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GB/T 44575-2024: Extruded sheets of impact-modified polystyrene(PS-I) - Requirements and test methods
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Extruded sheets of impact-modified polystyrene(PS-I) - Requirements and test methods
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GB/T 44575-2024
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Basic data | Standard ID | GB/T 44575-2024 (GB/T44575-2024) | | Description (Translated English) | Extruded sheets of impact-modified polystyrene(PS-I) - Requirements and test methods | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y28 | | Classification of International Standard | 83.140.10 | | Word Count Estimation | 18,181 | | Date of Issue | 2024-09-29 | | Date of Implementation | 2025-04-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 44575-2024: Extruded sheets of impact-modified polystyrene(PS-I) - Requirements and test methods
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Extruded sheets of impact-modified polystyrene(PS-I) - Requirements and test methods
Impact Polystyrene (PS-I) Extruded Sheet
Requirements and test methods
Extruded sheets of impact-modified polystyrene (PS-I) -
Requirements and test methods
(ISO 14631.2021, IDT)
ICS 83.140.10
CCS Y 28
National Standard of the People's Republic of China
Released on 2024-09-29
2025-04-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface ... Ⅲ
1 Scope ... 1
2 Normative references ... 1
3 Terms and Definitions 2
4 Materials ... 2
5 Requirements ... 2
5.1 Appearance ... 2
5.2 Dimensional tolerance ... 2
5.3 Performance ... 3
6 Test methods ... 4
6.1 Sample ... 4
6.2 Delivery conditions ... 5
6.3 Appearance ... 5
6.4 Dimensions ... 5
6.5 Density ... 5
6.6 Mechanical properties ... 6
6.7 Thermal properties 6
7 Naming ... 8
7.1 Naming examples of PS﹘I sheets ... 8
7.2 Naming examples of PS﹘I coils ... 9
8 Logo ... 9
Appendix A (Informative) Additional Guidance Values ... 10
References ... 11
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting is required.
This document is equivalent to ISO 14631.2021 "Requirements and test methods for high-impact polystyrene (PS﹘I) extruded sheets".
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by China Light Industry Federation.
This document is under the jurisdiction of the National Technical Committee for Standardization of Plastic Products (SAC/TC 48).
This document was drafted by. Zhejiang Ratio Polymer Technology Co., Ltd., Anhui Lianke New Materials Co., Ltd., Shuangma Plastics Co., Ltd.
Company, Zhejiang Tianjian Testing Technology Co., Ltd., Yangzhou Runfeng Plastic Co., Ltd., Dalian Plastics Research Institute Co., Ltd., Zhejiang Yitong New Materials
Materials Technology Co., Ltd., Ningbo Liwan New Materials Co., Ltd., Shaoxing Shangyu Dongshan Precision Plastic Co., Ltd., Zhejiang Product Quality and Safety Science and Technology Co., Ltd.
Institute of Science, Zhongfu Testing Service (Hebei) Co., Ltd., Jiangsu Chengxin Inspection and Certification Co., Ltd., Enwan Science City
(Guangzhou) New Materials Co., Ltd.
The main drafters of this document are. Wang Ruilan, Fang Wenchao, Mao Guoping, Yang Wenjun, Zhai Fengxiang, Zhu Jidong, Zhang Lili, Hu Pengju,
Bao Guiping, Lin Xianxiong, Lu Haohao, Hua Xiangyang, Yu Anqi, Wang Wei, Xu Liping, Dong Qiong, Liu Juzhang, Zhang Zheng.
Impact Polystyrene (PS-I) Extruded Sheet
Requirements and test methods
1 Scope
This document specifies the requirements for high-impact polystyrene (PS﹘I) extruded sheets (hereinafter referred to as "PS﹘I") without fillers and reinforcements.
The corresponding test method is described.
This document applies to PS﹘I extruded sheets with a thickness range of 0.25 mm to 20.00 mm, including sheets extruded in coil form.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies.
in this document.
ISO 179﹘1 Plastics-Determining the impact properties of simply supported beams Part 1.Non-instrumented impact test (Plastics-Determining the impact properties of simply supported beams Part 1.Non-instrumented impact test
tion of Charpy impact properties-Part 1.Non﹘instrumented impact test）
Note. GB/T 1043.1-2008 Determination of impact properties of simply supported beams of plastics Part 1.Non-instrumented impact test (ISO 179﹘1.2000, IDT)
ISO 291 Plastics - Standard atmospheres for condition and testing
ing and testing)
Note. GB/T 2918-2018 Standard environment for conditioning and testing of plastic specimens (ISO 291.2008, MOD)
ISO 306 Plastics-Thermoplastic materials-Determination of the Vicat softening temperature (VST)
Note. GB/T 1633-2000 Determination of Vicat softening temperature (VST) of thermoplastics (idt ISO 306.1994)
ISO 527﹘1 Plastics-Determination of tensile properties Part 1.General
ties - Part 1.General principles)
Note. GB/T 1040.1-2018 Determination of tensile properties of plastics Part 1.General (ISO 527﹘1.2012, IDT)
ISO 527﹘2 Plastics - Determination of tensile properties - Part 2.Test conditions for moulding and extruded plastics (Plastics-Determina﹘
tion of tensile properties-Part 2.Test conditions for molding and extrusion plastics)
Note. GB/T 1040.2-2022 Determination of tensile properties of plastics Part 2.Test conditions for molded and extruded plastics (ISO 527﹘2.2012,
MOD)
ISO 1043﹘1 Plastics-Symbols and abbreviations Part 1.Basic polymers and their properties
breviated terms-Part 1.Basic polymers and their special characteristics)
Note. GB/T 1844.1-2022 Plastics symbols and abbreviations Part 1.Basic polymers and their characteristic properties (ISO 1043﹘1.2011,
MOD)
ISO 1183﹘1 Plastics - Determination of density of non-cellular plastics - Part 1.Immersion method, pycnometer method and titration method
(Plastics - Methods for determining the density of non﹘cellular plastics-Part 1.Immersion method,
liquid pycnometer method and titration method)
Note. GB/T 1033.1-2008 Plastics-Determination of density of non-cellular plastics-Part 1.Immersion method, liquid pycnometer method and titration method
(ISO 1183﹘1.2004, IDT)
ISO 1183﹘2 Plastics-Methods for determination of density of non-cellular plastics-Part 2.Density gradient column method
terminating the density of non﹘cellular plastics-Part 2.Density gradient column method）
Note. GB/T 1033.2-2010 Plastics - Determination of density of non-cellular plastics - Part 2.Density gradient column method (ISO 1183﹘2.2004, MOD)
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