GB/T 23641-2018 English PDFUS$439.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 23641-2018: Fiber reinforced unsaturated polyester moulding compounds (SMC and BMC) for electrical purposes Status: Valid GB/T 23641: Historical versions
Basic dataStandard ID: GB/T 23641-2018 (GB/T23641-2018)Description (Translated English): Fiber reinforced unsaturated polyester moulding compounds (SMC and BMC) for electrical purposes Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K15 Classification of International Standard: 29.035.20 Word Count Estimation: 22,244 Date of Issue: 2018-06-07 Date of Implementation: 2019-01-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 23641-2018: Fiber reinforced unsaturated polyester moulding compounds (SMC and BMC) for electrical purposes---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Fiber reinforced unsaturated polyester mouldingcompounds (SMC and BMC) for electrical purposes ICS 29.035.20 K15 National Standards of People's Republic of China Replace GB/T 23641-2009 Electrical fiber reinforced unsaturated polyester molding compound (SMC/BMC) Published on.2018-06-07 2019-01-01 implementation State market supervision and administration China National Standardization Administration issued ContentForeword I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Abbreviations 2 5 Classification and naming 2 5.1 General 2 5.2 Example 3 6 Requirements 3 6.1 General 3 6.2 Use of recycled materials 3 6.3 Appearance 3 6.4 Performance Requirements 3 7 Test method 11 7.1 Sample Preparation 11 7.2 Sample pretreatment, conditional treatment and test conditions 12 7.3 Mechanical properties 12 7.4 Thermal performance 12 7.5 Electrical performance 13 7.6 Flammability and flammability 13 7.7 Physical and chemical properties 13 7.8 Rheology and process characteristics 14 8 Inspection rules 14 8.1 Factory inspection 14 8.2 Type inspection 14 8.3 Sampling and group approval 14 8.4 Qualification judgment 14 9 Packaging, marking, transportation and storage 14 9.1 Packing 14 9.2 Mark 15 9.3 Transportation 15 9.4 Storage 15 Appendix A (Normative) Performance and Test Conditions 16 Appendix B (informative) New and old version product model comparison 18ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some of the contents of this document may involve patents. The issuing organization of this document is not responsible for identifying these patents. This standard replaces GB/T 23641-2009 "Electrical Fiber Reinforced Unsaturated Polyester Molding Compound (SMC/BMC)". This standard and Compared with GB/T 23641-2009, the main technical changes except editorial changes are as follows. --- Added abbreviations (see Chapter 4); --- Modified the classification naming (see Chapter 5, Chapter 4 of the.2009 edition); --- Adjust the contents of the SMC and BMC performance requirements table according to the modified classification naming method, fiber content, flame retardant characteristics, etc. The product model is adjusted from 16 SMCs and 10 BMCs to 13 SMCs and 10 BMCs. For comparison of models, see Appendix B for information. (See Chapter 6, Chapter 5 of the.2009 edition); --- Removed the electrical tracking resistance indicators of multiple models in the performance requirements (see Chapter 6, Chapter 5 of the.2009 edition); ---Modified the process conditions of compression molding (see Chapter 7, Chapter 6 of the.2009 edition); --- Modified the method standard for determining compressive elastic modulus and compressive strength, linear thermal expansion coefficient (see Chapter 7,.2009 edition) Chapter 7); --- Added the requirement for the drafting of 300mm × 300mm pressed molding plate for the standard test of mechanical properties. (see Chapter 7); --- Include the preparation of the sample in the test method (see Chapter 7.1 of the 7.1,.2009 edition); --- The inspection rules are specified as separate chapters (see Chapter 8, 8.1 of the.2009 edition). This standard was proposed by the China Electrical Equipment Industry Association. This standard is under the jurisdiction of the National Technical Committee for Standardization of Insulation Materials (SAC/TC51). This standard was drafted. Guilin Electric Science Research Institute Co., Ltd., Zhejiang Yueqing Resin Factory, Wuxi Xinhongtai Electrical Technology Co., Ltd. Company, Sichuan Dongcai Technology Group Co., Ltd., Zhejiang Nanfang Plastic Manufacturing Co., Ltd., Wuxi Dianes Electric Technology Co., Ltd. Henan Donghai Composite Materials Co., Ltd., Zhejiang Sida New Materials Co., Ltd., Shaanxi Taipu Rui Electrical Insulation Technology Co., Ltd., Beijing Furunde Composite Materials Co., Ltd., Xinchang County Lufan New Material Technology Co., Ltd., Huayuan New Materials Co., Ltd., Zhejiang Tianshun FRP