Standard Specification for Atactic Polypropylene (APP) Modified Bituminous Sheet Materials Using Polyester Reinforcements

SCOPE
1.1 This specification covers prefabricated modified bituminous sheet materials reinforced with a combination of polyester fabric and glass fiber, with or without granules, that use atactic polypropylene (APP) as the primary modifier and are intended for use in the fabrication of multiple ply roofing and waterproofing membranes.
1.2 This specification is intended as a material specification only. Issues regarding the suitability of specific roof constructions or application techniques are beyond the scope of this specification.
1.3 The specified tests and property limits used to characterize the sheet materials covered by this specification are intended to establish minimum properties. In-place roof system design criteria such as fire resistance, field strength, impact/puncture resistance, material compatibility, uplift resistance, the need for field applied coatings, and others, are factors beyond the scope of this material specification.
1.4 The values stated in SI units are to be regarded as the standard. The inch-pound units given in parentheses are for information only.
1.5 The following precautionary statement pertains only to the test method portion, Section 9, of this specification: 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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09-Aug-2002
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ASTM D6222-02 - Standard Specification for Atactic Polypropylene (APP) Modified Bituminous Sheet Materials Using Polyester Reinforcements
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D 6222 – 02
Standard Specification for
Atactic Polypropylene (APP) Modified Bituminous Sheet
1
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.
1. Scope D 5636 Test Method for LowTemperature Unrolling of Felt
2
or Sheet Roofing and Waterproofing Materials
1.1 This specification covers prefabricated modified bitumi-
nous sheet materials reinforced with polyester fabric, with or
3. Terminology
without granules, that use atactic polypropylene (APP) as the
3.1 Definitions:
primary modifier and are intended for use in the fabrication of
3.1.1 Fordefinitionsoftermsusedinthisspecification,refer
multiple ply roofing and waterproofing membranes.
to Terminology D 1079.
1.2 This specification is intended as a material specification
3.2 Definitions of Terms Specific to This Standard:
only. Issues regarding the suitability of specific roof construc-
3.2.1 elongation at 5 % of maximum load— the elongation
tions or application techniques are beyond the scope of this
measured on the load-elongation curve at which point the load
specification.
has dropped to 5 % of its maximum value.
1.3 The specified tests and property limits used to charac-
terize the sheet materials covered by this specification are
4. Classification
intended to establish minimum properties. In-place roof system
4.1 Type I and II modified bituminous sheet materials
design criteria such as fire resistance, field strength, impact/
reinforced with polyester fabric, are covered by this specifica-
puncture resistance, material compatibility, uplift resistance,
tion (see Table 1).
the need for field applied coatings, and others, are factors
4.2 The following grades are used to describe the material
beyond the scope of this material specification.
surfacing:
1.4 The values stated in SI units are to be regarded as the
4.2.1 Grade G—Granule surfacing.
standard. The inch-pound units given in parentheses are for
4.2.2 Grade S—Smooth surfacing.
information only.
1.5 The following precautionary statement pertains only to
5. Materials and Manufacture
the test method portion, Section 9, of this specification: This
5.1 In the process of manufacture, the reinforcement is
standard does not purport to address all of the safety concerns,
saturated with APP modified asphalt and is impregnated and
if any, associated with its use. It is the responsibility of the user
coated on both sides with anAPPmodified bituminous coating.
of this standard to establish appropriate safety and health
TheAPP modified bituminous coating shall be permitted to be
practices and determine the applicability of regulatory limita-
compounded with a mineral stabilizer.
tions prior to use.
5.2 Grade G materials are surfaced on the weather side with
mineralgranules,exceptforanyselvage.Topreventstickingin
2. Referenced Documents
the roll, the reverse side and any selvage shall be permitted to
2.1 ASTM Standards:
be covered with a fine mineral surfacing or any other surfacing
D 1079 Terminology Relating to Roofing, Waterproofing,
2 that will not interfere with adhesion or bonding of the lap
and Bituminous Materials
during application.
D 5147 Test Methods for Sampling and Testing Modified
2 5.3 To prevent sticking in the roll, any selvage will be
Bituminous Sheet Material
surfaced with mineral or other surfacing material that will not
interfere with adhesion or bonding during application.
1
This specification is under the jurisdiction of ASTM Committee D08 on
6. Physical Properties
Roofing,Waterproofing, and Bituminous Materials and is the direct responsibility of
Subcommittee D08.04 on Felts and Fabrics.
6.1 The sheet shall conform to the minimum physical
Current edition approved Aug. 10, 2002. Published September 2002. Originally
e1
properties prescribed in Table 1.
published as D 6222 – 98. Last previous edition D 6222 – 00 .
2
Annual Book of ASTM Standards, Vol 04.04.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1

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D6222–02
TABLE 1 Physical Properties of APP Modified Bituminous Sheet TABLE 2 Dimensions and Mass of APP Modified Bituminous
A A
Materials Using Polyester Reinforcements Sheet Materials Using Polyester Reinforcements
Property Type I Type II Property Type I Type II
Peak load at 23 6 2°C (73.4 6 3.6°F) Thickness, min, mm (mils),
MD and XMD, before and after heat Grade S 3.5 (140) 3.8 (150)
conditioning, kN/m (lbf/in.), minimum 8.8 (50) 14 (80) Grade G 4.0 (160) 4.3 (170)
Elongation at 23
...

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