ASTM D4324-97

Standard Test Method for Carbon Black, Pelleted-Pellet Attrition (Withdrawn 1998)

General Information

• Status: Withdrawn
• Technical Committee: D24 - Carbon Black
• Drafting Committee: D24.51 - Carbon Black Pellet Properties

Standards Content (Sample)

STD.ASTM D432Y-ENGL 3,997 - 0759530 ObLL205 256 m
AMERICAN SOCIETY FOR TESTING AND MATERIALS
Designation: D 4324 - 97
100 Barr Harbor Dr., West Conshohocken, PA 19428
m
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Test Method for
Carbon Black, Pelleted-Pellet Attrition’
1. scope 5. Apparatus
1.1 This test method covers the determination of pellet 5.1 Mechanicd Sieve Shaker.4
attrition of pelleted carbon black. 5.2 Sieves, six 125 pm (U.S. Standard No. 120), having a
1.2 The values stated in SI units are to be regarded as the 200 mm (8 in.) diameter and 25 mm (1 in.) height, or
standard. The values in parentheses are for information only. equivalent, conforming to Specification E 11.
1.3 This standard does not purport to address all of the 5.3 Sieve Separator Receivers, five.
safety concerns, if any, associated with its 21se. It is the 5.4 Sieve Cover.
responsibility of the user of this standard to establish appre 5.5 Bottom Receiver Pan.
priate safety and health practices and determine the applica- 5.6 Rijk Sampk Splitter.
bility of regulatory limitations prior to use. 5.7 Small &oop or Large Spoon.
5.8 Balance, 0. l-g sensitivity.
2. Referenced Documents
6. Sampling
2.1 ASTM Standards:
6.1 Samples shall be taken in accordance with Practices
D 1508 Test Method for Carbon Black, Pelleted-Fines
D 1799 and D 1900.
Content*
6.2 Practice D 5817 shall be used for reduction and
D 15 11 Test Method for Carbon Black-Pellet Size
blending of samples.
Distribution2
D 1799 Practice for Carbon Black-Sampling Packaged
7. procedare
Shipments2
7.1 Stack the sieves in the following order Corn bottom to
D 1900 Practice for Carbon Black-Sampling Bulk Ship
top: Bottom receiver, 125~pm sieve, separator receiver,
ments2
125~pm sieve, and four additional separator receivets and
D4483 Practice for Determining Precision for Test
sieves, alternately pIaced and with the cover placed on the
Method Standards in the Rubber and Carbon Black
top sieve.
Industries2
7.2 Weigh 25.0 g of test sample, being careful to dip
D 58 17 Practice for Carbon Black, Pelleted-Reduction and
approximately 25 g of material Corn the sample pan of the
Blending of Gross SamplesZ
rifIIe sample splitter.
E 11 Specification for Wire-Cloth Sieves for Testing Pur-
poses3 Nur~ I-lt~notgoodpracticetoweigh-outthesamplebypo~
itdirectlyoutofthesplittacontainersincetbefinesandsmall~
wintfmdtomnain
3. Summary of Test Method intbecontainerwhilethelargepenetspouroutlilst-
3.1 A test sample of carbon black is placed on a 125+m
7.3 Transfer each test sample to an individual 12-m
sieve and shaken in a mechanical sieve shaker for 5 tnin to
sieve.
remove the fines (see Test Method D 1508). The same test
sample is shaken for an additional 15 mitt to determine the
amount of pellet breakdown or attrition created during this
7.4 Complete the assembly with the cover and transfer to
additional shake interval. The attrition is expressed in
the shaker. Tiiten the stack in the shaker to eliminate any
percent.
looseness.
7.5 Start the shaker and allow to shak
...