ASTM D1511-00e2
(Test Method)Standard Test Method for Carbon Black-Pellet Size Distribution
Standard Test Method for Carbon Black-Pellet Size Distribution
SCOPE
1.1 This test method covers the determination of the pellet size distribution of carbon black.
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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Designation:D1511–00
Standard Test Method for
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Carbon Black—Pellet Size Distribution
This standard is issued under the fixed designation D 1511; 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.
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e NOTE—Footnotes 4, 5, and 6 were updated in December 2002.
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e NOTE—Paragraph 4.5.2 and footnotes 3, 4, and 5 were editorially updated in December 2004.
1. Scope other variables that influence dispersion and handling, the
significance of pellet size must be determined by the user.
1.1 This test method covers the determination of the pellet
size distribution of carbon black.
4. Apparatus
1.2 The values stated in SI units are to be regarded as the
4.1 Riffle Sample Splitter as specified in D 5817.
standard. The values given in parentheses are for information
4.2 Balance with a sensitivity of 0.1 g.
only.
4.3 Sieves—U.S.StandardSievesorequivalent,conforming
1.3 This standard does not purport to address all of the
to Specification E11. Sieve Nos. 10, 18, 35, 60, and 120,
safety concerns, if any, associated with its use. It is the
having openings respectively of 2000, 1000, 500, 250, and 125
responsibility of the user of this standard to establish appro-
µm, shall be used. The sieves shall be 25 mm (1 in.) in height
priate safety and health practices and determine the applica-
and 200 mm (8 in.) in diameter.
bility of regulatory limitations prior to use.
4.4 Bottom receiver pan and top sieve cover.
2. Referenced Documents 4.5 Sieve Shaker—Any equipment that will vibrate or shake
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a stack of sieves in a manner that will allow the pellets to
2.1 ASTM Standards:
separate into size fractions without excessive pellet breakage.
D 1799 Practice for Carbon Black—Sampling Packaged
The following three types of shakers have been found satis-
Shipments
factory for determining the pellet size distribution of pelleted
D 1900 Practice for Carbon Black—Sampling Bulk Ship-
carbon black.
ments
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4.5.1 Mechanical Sieve Shaker —The Ro-Tap Siever im-
D 4483 Practice for Determining Precision for Test Method
parts a uniform rotary and tapping motion to a stack of sieves
Standards in the Rubber and Carbon Black Industries
as described in 4.3. The shaker machine shall be powered with
D 5817 Practice for Carbon Black, Pelleted-Reduction and
an electric motor producing 181 to 183 rads/s (1725–1750
Blending of Gross Samples
r/min). This will produce 140 to 160 raps/min and 280 to 320
E11 Specification for Wire-Cloth Sieves for Testing Pur-
rotary motions/min. The cover plate shall be fitted with a cork
poses
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stopper that shall extend 3–9 mm ( ⁄8 to ⁄8 in.) above the metal
3. Significance and Use recess. Materials other than cork, such as rubber or wood, are
unacceptable. The height of the RoTap hammer shall be set at
3.1 The variation in the size of the pellets may relate to the
3.30 cm 6 0.15 cm (1–5/16 in. 6 1/16 in.).
levelofdispersionandtotheeaseofhandling.Duetothemany
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This test method is under the jurisdiction ofASTM Committee D24 on Carbon
Black and is the direct responsibility of Subcommittee D24.51 on Carbon Black
Pellet Properties.
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Current edition approved Nov. 10, 2000. Published December 2000. Originally The sole source of supply of the Ro-Tap Siever known to the committee at this
approved in 1957. Last previous edition approved in 1998 as D 1511 – 98. time is WS Tyler, 8570 Tyler Blvd., Mentor, OH 44060, E-mail:
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or wstyler@wstyler.com. If you are aware of alternative suppliers, please provide this
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM information to ASTM International Headquarters. Your comments will receive
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Standards volume information, refer to the standard’s Document Summary page on careful consideration at a meeting of the responsible technical committee, which
the ASTM website. you may attend.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D1511–00
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4.5.2 Vibratory Siever —The Retsch Sieve Shaker AS200 6.3.5 Remove the sieve assembly from the apparatus and
has variable timer and amplitude settings. When set at 3 weigh individually the carbon black retained on each sieve and
minutes and 0.5 amplitude, the AS200 provides satisfactory bottom receiver pan to the nearest 0.1 g.
results. It accommodates a stack of sieves as described in 4.3. 6.3.6 Record the data and calculate as noted in Section 7.
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4.5.3 Automatic Sieve Shaker —The Gradex 2000 auto- 6.4 Automatic Sieve Shaker
ma
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