Standard Specification for Sulfone Plastics (SP)

SCOPE
1.1 This specification covers the classification of sulfone plastics suitable for injection molding and extrusion.
1.2 The properties included in this specification are those required to identify the compositions covered. There may be other requirements necessary to identify particular characteristics important to specialized applications. These will be specified by using the suffixes in Section 5.
1.3 This specification is intended to be a means of calling out sulfone plastics used in the fabrication of end items or parts. Material selection should be made by those having expertise in the plastics field after careful consideration of the design and the performance required of the part, the environment to which it will be exposed, the fabrication process to be employed, and the inherent properties of the material other than those covered by this specification.
1.4 Sulfone polymers, being thermoplastic, are reprocessable and recyclable. This specification allows for the use of those sulfone polymer materials, provided that any specific requirements are met.
1.5 The following safety hazards caveat pertains only to the test method portion, Section 11, of this standard: 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.
Note 1—Reference Guide D 5033 for information and definitions related to recycled plastics.
Note 2— There is no equivalent ISO standard.

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Publication Date
09-Aug-2001
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ASTM D6394-99 - Standard Specification for Sulfone Plastics (SP)
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NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: D 6394 – 99
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Specification for
Sulfone Plastics (SP)
This standard is issued under the fixed designation D 6394; 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.
1. Scope D 789 Test Methods for Determination of Relative Viscos-
ity and Moisture Content of Polyamide (PA)
1.1 This specification covers the classification of sulfone
D 790 Test Methods for Flexural Properties of Unreinforced
plastics suitable for injection molding and extrusion.
and Reinforced Plastics and Electrical Insulating Materi-
1.2 The properties included in this specification are those
als
required to identify the compositions covered. There may be
D 792 Test Methods for Density and Specific Gravity (Rela-
other requirements necessary to identify particular character-
tive Density) of Plastics by Displacement
istics important to specialized applications. These will be
D 883 Terminology Relating to Plastics
specified by using the suffixes in Section 5.
D 1238 Test Method for Flow Rates of Thermoplastics by
1.3 This specification is intended to be a means of calling
Extrusion Plastometer
out sulfone plastics used in the fabrication of end items or
D 1600 Terminology for Abbreviated Terms Relating to
parts. Material selection should be made by those having
Plastics
expertise in the plastics field after careful consideration of the
D 3641 Practice for Injection Molding Test Specimens of
design and the performance required of the part, the environ-
Thermoplastic Molding and Extrusion Materials
ment to which it will be exposed, the fabrication process to be
D 3892 Practice for Packaging/Packing of Plastics
employed, and the inherent properties of the material other
D 4000 Classification System for Specifying Plastic Mate-
than those covered by this specification.
rials
1.4 Sulfone polymers, being thermoplastic, are reprocess-
D 4019 Test Method for Moisture in Plastics by Coulomet-
able and recyclable. This specification allows for the use of
ric Regeneration of Phosphorus Pentoxide
those sulfone polymer materials, provided that any specific
D 5033 Guide for the Development of Standards Relating to
requirements are met.
the Proper use of Recycled Plastics
1.5 The following safety hazards caveat pertains only to the
D 5630 Test Method for Ash Content in Thermoplastics
test method portion, Section 11, of this standard: This standard
E 29 Practice for Using Digits on Test Data to Determine
does not purport to address all of the safety concerns, if any,
Conformance With Specifications
associated with its use. It is the responsibility of the user of this
2.2 ISO Standards:
standard to establish appropriate safety and health practices
ISO 1628-1 Determination of the Viscosity of Polymers in
and determine the applicability of regulatory limitations prior
Dilute Solution Using Capillary Viscometer—Part 1: Gen-
to use.
eral Principles
NOTE 1—Reference Guide D 5033 for information and definitions
ISO 1628-5 Determination of the Viscosity of Polymers in
related to recycled plastics.
Dilute Solution Using Capillary Viscometers
NOTE 2—There is no equivalent or similar ISO standard.
3. Terminology
2. Referenced Documents
3.1 Except for terms defined below, the terminology used in
2.1 ASTM Standards:
this specification is in accordance with Terminologies D 883
