ASTM D1514-04(2011)
(Test Method)Standard Test Method for Carbon BlackSieve Residue
Standard Test Method for Carbon Black<char: emdash>Sieve Residue
SIGNIFICANCE AND USE
The quantity of sieve residue of carbon black is important in some molded or extruded products as it may relate to the surface appearance of those products. The maximum residue in each application is normally determined and agreed to between the user and the producer.
SCOPE
1.1 This test method covers the determination of the water wash sieve residue in regular untreated carbon blacks. It may not be applicable to oil-treated carbon blacks because the oil would prevent proper wetting of the black by water.
1.2 The values stated in SI units are to be regarded as the standard. The values 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. For specific precautionary statements, see Section 6.
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Designation: D1514 − 04(Reapproved 2011)
Standard Test Method for
Carbon Black—Sieve Residue
This standard is issued under the fixed designation D1514; 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.
1. Scope 4. Significance and Use
1.1 This test method covers the determination of the water 4.1 The quantity of sieve residue of carbon black is impor-
wash sieve residue in regular untreated carbon blacks. It may tantinsomemoldedorextrudedproductsasitmayrelatetothe
surfaceappearanceofthoseproducts.Themaximumresiduein
not be applicable to oil-treated carbon blacks because the oil
would prevent proper wetting of the black by water. each application is normally determined and agreed to between
the user and the producer.
1.2 The values stated in SI units are to be regarded as the
standard. The values in parentheses are for information only.
5. Apparatus
3, 4
1.3 This standard does not purport to address all of the
5.1 Sieve and Filtering Apparatus, as shown in Fig. 1.
safety concerns, if any, associated with its use. It is the
5.2 Balance, with a sensitivity of 0.01 g.
responsibility of the user of this standard to establish appro-
5.3 Analytical Balance, with a sensitivity of 0.1 mg.
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use. For specific
5.4 Oven, gravity-convection type, capable of temperature
precautionary statements, see Section 6.
regulation within 61°C at 125°C and temperature uniformity
within 65°C.
2. Referenced Documents
5.5 Sieves, of either phosphor bronze or stainless steel. The
2.1 ASTM Standards:
sieve shall be in accordance with Specification E11. The sieve
D1799 Practice for Carbon Black—Sampling Packaged
to be used shall be agreed upon between the purchaser and the
Shipments
seller.
D1900 Practice for Carbon Black—Sampling Bulk Ship-
5.6 Weighing Dishes.
ments
D4483 Practice for Evaluating Precision for Test Method
6. Precautions
Standards in the Rubber and Carbon Black Manufacturing
6.1 Keep the apparatus clean at all times to prevent con-
Industries
tamination.
E11 Specification for Woven Wire Test Sieve Cloth and Test
6.2 Examinethesieveseachtimetheyareusedtomakesure
Sieves
that no cracks or holes have developed.
3. Summary of Test Method
6.3 Examine the strainer periodically to ascertain that the
filter screen is in good condition.
3.1 Asample of carbon black is washed with water through
a wire-mesh screen of a specified size until all that remains is
7. Sampling
a non-carbon black residue.This residue is dried, weighed, and
7.1 Samples shall be taken in accordance with Practice
the amount of residue is expressed as mg/kg (ppm) of the
D1799 or Practice D1900.
original sample.
Sieve and filtering apparatus, available from Titan Specialties, Inc., P.O. Box
2316, Pampa, TX 70066-2316, has been found suitable. The A2000 Test Set from
This test method is under the jurisdiction ofASTM Committee D24 on Carbon Krahnen IQS, GmbH, Paffrather Str. 13–15, D-51069 Koeln, Germany, has been
Black and is the direct responsibility of Subcommittee D24.31 on Non-Carbon found suitable.AnASTM specified apparatus modified with an enlarged funnel leg
Black Components of Carbon Black. ID (5.080 cm or 2.0 in.) and sieve screen OD (6.032 cm or 2.375 in.) has also been
CurrenteditionapprovedMay1,2011.PublishedJuly2011.Originallyapproved found suitable.
in 1957. Last previous edition approved in 2004 as D1514 – 04. DOI: 10.1520/ The sole source of supply of housing No. 20 and cartridge No. 30 known to the
D1514-04R11. committee at this time is Amtek, Plymouth Products Division, 562 Indiana Ave.,
For referenced ASTM standards, visit the ASTM website, www.astm.org, or Sheboygan, WI 53081. 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
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.
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D1514 − 04 (2011)
NOTE 1—If desired, it shall be permissible to disperse the carbon black
in water using a high speed stirring apparatus. It shall also be permissible
to utilize wetting agents to facilitate dispersion. Care must be taken to
ensure that all of the solid material is transferred from the vessel used for
dispersing the black into the funnel of the washing apparatus.
9.7 Use a gentle stream of water from the hose attached to
valve D to wash down any carbon black on the sides of the
funnel.
9.8 Continue washing until the wash water coming through
the sieve is clear.
9.9 Remove the sieve holder and sieve from the funnel and
rub the residue lightly with the finger to disaggregate any hard
carbon black lumps which may not have been thoroughly wet
by the water.
9.10 Replace the sieve holder and sieve and wash for an
additional 2 min.
9.11 Remove the sieve holder and sieve and dry for1hat
NOTE 1—Industrial/O.E.M. filter and pleated polyester fabric reusable
125°C.
cartridges have been found to be a satisfactory strainer.
9.12 Transfer the dried residue to a piece of smooth white
NOTE 2—Corrosion-free piping must be used.
bond paper and rub gently to remove any carbon black
NOTE 3—Detailed drawings can be obtained from Test Method
D1514 – 88a.
remaining on the residue. Rub until the white paper no longer
NOTE 4—Spray nozzle: Part No. 460.746.30 BE available from Lechler
shows any smears.
Inc., 445 Kautz Rd., St. Charles, IL 60174, or Titan Specialties Inc., P.O.
Box 2316, Pampa, TX 70066-2316. NOTE 2—The purpose of gently rubbing the residue is to remove any
black that may be clinging to the gritty residue. Do not apply excessive
FIG. 1 Schematic Diagram of Apparatus for Sieve Residue Deter-
force when rubbing, as this action may fracture the residue allowing it to
mination
escape, or may trap the residue in the paper causing a low grit
determination.Similarly,donotweargloveswhenperformingthisstep,as
the residue may be trapped in the glove material, giving a low result.
8. Calibration
9.13 Brushallthelooseresiduetoataredweighingdishand
8.1 Calculate the sieve residue t
...
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