Standard Test Method for Adhesion of Mineral Aggregate to Hot Bitumen

SCOPE
1.1 This test method determines the adhesion of mineral aggregate when applied over a pour coat of hot bitumen on a roof membrane.
1.2 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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Historical
Publication Date
09-Jun-2000
Current Stage
Ref Project

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ASTM D5100-95a(2000)e1 - Standard Test Method for Adhesion of Mineral Aggregate to Hot Bitumen
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
e1
Designation: D 5100 – 95a (Reapproved 2000)
Standard Test Method for
Adhesion of Mineral Aggregate to Hot Bitumen
This standard is issued under the fixed designation D 5100; 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.
e NOTE—Editorially switched from English dominant to SI dominant.
1. Scope allowed to cool, the loose aggregate is removed and weighed,
and the mass of adhered aggregate is calculated and reported.
1.1 This test method determines the adhesion of mineral
aggregate when applied over a pour coat of hot bitumen on a
5. Significance and Use
roof membrane.
5.1 The quantities of mineral aggregate adhered to the
1.2 The values stated in SI units are to be regarded as the
surface of a roof vary with the characteristics and total amount
standard. The values given in parentheses are for information
of the aggregate. Mineral aggregate shields bituminous mem-
only.
branes from solar radiation. Unadhered mineral aggregate can
1.3 This standard does not purport to address all of the
be displaced by wind, water, and traffic, exposing the bitumen.
safety concerns, if any, associated with its use. It is the
5.2 This test method provides a laboratory means of deter-
responsibility of the user of this standard to establish appro-
mining and recording the mass of aggregate that adheres to a
priate safety and health practices and determine the applica-
bituminous pour coat.
bility of regulatory limitations prior to use.
6. Apparatus
2. Referenced Documents
6.1 Steel Tray, measuring 143 mm (5 ⁄8 in.) 6 1 % square
2.1 ASTM Standards:
by 13 mm (0.5 in.) 6 10 % in height.
D 226 Specification for Asphalt-Saturated Organic Felt
6.2 Scales, for weighing bitumen and mineral aggregate,
Used in Roofing and Waterproofing
2 balance 1.00-kg ( 2.2-lb) capacity, sensitive to 0.01 % of the
D 312 Specification for Asphalt Used in Roofing
capacity.
D 450 Specification for Coal-Tar Pitch Used in Roofing,
2 6.3 Containers, for hot bitumen and mineral aggregate ( 1-L
Dampproofing, and Waterproofing
(1-qt) capacity).
D 1079 Terminology Relating to Roofing, Waterproofing,
and Bituminous Materials
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 be Type 1 complying with
3.1 Definitions—For definitions of terms used in this test
Specification D 226.
method, see Terminology D 1079.
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 A small section of roof surface is fabricated with roofing
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,
pour coat and mineral aggregate surfacing. The assembly is
or 300 g (0.66 lb) of slag mineral aggregate surfacing 61%.
Record this mass as A. This is equivalent to 19.5 kg/m (400
2 2 2
lb/100 ft ) and 14.6 kg/m (300 lb/100 ft ), respectively.
This test method is under the jurisdiction of ASTM Committee D-8 on Roofing,
7.4 Apply top pour coat of bitumen uniformly according to
Waterproofing, and Bituminous Materialsand is the direct responsibility of Subcom-
mittee D08.03on Surfacing and Bituminous Materials for Membrane Waterproofing
quantities and temperatures listed in Table 1.
and Builtup Roofing.
7.5 Immediately apply mineral aggregate into
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