D 256 Test Methods for Determining the Pendulum Impact
and D 1600.
Resistance of Notched Specimens of Plastics
3.2 Definitions of Terms Specific to This Standard:
D 618 Practice for Conditioning Plastics and Electrical
3.2.1 sulfone plastics, n—plastics based on any of various
Insulating Materials for Testing
aromatic polymers which contain diphenyl sulfone in the
D 638 Test Method for Tensile Properties of Plastics
backbone of the repeating unit of the molecule.
D 648 Test Method for Deflection Temperature of Plastics
3.2.1.1 Discussion—All of the sulfone polymers which are
Under Flexural Load
1 3
This specification is under the jurisdiction of ASTM Committee D20 on Annual Book of ASTM Standards, Vol 08.02.
Plastics and is the direct responsibility of Subcommittee D20.15 on Thermoplastic Annual Book of ASTM Standards, Vol 08.03.
Materials. Annual Book of ASTM Standards, Vol 14.02.
Current edition approved March 10, 1999. Published May 1999. Available from American National Standards Institute, 11 W. 42nd St., 13th
Annual Book of ASTM Standards, Vol 08.01. Floor, New York, NY 10036.
D 6394
material. The types and percentages of reinforcements and additives
under this specification contain ether oxygen which is a
should be shown on the supplier’s technical data sheet unless they are
necessary component of the polymers as in the diphenyl
proprietary in nature. If necessary, additional callout of these reinforce-
sulfone moiety. Examples of moieties which can be part of the
ment and additives can be accomplished by use of the suffix part of the
backbone of the repeating unit, in addition to diphenyl sulfone,
system (see Section 5).
are diphenyl isopropylidene, and biphenyl. Blends of these
4.2.2 Specific requirements for reinforcement, filled, or
polymers can exist as well as co- and ter-polymers. Commer-
lubricated sulfone plastics shall be shown by a six-character
cial polymers that are members of this class of thermoplastics
designation. The designation will consist of the letter “A” and
include polysulfone (PSU), polyether sulfone (PES), and
the five digits comprising the cell numbers for property
polyphenylsulfone (PPSU) (see Fig. 1).
requirements in the order as they appear in Table A.
4. Classification
4.2.2.1 Although the values listed are necessary to include
the range of properties available in existing materials, users
4.1 Unreinforced sulfone plastics are classified into groups
should not infer that every possible combination of the
according to their composition. These groups are subdivided
properties exists or can be obtained.
into classes and grades as shown in Table SP.
4.2.3 When the grade of the basic material is not known, or
NOTE 3—An example of this designation system is given below. The
is not important, the “0” grade shall be used for the reinforced
designation SP0213 indicates the following:
materials in this system.
NOTE 5—An example of this classification for a reinforced sulfone
SP 5 sulfone plastics as defined in Section 3,
plastics material is given as follows. The designation SP0213G30A43460
02 (Group) 5 polyether sulfone, as defined in Terminology D 1600,
would have the following material requirements:
1 (Class) 5 high temperature, and
SP0213 5 poly(ether sulfone) with minimum requirements given in Table
3 (Grade) 5 minimum requirements given in Table SP.
SP,
4.1.1 To facilitate incorporation of future or special materi- G30 5 glass reinforced at the 30 % nominal level,
A 5 Table A property requirements,
als the “Other” category for group (00), class (0), and grade (0)
4 5 tensile strength, 95 MPa a minimum,
is shown in Table SP. The basic properties of these materials
3 5 flexural modulus, 4.5 GPa minimum,
4 5 Izod impact, 50 J/m minimum,
can be obtained from Table A as they apply.
6 5 deflection temperature, 200°C minimum, and
4.2 Reinforced, filled, and lubricated versions of sulfone
0 5 unspecified.
plastics that are in Table SP are classified in accordance with
If no properties are specified, the designation would be
Tables SP and A. Table SP is used to specify the group of
SP0213G30A00000.
sulfone plastics and Table A is used to specify the property
requirements after the addition of reinforcements, pigments,
5. Suffixes
fillers, or lubricants at the nominal level indicated (see 4.2.1).
5.1 Suffixes that may be used are listed in Table 3 of
4.2.1 Reinforcements and Additive Materials—A symbol
Classification D 4000.
(single-letter) is used for the major reinforcement or combina-
5.2 If the requirements for the poly(ether sulfone) material
tion, or both, along with two numbers which indicate the
in 4.2.3 also included flammability requirements, the following
percentage of addition by mass with the tolerances tabulated as
example indicates the call-out:
follows:
SP0213G30A43460FL310
Symbol Material Tolerance
SP0213G30A43460 5 same as in 4.2.3.
C Carbon and graphite fiber reinforced 6 3%
From Table 3 in Classification D 4000 the following is obtained:
G G
...

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