ASTM D5100/D5100M-95a(2010)e1

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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´1
Designation: D5100/D5100M − 95a (Reapproved 2010)
Standard Test Method for
Adhesion of Mineral Aggregate to Hot Bitumen
This standard is issued under the fixed designation D5100/D5100M; 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.
´ NOTE—Units information was corrected editorially in July 2010.
1. Scope pour coat and mineral aggregate surfacing. The assembly is
allowed to cool, the loose aggregate is removed and weighed,
1.1 This test method determines the adhesion of mineral
and the mass of adhered aggregate is calculated and reported.
aggregate when applied over a pour coat of hot bitumen on a
roof membrane.
5. Significance and Use
1.2 The values stated in either SI units or inch-pound units
5.1 The quantities of mineral aggregate adhered to the
are to be regarded separately as standard. The values stated in
surface of a roof vary with the characteristics and total amount
each system may not be exact equivalents; therefore, each
of the aggregate. Mineral aggregate shields bituminous mem-
system shall be used independently of the other. Combining
branes from solar radiation. Unadhered mineral aggregate can
values from the two systems may result in non-conformance
be displaced by wind, water, and traffic, exposing the bitumen.
with the standard.
5.2 This test method provides a laboratory means of deter-
1.3 This standard does not purport to address all of the
mining and recording the mass of aggregate that adheres to a
safety concerns, if any, associated with its use. It is the
bituminous pour coat.
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica-
6. Apparatus
bility of regulatory limitations prior to use.
6.1 Steel Tray,measuring143mm[5 ⁄8in.] 61%squareby
13 mm [0.5 in.] 6 10% in height.
2. Referenced Documents
6.2 Scales, for weighing bitumen and mineral aggregate,
2.1 ASTM Standards:
balance 1.00-kg [2.2-lb] capacity, sensitive to 0.01% of the
D226Specification forAsphalt-Saturated Organic Felt Used
capacity.
in Roofing and Waterproofing
D312Specification for Asphalt Used in Roofing
6.3 Containers, for hot bitumen and mineral aggregate (1-L
D450Specification for Coal-Tar Pitch Used in Roofing,
[1-qt] capacity).
Dampproofing, and Waterproofing
D1079Terminology Relating to Roofing and Waterproofing 7. Procedure
7.1 Cut a piece of saturated felt to just cover the bottom of
3. Terminology
the steel tray; the saturated felt shall beType 1 complying with
3.1 Definitions—For definitions of terms used in this test
Specification D226.
method, see Terminology D1079.
7.2 Attach the saturated felt to the inside of the tray with a
4. Summary of Test Method
thin film of a release agent such as silicone stopcock grease or
petroleum jelly. Lightly grease the insides of the sides of the
4.1 Asmallsectionofroofsurfaceisfabricatedwithroofing
tray with the same material.
felt or membrane using measured amounts of a bituminous
7.3 Weigh out 400 g [0.88 lb] of gravel, chert, or trap rock,
ThistestmethodisunderthejurisdictionofASTMCommitteeD08onRoofing
or 300 g [0.66 lb] of slag mineral aggregate surfacing 61%.
and Waterproofing and is the direct responsibility of Subcommittee D08.03 on 2
Record this mass as A. This is equivalent to 19.5 kg/m [400
Surfacing and Bituminous Materials for Membrane Waterproofing and Built-up
2 2 2
lb/100 ft ] and 14.6 kg/m [300 lb/100 ft ], respectively.
Roofing.
CurrenteditionapprovedJuly1,2010.PublishedJuly2010.Originallyapproved
7.4 Apply top pour coat of bitumen uniformly according to
in 1990. Last previous edition approved in 2005 as D5100–95a (2005). DOI:
quantities and temperatures listed in
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