Astm D 4244 – 95 (Reapproved 2001) pdf free download

Standard Specification for
General-Purpose, Heavy-Duty, and Extra-Heavy-Duty
Acrylonitrile-Butadiene/Poly(Vinyl Chloride) (NBR/PVC)
Jackets for Wire and Cable1

This standard is issued under the fixed designation D 4244; 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 last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

1. Scope

1.1 This specification covers durable, crosslinked black or
colored acrylonitrile-butadiene/poly(vinyl chloride) (NBR/
PVC) compounds suitable for use as outer coverings or jackets
on electrical cables for general-purpose, heavy-duty, and extra heavy-duty service.

1.2 General-purpose and heavy-duty jackets are not recommended for installation at a temperature lower than −25°C and
extra-heavy-duty jackets at a temperature lower than −10°C.

1.3 Compounds are based on a fluxed blend of an
acrylonitrile-butadiene synthetic rubber and poly(vinyl chloride) resin.

1.4 The values stated in inch-pound units are the standard,
except in cases where SI units are more appropriate. The values
given in parentheses are for information only.

2. Referenced Documents

2.1 ASTM Standards:
D 470 Test Methods for Crosslinked Insulations and Jackets
for Wire and Cable2
D 1499 Practice for Filtered Open-Flame Carbon-Arc Exposures of Plastics3
G 23 Practice for Operating Light-Exposure Apparatus

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