Standard Test Method for Carbon Black, Pelleted-Pour Density

SCOPE
1.1 This test method covers the determination of the pour density of pelleted carbon blacks.  
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.  
1.3 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-May-1999
Technical Committee
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ASTM D1513-99ae1 - Standard Test Method for Carbon Black, Pelleted-Pour Density
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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e1
Designation: D 1513 – 99a
Standard Test Method for
Carbon Black, Pelleted—Pour Density
This standard is issued under the fixed designation D 1513; 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—Section 8.1.2 was corrected editorially in October 1999.
1. Scope 4.2 Straightedge or Spatula, at least 150 mm (6 in.) in
length.
1.1 This test method covers the determination of the pour
4.3 Balance, torsion or trip, with a sensitivity of 0.1 g.
density of pelleted carbon blacks.
1.2 The values stated in SI units are to be regarded as the
5. Sampling
standard. The values given in parentheses are for information
5.1 Samples shall be taken in accordance with Practice
only.
D 1799 or Practice D 1900.
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
6. Procedure
responsibility of the user of this standard to establish appro-
6.1 Pour the carbon black into the center of the tared
priate safety and health practices and determine the applica-
container from a height not more than 50 mm (2 in.) above the
bility of regulatory limitations prior to use.
rim. A large enough excess should be used to form a cone
2. Referenced Documents above the rim of the cylindrical container. Level the surface
with a single sweep of the straightedge or spatula held
2.1 ASTM Standards:
perpendicular to and in firm contact with the lip of the
D 1799 Practice for Carbon Black—Sampling Packaged
2 container. Record the mass of the carbon black to the nearest
Shipments
gram.
D 1900 Practice for Carbon Black—Sampling Bulk Ship-
ments
7. Calculation
7.1 Calculate the pour density to the nearest kg/m as
3. Significance and Use
follows:
3.1 The pour density of carbon black is useful for estimating
D 5 W/10 3 16 (1)
the weight-to-volume relationship for certain applications,
such as automatic batch loading systems, and for estimating
where:
weights of bulk shipments.
D = pour density, kg/m , and
W = mass of carbon black, g.
4. Apparatus
4.1 Cylindrical Container, 624-cm capacity, having a uni- NOTE 1—The density in inch-pound units can be calculated by the
following equation:
form height and no pouring lip or deformation of the wall. A
satisfactory container can be made by pouring 624 cm of d 5 D 4 16 5 W/10 (2)
water at 20°C into a 1000 or 1200-cm stainless steel beaker
where:
100 6 5mm(4 6 0.2 in.) in diameter, marking the water level
d = pour density, lb/ft ,
and then cutting at the mark after chucking firmly in a lathe.
D = pour density, kg/m , and
W = mass of carbon black, g.
8. Report
This test method is under the jurisdiction of ASTM Committee D-24 on Carbon
Black and is the direct responsibility of Subcommittee D24.51 on Carbon Black
8.1 Report the following information:
Pellet Properties.
8.1.1 Proper identification of the sample, and
Current edition approved May 10, 1999. Published June 1999. Originally
8.1.2 Result obtained, reported to the nearest kg/m (0.1
published as D 1513 – 57 T. Last previous edition D 1513 –99.
Annual Book of ASTM Standards, Vol 09.01. lb/ft ).
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
e1
D 1513 – 99a
TABLE 1 Test Method Precision—Type 1: Pour Density
A A
Within Laboratory Between Laboratory
Mean Level
Material
3 3
kg/m (lb/ft )
S r (r) S R (R)
r R
C 380 (23.8) 2.8 (0.18) 7.9 (0.50) 2.1 4.5 (0.28) 12.9 (0.80) 3.4
B 434 (27.1) 2.2 (0.14) 6.2 (0.39) 1.4 6.3 (0.39) 17.7 (1.11) 4.1
A 540 (33.7) 3.3
...

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