Co., Ltd., Jinling Liliansi Resin Co., Ltd., Ningbo Qile Electric Group Co., Ltd., Shanghai Showa Polymer Co., Ltd., Wen State Jintong Complete Electrical Appliance Co., Ltd., Jiangsu Ao Mingwei Environmental Protection New Material Co., Ltd., Yueqing Zhongli Resin Products Co., Ltd., Yueqing Huahua Dong Resin Electric Appliance Factory, Yueqing Wanxing Plastic Material Co., Ltd., Hongxiao Composite Materials Co., Ltd., Zhejiang Bethel Resin Products Co., Ltd. Langxi Yilai Electric Co., Ltd., Dudley Power Equipment Co., Ltd., Yueqing Dongfang Electric Material Factory, Warwick Boao Power Equipment Co., Ltd. Division, Chinalco Zhongzhou New Material Technology Co., Ltd., Zhejiang Luopu Electric Co., Ltd., Puxiao Electric Technology Co., Ltd., Puyou New Energy Technology Limited company, Yangzhou Runyou Composite Materials Co., Ltd., Guangdong Baihuida New Materials Co., Ltd., Zhongda Electric Technology Co., Ltd. The main drafters of this standard. Zhang Bo, Ma Linquan, Zhou Yuli, Sun Yu, Xu Xiankai, Xia Hongwei, Li Xiande, Chen Yongshui, Wang Jingwu, Zhang Jin, Fan Shijie, Wu Yamin, Ma Changshan, Zou Yuping, Zhang Wenwu, Wang Yishu, Zu Xiangyang, Feng Jiaming, Yu Hua, Shi Bingfei, Xie Zexin, Lin Ping, Lin Wenguang, Yu Xijian, Zhou Yixin, Chen Bingxin, Gao Jianxin, Wang Xiao, Lin Shicheng, Zhu Xuedong, Li Zhigang, Cai Zichao, Lin Zhi, Wang Jianhua, Xing Chaoqun, Wei Fuhai, Lin Baiyang. The previous versions of the standards replaced by this standard are. ---GB/T 23641-2009. Electrical fiber reinforced unsaturated polyester molding compound (SMC/BMC)1 ScopeThis standard specifies the classification and naming of electrical fiber reinforced unsaturated polyester sheet molding compound (SMC) and block molding compound (BMC). Requirements, test methods, inspection rules, packaging, marking, transportation and storage. This standard applies to electrical products made of glass fiber as a reinforcing material based on unsaturated polyester resin and epoxy vinyl ester resin. Fiber reinforced sheet molding compound (SMC) and block molding compound (BMC).2 Normative referencesThe following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. Plastics -- Determination of density of non-foam plastics -- Part 1 . Dipping method, liquid pycnometer method and titration method GB/T 1034-2008 Determination of water absorption of plastics GB/T 1036 Plastics -30 ° C ~ 30 ° C linear expansion coefficient determination quartz expansion meter method GB/T 1040.1 Determination of tensile properties of plastics - Part 1. General Determination of tensile properties of plastics - Part 2. Test conditions for moulding and extruded plastics Determination of tensile properties of plastics - Part 4. Isotropic and orthotropic fiber reinforced composites Test condition GB/T 1043.1-2008 Determination of impact properties of simply supported beams - Part 1 . Non-instrumental impact test GB/T 1408.1 Test methods for electrical strength of insulating materials - Part 1 GB/T 1409 Measure the permittivity and dielectric loss factor of electrical insulating materials at power frequency, audio, high frequency (including meter wave wavelength) Recommended method GB/T 1410 solid insulating material volume resistivity and surface resistivity test method GB/T 1411 dry solid insulation material resistance to high voltage, low current arc discharge test Test method for tensile properties of GB/T 1447 fiber reinforced plastics GB/T 1448 fiber reinforced plastics compression performance test method GB/T 1449 fiber reinforced plastic bending performance test method Plastics -- Determination of deformation temperature of plastics - Part 2. Plastics, hard rubber and long fibre reinforced composites material GB/T 2406.2 Determination of combustion behaviour by oxygen index method Part 2. Room temperature test GB/T 2407 Determination of Combustion Characteristics of Small Plastic Hard Plastic Specimens in Contact with Hot Rods GB 2536-2011 Unused mineral insulating oil for electrical fluid transformers and switches GB/T 2547 plastic sampling method GB/T 2577-2005 Test method for glass fiber reinforced plastic resin content GB/T 4207-2012 Determination of resistance to tracking marks and comparison of electrical tracking index of solid insulating materials GB/T 5169.12 Electrical and electronic products - Fire hazard testing - Part 12. Glowing wire/hot wire basic test method Hot wire flammability index (GWFI) test method ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 23641-2018_English be delivered?Answer: Upon your order, we will start to translate GB/T 23641-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 23641-2018?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 23641-2018 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
