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GB/T 5019.5-2023 English PDF

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Q: Should I purchase the latest version GB/T 5019.5-2023?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 5019.5-2023 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.

US$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 5019.5-2023: Insulating materials based on mica - Part 5: Rigid mica materials for heating equipment
Status: Valid

GB/T 5019.5: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 5019.5-2023	209	Add to Cart	3 days	Insulating materials based on mica - Part 5: Rigid mica materials for heating equipment	Valid
GB/T 5019.5-2014	90	Add to Cart	Auto, < 3 mins	Insulating materials based on mica -- Part 5: Rigid mica materials for heating equipment	Obsolete

Similar standards

GB/T 4207 GB/T 5591.2 GB/T 5591.1 GB/T 5019.4 GB/T 5019.13 GB/T 5019.10

Basic data

Standard ID: GB/T 5019.5-2023 (GB/T5019.5-2023)
Description (Translated English): Insulating materials based on mica - Part 5: Rigid mica materials for heating equipment
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K15
Classification of International Standard: 29.035.50
Word Count Estimation: 10,194
Date of Issue: 2023-12-28
Date of Implementation: 2024-07-01
Older Standard (superseded by this standard): GB/T 5019.5-2014
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 5019.5-2023: Insulating materials based on mica - Part 5: Rigid mica materials for heating equipment

---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.
ICS 29:035:50 CCSK15 National Standards of People's Republic of China Replace GB/T 5019:5-2014 Mica-based insulation material Part 5: Hard mica plates for electric heating equipment Published on 2023-12-28 and implemented on 2024-07-01 State Administration for Market Regulation Released by the National Standardization Administration Committee

PrefaceⅠ Introduction III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 product categories 1 5 General requirements 2 6 Defects and Conductive Particles 2 7 Thickness and Tolerance 2 8 Performance requirements 3 9 Test method 3 9:1 Thickness and tolerances 3 9:2 Adhesive content 3 9:3 Power frequency electrical strength 3 9:4 Density 3 9:5 water absorption 3 9:6 Bending strength 3 9:7 Volume resistivity 4 9:8 Thermal conductivity 4 9:9 Flame retardancy 4 9:10 Fire resistance properties 4 9:11 Environmental protection requirements 5 10 Inspection Rules 5 11 Form of supply 5 12 signs 5

