Search result: GB/T 29641-2013
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Poly (methyl methacrylate) (PMMA) cast noise barriers
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GB/T 29641-2013
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| Standard ID | GB/T 29641-2013 (GB/T29641-2013) | | Description (Translated English) | Poly(methyl methacrylate) (PMMA) cast noise barriers | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G32 | | Classification of International Standard | 83.080.20 | | Word Count Estimation | 13,193 | | Quoted Standard | GB/T 1040.2; GB/T 1043.1; GB/T 1633-2000; GB/T 2410; GB/T 2918; GB/T 8624; GB/T 8626; GB/T 9341; GB/T 16422.2-1999; GB/T 19889.3; ISO 2818; EN 1794.2 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies: cast poly (methyl methacrylate) acoustic panel terms and definitions, requirements, test methods, inspection rules, marking, packaging, transport and storage boxes. This standard applies to: methyl methacrylate as a raw material, |
GB/T 29641-2013
Poly (methyl methacrylate) (PMMA) cast noise barriers
ICS 83.080.20
G32
National Standards of People's Republic of China
Type cast polymethyl methacrylate panel sound
Issued on. 2013-09-06
2014-01-31 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard is prepared in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee plastics engineering at the Technical Committee (SAC/TC15/SC9) centralized.
This standard is drafted by. Tomson Jiangsu New Material Technology Co., Ltd., Guangzhou Institute of Materials Co., Ltd., China National Bluestar (set
Group) Company Limited.
Participated in the drafting of this standard. Tomson acrylic Ltd. Taixing, China Academy of Railway Sciences, Jinxi Chemical Industry Research Institute, the National Synthesis
Resin Quality Supervision and Inspection Center, Beijing Chong green acoustic engineering Co., Ltd., Chengdu Tong-ming New Materials Technology Co., Evonik Degussa
Specialty Chemicals (Shanghai) Co., Ltd.
Drafters of this standard. Tang Yuesheng, Tang Hongjiang, with Zhu Zheng, He Bing Zhe, Yang Yunong, Sushi Qiong, Xu Lixin, Liu Daguang, Xiaojian Xia, Zhaoxing Nan,
Li Wei.
This standard is the first release.
Type cast polymethyl methacrylate panel sound
1 Scope
This standard specifies the terms and cast poly methyl methacrylate acoustic panel definitions, requirements, test methods, inspection rules, marks, packages
Loading, transport and storage.
This standard applies to methyl methacrylate as raw material, cast in the form of bulk polymerization, non-embedded or embedded ribs poly A
Acoustic panel methacrylate (hereinafter referred to as PMMA cast type sound panel).
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB /1040.2 T Plastics Determination of tensile properties - Part 2. Test plastics molding and extrusion conditions
GB /Plastics - Determination of Charpy impact properties of T 1043.1 - Part 1. Non-instrumented impact test
Determination of GB/T 1633-2000 thermoplastics Vicat softening temperature (VST) of
Determination of GB/T 2410 transparent plastic light transmittance and haze
GB/T 2918 plastic sample conditioning and testing of the standard environment
GB/T 8624 Classification for burning behavior of building materials and products
GB/T 8626 Test Method for Flammability of building materials
Determination of GB/T 9341 plastic bending performance
GB/T 16422.2-1999 Plastics - Methods of exposure to laboratory light sources - Part 2. Xenon arc lamp
GB/T 19889.3 Acoustics Measurement of sound insulation buildings and building elements - Part 3. building elements Laboratory measurements of airborne sound insulation
Machining plastic sample preparation ISO 2818 (Plastics-Preparationoftestspecimensbymaching)
EN1794.2 road traffic noise noise reduction means non-acoustic performance - Part 2. General safety and environmental requirements (Roadtraffic
noisereducingdevices-Non-acousticperformance-Part 2. Generalsafetyandenvironmentalrequire-
ments)
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Stiffener Reinforcingrib
Polyamide and other raw materials, monofilament spun made for improving the impact strength of PMMA molding type of acoustic panel.
4 Requirements
4.1 Appearance
4.1.1 surface defects
PMMA type casting surface acoustic panel should be smooth. Acoustic panel should not be greater than 3mm2 spots, sink marks or other surface
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