Standard Classification System for Polyamide-Imide (PAI) Molding and Extrusion Materials

ABSTRACT
This classification system covers polyamide-imide materials suitable for injection molding and extrusion. Polyamide-imide materials are classified into groups that are subdivided into classes and grades. These groups are: Group 01 which is suitable for injection molding, Group 02 which is suitable for extrusion, and Group 03 which is for other purposes. Each group is then subdivided into classes such as Class 1 used for general purpose, Class 2 used for wear resistance, Class 3 used for high strength conditions, and Class 0 for other conditions. Different tests shall be conducted in order to determine the following properties of polyamide-imide materials: tensile strength, elongation, flexural strength, flexural modulus, and Izod impact strength.
SCOPE
1.1 This classification system covers polyamide-imide materials suitable for injection molding and extrusion.
1.2 The properties included in this classification system are those required to identify the compositions covered. It is possible that other requirements are necessary to identify particular characteristics important to specialized applications. The use of suffixes as shown in Section 5 is one way of specifying these requirements.
1.3 This standard allows for the use of recycled materials provided that specification requirements based upon this classification system are met.
1.4 This classification system and subsequent line call-out (specification) is intended to be a means of calling out plastics materials used in the fabrication of end items or parts. It is not intended for the selection of materials. Material selection needs to 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, the inherent properties of the material other than those covered by this classification, and the economics.
1.5 The values stated in SI units are to be regarded as the standard. (Reporting in inch-pound units is acceptable.)
1.6 The following precautionary caveat pertains only to the test methods portion, Section 11, of this classification system: 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—There is no known ISO equivalent to this standard.