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document is Part 5 of GB/T 5019 "Mica-based Insulating Materials": GB/T 5019 has released the following parts: ---Part 1: Definitions and general requirements; ---Part 2: Test methods; ---Part 3: Commutator partitions and materials; ---Part 4: Mica paper; ---Part 5: Hard mica plates for electric heating equipment; ---Part 6: Polyester film reinforced B-stage epoxy resin bonded mica tape; ---Part 7: Glass cloth and film reinforced epoxy resin bonded mica tape for vacuum pressure impregnation (VPI); ---Part 8: Glass cloth reinforced B-stage epoxy resin bonded mica tape; ---Part 9: Epoxy-bonded polyester film mica tape for wrapping single wires; ---Part 10: Mica tape for fire-resistant safety cables; ---Part 11: Shaped mica plates; ---Part 12: Highly breathable glass cloth reinforced epoxy glue-less mica tape; ---Part 13: High thermal conductivity glass cloth reinforced low-adhesive mica tape: This document replaces GB/T 5019:5-2014 "Mica-based insulating materials - Part 5: Mica plates for electric heating equipment" and is consistent with Compared with GB/T 5019:5-2014, in addition to structural adjustments and editorial changes, the main technical changes are as follows: ---Changed the content of the scope (see Chapter 1; Chapter 1 of the:2014 edition); ---In "Product Classification", the HP5-1 product is added (see Chapter 4, Chapter 3 of the:2014 edition); ---In "Performance Requirements", change the "Density" requirement value of HP5 product from 1:6g/cm3~2:1g/cm3 to 1:6g/cm3~ 2:5g/cm3, added HP5-1 product and its performance requirements (see Chapter 8, Chapter 7 of the:2014 edition); ---Added "Test Methods" (see Chapter 9): This document is modified to adopt IEC 60371-3-3:1983 "Specification for Mica-based Insulating Materials Part 3: Individual Material Specifications 3 articles: Specifications for hard mica materials used in electric heating equipment: Compared with IEC 60371-3-3:1983, this document has made the following structural adjustments: ---Added Chapter 2 "Normative Reference Documents"; ---Added Chapter 3 "Terms and Definitions"; ---Added Chapter 4 "Product Classification"; ---Chapter 5 corresponds to Chapter 2 in IEC 60371-3-3:1983; ---Chapter 6 corresponds to Chapter 3 in IEC 60371-3-3:1983; ---Chapter 7 corresponds to Chapter 4 in IEC 60371-3-3:1983; ---Chapter 8 corresponds to Chapter 5 in IEC 60371-3-3:1983; ---Added Chapter 9 "Test Methods"; ---Added Chapter 10 "Inspection Rules"; ---Chapter 11 corresponds to Chapter 7 in IEC 60371-3-3:1983; ---Chapter 12 corresponds to Chapter 8 in IEC 60371-3-3:1983; ---Deleted Chapter 6 "Bending Strength" in IEC 60371-3-3:1983: The technical differences between this document and IEC 60371-3-3:1983 and their reasons are as follows: ---The content of the scope has been changed (see Chapter 1) to adapt to my country's actual situation and increase operability; ---Chapter 4 "Product Classification" has been added, the types in Table 3 of IEC 60371-3-3:1983 are included in Chapter 4 of this document, and added The HP5-1 product type has been selected (see Chapter 4) to adapt to my country's technical conditions and increase operability; ---In "Performance Requirements", change the "Density" requirement value of HP5 product from 1:6g/cm3~2:1g/cm3 to 1:6g/cm3~ 2:5g/cm3 (see Chapter 8) to adapt to my country’s technical conditions and increase operability; ---Added HP5-1 products and their performance requirements (see Chapter 8) to meet the technology of electrical appliance applications in new fields such as new energy vehicles need; ---Added "test methods" (see Chapter 9) to adapt to my country's technical conditions and increase operability; ---Added "inspection rules" (see Chapter 10) to adapt to my country's technical conditions and increase operability: The following editorial changes have been made to this document: ---In order to coordinate with the existing standards, the name of the standard is changed to "Mica-based insulating materials - Part 5: Hard cloud for electric heating equipment" motherboard"; --- Added text notes in "Defects and Conductive Particles" (see Chapter 6): Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed by the China Electrical Equipment Industry Association: This document is under the jurisdiction of the National Insulation Materials Standardization Technical Committee (SAC/TC51): This document was drafted by: Zhejiang Rongtai Electrical Equipment Co:, Ltd:, Hubei Pingan Electrical Technology Co:, Ltd:, Beijing Yitian Lingyunke Technology Co:, Ltd:, Guilin Saimeng Testing Technology Co:, Ltd:, Good Electrical Systems (Suzhou) Co:, Ltd:, Guangxi Qise Pearlescent Materials Co:, Ltd:, Hubei Pingan Electrical Industry Co:, Ltd:, Pingjiang County Weipai Mica Insulation Materials Co:, Ltd:, Zhejiang Bofei Electric Co:, Ltd: Co:, Ltd:, Sichuan Dongcai New Materials Co:, Ltd:, Suzhou Jufeng Electrical Insulation Systems Co:, Ltd:, Suzhou Taihu Electrical New Materials Co:, Ltd: Co:, Ltd:, Guilin Electrical Appliance Science Research Institute Co:, Ltd:, China Southern Power Grid Co:, Ltd: Ultra-High Voltage Transmission Company, Weikai Testing Technology ART LIMITED: The main drafters of this document: Zheng Minmin, Pan Dujiang, Wang Mingjun, Zhao Chenglong, Wu Haifeng, Wei Chen, Zhao Jie, Su Ertian, Zhou Fangchao, Yu Wenwu, Wei Beipei, Wang Shaolei, Luo Chuanyong, Wu Xuesong, Ouyang Yun, Cao Wanrong, Li Jiexia, Xia Yu, Zhang Chunqi, Zhong Hongle, Wu Zhengshu, Song Yunxiang, Tian Jianyong: The previous versions of this document and the documents it replaces are as follows: ---First published as GB/T 5022-1985 in 1985, revised for the first time as GB/T 5022-1998 in:1998, and secondly in:2014 The second revision is GB/T 5019:5-2014; ---This is the third revision:

