Standard Specification for Extruded and Compression Molded Basic Shapes Made from Thermoplastic Polyester (TPES)

ABSTRACT
This specification covers requirements and test methods for the material, dimensions, and workmanship, and the properties of extruded and compression molded plate, rod and tubular bar manufactured from thermoplastic polyester. Each type of thermoplastic polyester shape may be categorized into one of several grades as follows: grade 1 - general purpose-extruded or compression molded product made using only 100 % virgin thermoplastic polyester resin and grade 2 - recycled-extruded or compression molded product made using any amount up to 100 % recycled thermoplastic polyester plastics. Tensile stress break, elongation at break, and tensile modulus shall be tested to meet the requirements prescribed.
SCOPE
1.1 This specification covers requirements and test methods for the material, dimensions, and workmanship, and the properties of extruded and compression molded plate, rod and tubular bar manufactured from thermoplastic polyester.
1.2 The properties included in this specification are those required for the compositions covered Requirements necessary to identify particular characteristics important to specialized applications may be described by using the classification system given in Section 4.
1.3 This specification allows the use of recycled plastics² (see Section 4).
1.4 The values are stated in inch-pound units and are regarded as the standard in all property and dimensional tables. For reference purposes, SI units are also included in Table 1 and Table S-TPES only.
1.5 The following precautionary caveat pertains only to the test method portions sections of this specification. 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 similar or equivalent ISO Standard.

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Historical
Publication Date
09-Mar-2003
Technical Committee
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ASTM D6261-98(2003) - Standard Specification for Extruded and Compression Molded Basic Shapes Made from Thermoplastic Polyester (TPES)
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: D6261 – 98 (Reapproved 2003)
Standard Specification for
Extruded and Compression Molded Basic Shapes Made
1
from Thermoplastic Polyester (TPES)
This standard is issued under the fixed designation D6261; 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.
INTRODUCTION
This specification is intended to be a means of calling out mechanical grade plastic product used in
the fabrication of end items or parts.
1. Scope D256 Test Methods for Determining the Izod Pendulum
Impact Resistance of Plastics
1.1 This specification covers requirements and test methods
D618 Practice for Conditioning Plastics for Testing
for the material, dimensions, and workmanship, and the prop-
D638 Test Method for Tensile Properties of Plastics
erties of extruded and compression molded plate, rod and
D790 Test Methods for Flexural Properties of Unreinforced
tubular bar manufactured from thermoplastic polyester.
and Reinforced Plastics and Electrical Insulating Materials
1.2 The properties included in this specification are those
D883 Terminology Relating to Plastics
required for the compositions covered Requirements necessary
D3892 Practice for Packaging/Packing of Plastics
to identify particular characteristics important to specialized
D4507 Specification for Thermoplastic Polyester (TPES)
applications may be described by using the classification
Unfilled and Reinforced Material
system given in Section 4.
2 D4000 Classification System for Specifying Plastic Materi-
1.3 This specification allows the use of recycled plastics
als
(see Section 4).
D5033 Guide for Development of ASTM Standards Relat-
1.4 The values are stated in inch-pound units and are
4
ing to Recycling and Use of Recycled Plastics
regarded as the standard in all property and dimensional tables.
D5927 Classification System for Thermoplastic Polyester
For reference purposes, SI units are also included in Table 1
(TPES) Injection and Extrusion Materials Based on ISO
and Table S-TPES only.
Test Methods
1.5 The following precautionary caveat pertains only to the
2.2 ANSI Standard:
test method portions sections of this specification. This stan-
Z1.4-1993 Sampling Procedures and Tables for Inspection
dard does not purport to address all of the safety concerns, if
5
by Attributes
any, associated with its use. It is the responsibility of the user
of this standard to establish appropriate safety and health
3. Terminology
practices and determine the applicability of regulatory limita-
3.1 Definitions:
tions prior to use.
3.1.1 For definitions of other technical terms pertaining to
NOTE 1—There is no similar or equivalent ISO Standard.
plastics used in this specification, see Terminology D883 or
Guide D5033.
2. Referenced Documents
3.2 Definitions of Terms Specific to This Standard:
3
2.1 ASTM Standards:
1
3.2.1 plate, n—flat stock ⁄4 in. (6.4 mm) or greater.
3.2.2 recycled-plastic shape, n—a product made from up to
1
100 % recycled plastic.
This specification is under the jurisdiction of ASTM Committee D20 on
Plastics and is the direct responsibility of Subcommittee D20.15 on Thermoplastic 3.2.3 rod, n—an extruded solid cylindrical shape with a
Materials. 1
minimum diameter of ⁄8 in. (3.2 mm).
Current edition approved March 10, 2003. Published May 2003. Originally
approved in 1998. Last previous edition approved in 1998 as D6261 - 98. DOI:
10.1520/D6261-98R03.
2
As defined in Guide D5033.
3 4
For referenced ASTM standards, visit the ASTM website, www.astm.org, or Withdrawn. The last approved version of this historical standard is referenced
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM on www.astm.org.
5
Standards volume information, refer to the standard’s Document Summary page on Available from American National Standards Institute (ANSI), 25 W. 43rd St.,
the ASTM website. 4th Floor, New York, NY 10036, http://www.ansi.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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D6261 – 98 (2003)
3.2.4 tubular bar, n—an extruded annular shape with mini- 4.5.1 Examples:
3
mum inside diameter of ⁄8 in. (9.6 mm) and minimum wall 4.5.1.1 Example 1—Product made from general purpose
1
thickness of ⁄16 in. (1.6 mm). PBT
CELL CALLOUT: S-TPES0111
4. Classification and Material
S-TPES01 = Product made from PBT in accordance with Table
4.1 Product shape and size as defined in the applicable
S-TPES
purchase order.
1 = Unfilled class
1 = General purpose grade product
4.2 Thisspecificationcoversproductextrudedandcompres-
sion molded as listed in Table
...

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