Standard Test Method for Determination of a Volatile Distillate Fraction of Cold Asphalt Mixtures

SCOPE
1.1 This test method covers the determination, by direct measurement, of the ambient to 500oF (260oC) volatile distillate fraction of cold mix asphalt mixtures.
1.2 A precision and bias statement for the Standard has not been developed since this test method is used for research purposes or information only. Therefore this Standard should not be used for acceptance or rejection of a material for purchasing purposes.
1.3 The values stated in inch-pound units are to be regarded as the standard. The SI units given in parentheses are for information only.
1.4 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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Status
Historical
Publication Date
09-Feb-2001
Drafting Committee
Current Stage
Ref Project

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ASTM D6627-01 - Standard Test Method for Determination of a Volatile Distillate Fraction of Cold Asphalt Mixtures
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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
Designation:D6627–01
Standard Test Method for
Determination of a Volatile Distillate Fraction of Cold
Asphalt Mixtures
This standard is issued under the fixed designation D 6627; 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 theheadistightlyattachedbymeansofaclamp.Theheadshall
be of a metal, preferably copper or brass, and shall be provided
1.1 This test method covers the determination, by direct
with a tubular opening of 25 mm (1 in.) in inside diameter and
measurement, of the ambient to 500°F (260°C) volatile distil-
an additional tubular opening of 13 mm ( ⁄2 in.) in inside
late fraction of cold mix asphalt mixtures.
diameter. Threaded into the 25 mm (1 in.) tubular opening is a
1.2 A precision and bias statement for the Standard has not
stainless steel or brass fitting connected firmly to a ground
been developed since this test method is used for research
glass joint by means of flexible stainless steel or glass tubing.
purposes or information only. Therefore this Standard should
Inserted into the 13 mm ( ⁄2 in.) tubular opening is a metal
not be used for acceptance or rejection of a material for
thermometer with a range of 93 to 538°C (200 to 1000°F)
purchasing purposes.
extending 125 mm (5 in.) into the metal still and firmly
1.3 The values stated in inch-pound units are to be regarded
connected by means of a graphite ferrule compression fitting.
as the standard. The SI units given in parentheses are for
4.2 Condenser, of the water-cooled reflux glass-tube type,
information only.
having a condenser jacket not less than 400 mm (15 ⁄4 in.) long
1.4 This standard does not purport to address all of the
3 1
with an inner tube 9.5 to 13 mm ( ⁄8 to ⁄2 in.) in the outside
safety concerns, if any, associated with its use. It is the
diameter.The end of the condenser inserted in the ground glass
responsibility of the user of this standard to establish appro-
joint shall be ground off at an angle of 30° from the vertical
priate safety and health practices and determine the applica-
axis of the condenser. For mixtures with very volatile solvents,
bility of regulatory limitations prior to use.
it may be necessary to supplement this water-cooled condenser
2. Referenced Documents
with a second water-cooled condenser of approximately the
same dimensions.
2.1 ASTM Standards:
4.3 CollectionFlask, cylinder of well-annealed glass having
D 244 Test Methods and Practices for EmulsifiedAsphalts
a capacity of 100 mL graduated with divisions of 0.1 mL and
D 979 Practice for Sampling Bituminous Paving Mixtures
attached to the condenser(s) by means of a well-annealed glass
D 1461 Test Method for Moisture or Volatile Distillates in
bend. The glass bend attaching the condenser to the graduated
Bituminous Paving Mixtures
cylinder is secured by ground glass joints on either end and
D 4753 Specification or Evaluating, Selecting and Specify-
vented witha3mm( ⁄8 in.) vent on top of the bend directly
ing Balances and Scales for Use in Soil, Rock and
above the graduated cylinder to prevent pressure in the
Construction Materials Testing
apparatus. The collection flask is submerged to the top of the
3. Significance and Use
gradations in an ice bath.
4.4 Distillation Liquid, 40 mL of distilled water.
3.1 This test method is used for determining the amount of
4.5 Heating Device, of high temperature electrical heating
a temperature specific volatile distillate fraction in cold mix
tape wrapped around the entire still and the connecting tubing
asphalt mixtures.
between the still and condenser.Avariable voltage transformer
4. Apparatus
connected to the heating tape is used to control the rate of
temperature rise to approximately 5°C (10°F) per minute.
4.1 AVertical Cylindrical Metal Still, similar to that used in
Insulate the entire still, including the connecting tubing from
Test Methods D 244, having a faced flange at the top to which
the still to the condenser, with 25 mm (1 in.) of fiberglass
insulation to prevent heat loss.
This test method is under the jurisdiction of AS
...

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