Introduction

Standards for electrical mica insulation materials are widely used in the research and development, production, quality inspection, sales, acceptance and technical exchange of this series of products: Electrical mica insulation materials involve many types of products: The corresponding IEC 60371 (mica-based insulation materials) series standards are It is written in different parts (or chapters), in order to maintain the basic consistency with the corresponding IEC standard writing method, and also for different types of mica materials: The technical performance requirements of the products are also different: When compiling this product standard, different parts need to be compiled separately: GB/T 5019 "Mica-based Insulating Materials" specifies the definition and general requirements, test methods, and various types of mica insulating materials for electrical use: The individual material product standards are intended to consist of the following parts: ---Part 1: Definitions and general requirements: The purpose is to determine the terms and definitions and general requirements for mica insulation materials used in electrical applications: ---Part 2: Test methods: The purpose is to determine test methods for mica insulation materials used in electrical applications: ---Part 3: Commutator partitions and materials: The purpose is to determine the general requirements, dimensions, defects and conductivity of commutator diaphragms and materials Particles, performance requirements, shapes and logos: ---Part 4: Mica paper: The purpose is to determine the classification, supply, marking, requirements and test methods of mica paper: ---Part 5: Hard mica plates for electric heating equipment: The purpose is to determine the classification, general requirements, and deficiencies of hard mica boards used in electric heating equipment: traps and conductive particles, thickness and tolerances, performance requirements, test methods, delivery forms and markings: ---Part 6: Polyester film reinforced B-stage epoxy resin bonded mica tape: The purpose is to determine the polyester film reinforced B-stage epoxy resin Naming and packaging of adhesive mica tapes: ---Part 7: Vacuum pressure impregnation (VPI) with glass cloth and film reinforced epoxy resin bonded mica tape: The purpose is to determine the vacuum Classification, requirements, test methods, inspection rules, Packaging, labelling, shipping and storage: ---Part 8: Glass cloth reinforced B-stage epoxy resin bonded mica tape: The purpose is to determine the glass cloth reinforced B-stage epoxy resin bonding Product classification, requirements, test methods, inspection rules, packaging, marking, transportation and storage of mica tapes: ---Part 9: Epoxy-bonded mylar mica tape for wrapping individual wires: The purpose is to determine the epoxy wrapping of a single wire Classification, requirements, test methods, inspection rules, packaging, marking, transportation and storage of resin-bonded polyester film mica tapes: ---Part 10: Mica tape for fire-resistant safety cables: The purpose is to determine the product model, requirements, and testing of mica tape for fire-resistant safety cables: test methods, inspection rules, packaging, marking, transportation and storage: ---Part 11: Shaped mica plates: The purpose is to determine the product classification, requirements, test methods, inspection rules, packaging packaging, marking, transportation and storage: ---Part 12: Highly breathable glass cloth reinforced epoxy glue-less mica tape: The purpose is to determine the high gas permeability glass for vacuum pressure impregnation Classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of cloth-reinforced epoxy low-glue mica tape: ---Part 13: High thermal conductivity glass cloth reinforced low-adhesive mica tape: The purpose is to determine the quality of low-adhesive mica tape reinforced with high thermal conductivity glass cloth: Classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage: Mica-based insulation material Part 5: Hard mica plates for electric heating equipment

1 Scope

This document specifies the product classification, general requirements, defects and guidance of hard mica sheets for electric heating equipment based on exfoliated mica or mica paper: Electrical particles, thickness and tolerances, performance requirements, test methods, inspection rules, supply forms and markings: This document applies to the manufacture of rigid mica sheets made of peeled mica or mica paper bonded with a suitable adhesive:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB/T 1034 Determination of water absorption of plastics (GB/T 1034-2008, ISO 62:2008, IDT) GB/T 2408-2021 Horizontal and vertical methods for determination of combustion properties of plastics (IEC 60695-11-10:2013, MOD) GB/T 5019:2-2009 Mica-based insulating materials Part 2: Test methods (IEC 60371-2:2004, MOD) GB/T 29313 Test method for thermal conductivity of electrical insulating materials GB/T 30512-2014 Requirements for prohibited substances in automobiles GB/T 31838:2 Dielectric and resistive properties of solid insulating materials Part 2: Resistive properties (DC method) Volume resistance and Volume resistivity (GB/T 31838:2-2019, IEC 62631-3-1:2016, IDT)

3 Terms and definitions

There are no terms or definitions to be defined in this document:

4 product categories

Hard mica plates for electric heating equipment are classified according to Table 1 according to their different compositions: Table 1 Classification Type composition HS1 HS2 HS3 HP4 HP5 HP5-1 HP6 Exfoliated muscovite mica, organic adhesive Exfoliated phlogopite, organic adhesive Exfoliated muscovite mica, silicone resin adhesive Mica paper, organic adhesive Mica paper, silicone resin adhesive Mica paper (excluding synthetic mica paper), silicone resin adhesive (for new energy vehicles) Mica paper, inorganic adhesive ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 5019.5-2023_English be delivered?

Answer: Upon your order, we will start to translate GB/T 5019.5-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 5019.5-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 5019.5-2023_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 5019.5-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 5019.5-2023 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.