Polyester Reinforcements
as prescribed in Table 2.
Property Type I Type II
8. Workmanship, Finish and Appearance
Peak load at 23 6 2°C (73.4 6 3.6°F)
MD and XMD, before and after heat
8.1 The finished product shall be completely coated in a
conditioning, kN/m (lbf/in.), minimum 8.8 (50) 14 (80)
continuous, unbroken film and shall be free of such defects as
Elongation at 23 6 2°C (73.4 6 3.
...