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Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:D5204 −11
StandardClassification System for
1
Polyamide-Imide (PAI) Molding and Extrusion Materials
This standard is issued under the fixed designation D5204; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* 2. Referenced Documents
2
1.1 This classification system covers polyamide-imide ma- 2.1 ASTM Standards:
terials suitable for injection molding and extrusion.
D149 Test Method for Dielectric Breakdown Voltage and
DielectricStrengthofSolidElectricalInsulatingMaterials
1.2 The properties included in this classification system are
at Commercial Power Frequencies
those required to identify the compositions covered. It is
D150 Test Methods forAC Loss Characteristics and Permit-
possible that other requirements are necessary to identify
tivity (Dielectric Constant) of Solid Electrical Insulation
particular characteristics important to specialized applications.
D256 Test Methods for Determining the Izod Pendulum
The use of suffixes as shown in Section 5 is one way of
Impact Resistance of Plastics
specifying these requirements.
D257 Test Methods for DC Resistance or Conductance of
1.3 This standard allows for the use of recycled materials
Insulating Materials
provided that specification requirements based upon this clas-
D618 Practice for Conditioning Plastics for Testing
sification system are met.
D790 Test Methods for Flexural Properties of Unreinforced
and Reinforced Plastics and Electrical Insulating Materi-
1.4 This classification system and subsequent line call-out
als
(specification) is intended to be a means of calling out plastics
D792 Test Methods for Density and Specific Gravity (Rela-
materials used in the fabrication of end items or parts. It is not
tive Density) of Plastics by Displacement
intendedfortheselectionofmaterials.Materialselectionneeds
D883 Terminology Relating to Plastics
to be made by those having expertise in the plastics field after
D1525 Test Method for Vicat Softening Temperature of
careful consideration of the design and the performance
Plastics
required of the part, the environment to which it will be
D1600 Terminology forAbbreviatedTerms Relating to Plas-
exposed, the fabrication process to be employed, the inherent
tics
properties of the material other than those covered by this
D1708 Test Method forTensile Properties of Plastics by Use
classification, and the economics.
of Microtensile Specimens
1.5 The values stated in SI units are to be regarded as the
D2863 Test Method for Measuring the Minimum Oxygen
standard. (Reporting in inch-pound units is acceptable.)
Concentration to Support Candle-Like Combustion of
1.6 The following precautionary caveat pertains only to the Plastics (Oxygen Index)
test methods portion, Section 11, of this classification system: D3641 Practice for Injection Molding Test Specimens of
This standard does not purport to address all of the safety
Thermoplastic Molding and Extrusion Materials
concerns, if any, associated with its use. It is the responsibility D3892 Practice for Packaging/Packing of Plastics
of the user of this standard to establish appropriate safety and
D4000 Classification System for Specifying Plastic Materi-
health practices and determine the applicability of regulatory
als
limitations prior to use.
E29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications
NOTE 1—There is no known ISO equivalent to this standard.
IEEE/ASTM SI-10 Standard for Use of the International
System of Units (SI): The Modern Metric System
1
ThisclassificationsystemisunderthejurisdictionofASTMCommitteeD20on
Plastics and is the direct responsibility of Subcommittee D20.15 on Thermoplastic
2
Materials. For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Current edition approved Feb. 15, 2011. Published March 2011. Originally contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
approved in 1991. Last previous edition approved in 2006 as D5204 - 06. DOI: Standards volume information, refer to the standard’s Document Summary page on
10.1520/D5204-11. the ASTM website.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D5204−11
3
2.2 Military and Federal Specifications and Standards: 4.3.1 Although the values listed are necessary to include the
MIL-P-46179A Plastic Molding and Extrusion Materials, rangeo
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:D5204–06 Designation: D5204 – 11
Standard Classification System for
1
Polyamide-Imide (PAI) Molding and Extrusion Materials
This standard is issued under the fixed designation D5204; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope*
1.1 This classification system covers polyamide-imide materials suitable for injection molding and extrusion.
1.2 The properties included in this classification system are those required to identify the compositions covered. There may be
It is possible that other requirements are necessary to identify particular characteristics important to specialized applications.These
may be specified by using The use of suffixes as givenshown in Section5.isonewayof specifying these requirements.
1.3 This standard allows for the use of recycled materials provided that specification requirements based upon this classification
system are met.
1.4 This classification system and subsequent line call-out (specification) is intended to be a means of calling out plastics
materials used in the fabrication of end items or parts. It is not intended for the selection of materials. Material selection
shouldneeds to 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, the inherent properties
of the material other than those covered by this classification, and the economics.
1.5 ThevaluesstatedinSIunitsaretoberegardedasthestandard.(Reportingininch-poundunitsisacceptable.)Note1—There
is no equivalent or similar ISO standard.
1.6 The following precautionary caveat pertains only to the test methods portion, Section 11, of this classification system: 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—There is no known ISO equivalent to this standard.
2. Referenced Documents
2
2.1 ASTM Standards:
D149 Test Method for Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating Materials at
Commercial Power Frequencies
D150 Test Methods for AC Loss Characteristics and Permittivity (Dielectric Constant) of Solid Electrical Insulation
D256 Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics
D257 Test Methods for DC Resistance or Conductance of Insulating Materials
D618
D618 Practice for Conditioning Plastics for Testing
D790 Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials
D792 Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement
D883 Terminology Relating to Plastics
D1525 Test Method for Vicat Softening Temperature of Plastics
D1600 Terminology for Abbreviated Terms Relating to Plastics
D1708 Test Method for Tensile Properties of Plastics by Use of Microtensile Specimens
D2863 Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics
(Oxygen Index)
1
This classification system is under the jurisdiction of ASTM Committee D20 on Plastics and is the direct responsibility of Subcommittee D20.15 on Thermoplastic
Materials.
Current edition approved Sept. 1, 2006. Published September 2006. Originally approved in 1991. Last previous edition approved in 2003 as D5204-03. DOI:
10.1520/D5204-06.
Current edition approved Feb. 15, 2011. Published March 2011. Originally approved in 1991. Last previous edition approved in 2006 as D5204 - 06. DOI:
10.1520/D5204-11.
2
ForreferencedASTMstandards,visittheASTMwebsite,www.astm.org,orcontactASTMCustomerServiceatservice@astm.org.ForAnnualBookofASTMStandards
volume information, refer to the standard’s Document Summary page on the ASTM website.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1

---------------------- Page: 1 ----------------------
D5204 – 11
D3641 Practice for Injecti
...

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