GB/T 5019.12-2017Specification for insulating materials based on mica— Part 12: Glass fabric backup epoxy dry mica tape with high porosity (English PDF)
以云母为基的绝缘材料 第12部分：高透气性玻璃布补强环氧少胶云母带
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 29, 2017
Implementation date
April 1, 2018
Scope
GB/T 5019.12-2017 is the English-translated version of 以云母为基的绝缘材料 第12部分：高透气性玻璃布补强环氧少胶云母带.
GB/T 5019.12-2017 is the Chinese standard "Specification for insulating materials based on mica— Part 12: Glass fabric backup epoxy dry mica tape with high porosity".
Its scope clause reads: GB/T 5019 provisions of this part of the vacuum pressure impregnated with high permeability glass cloth reinforced epoxy mica tape (hereinafter referred to as mica Belt) classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This section applies to mica paper as a substrate, epoxy resin as an adhesive, single-sided electrical non-alkali glass cloth as a reinforcing material, often State of soft, high-voltage motor for the coil, the main insulation bar processing of high permeability glass cloth reinforced epoxy mica tape, its The final cure performance also depends on the vacuum pressure used to impregnate the resin. Its clauses include categories; requirements.
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Document preview — GB/T 5019.12-2017
National Standard of the People's Republic of China
- ICS
- 29.035.50
- Classification
- K 15
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 categories
- 4 requirements
1 Scope
GB/T 5019 provisions of this part of the vacuum pressure impregnated with high permeability glass cloth reinforced epoxy mica tape (hereinafter referred to as mica
Belt) classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This section applies to mica paper as a substrate, epoxy resin as an adhesive, single-sided electrical non-alkali glass cloth as a reinforcing material, often
State of soft, high-voltage motor for the coil, the main insulation bar processing of high permeability glass cloth reinforced epoxy mica tape, its
The final cure performance also depends on the vacuum pressure used to impregnate the resin.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
Paper and board - Determination of breathability GB/T 458-2008
GB/T 5019.1-2009 Mica-based insulating materials - Part 1. Definitions and general requirements
Mica - based insulating materials - Part 2. Test methods
Mica - based insulating materials - Part 4. Mica paper
JC/T 170-2012 E fiberglass cloth
3 categories
Mica tapes are divided into two categories based on whether or not the mica tape contains a zinc ion promoter. Type 1 and Type 2 are mica containing zinc ion promoter
Belt, Type 3, Type 4 is a mica tape that contains no zinc ion promoter.
4 requirements
4.1 raw materials
4.1.1 Mica paper
This section relates to the mica paper should meet the requirements of GB/T 5019.4-2009.
4.1.2 glass cloth
This section relates to glass cloth shall comply with the requirements of JC/T 170-2012.
4.1.3 Epoxy
Different types of epoxy resins can be used if the epoxy used meets the desired performance requirements for mica tape products.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 5019.1-2009 — Specification for insulating materials based on mica -- Part 1: Definitions and general requirements
GB/T 5019.10-2022 — Specification for insulating materials based on mica - Part 10: Mica paper tapes for flame-resistant security cables
GB/T 5019.11-2009 — Specification for insulating materials based on mica -- Part 11: Moulding micanite
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