Astm D 4218 – 96 (Reapproved 2001) pdf free download

Standard Test Method for
Determination of Carbon Black Content in Polyethylene
Compounds By the Muffle-Furnace Technique1

This standard is issued under the fixed designation D 4218; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of the last revision. A number in parentheses indicates the year of the last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

1. Scope

1.1 This test method covers the determination of black
polyethylene compounds containing channel or furnace black.
It is not applicable to thermal black.

1.2 This test method is not suitable for plastics that char on
pyrolysis and should not be attempted for plastics that generate
corrosive fumes on pyrolysis.

1.3 The values stated in SI units are to be regarded as the

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. Specific hazard
statements are given in Section 7.
NOTE 1—There is no similar or equivalent ISO standard.

2. Referenced Documents

2.1 ASTM Standards:
D 883 Terminology Relating to Plastics2
D 1603 Test Method for Carbon Black in Olefin Plastics2
D 2741 Test Method for Susceptibility of Polyethylene
Bottles to Soot Accumulation3
E 380 Practice for Use of the International System of Units
(SI) (The Modernized Metric System)4
E 691 Practice for Conducting an Interlaboratory Study to
Determine the Precision of a Test Method5

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