GB/T 20629.4-2021 Active National standards

GB/T 20629.4-2021 Non-cellulosic papers for electrical purposes—Part 4:Aramid fibre paper containing mica particles

GB/T 20629.4-2021 Non-cellulosic papers for electrical purposes—Part 4:Aramid fibre paper containing mica particles

Publish Date: 2021-12-31 Implement Date: 2022-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 20629.4-2021

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Electrician's insulating materials and their products

ICS Name: Other insulating materials

Publish Date: 2021-12-31

Implement Date: 2022-07-01

Pages: 10 pages

Scope

This document specifies the classification and naming, requirements, and test methods, inspection rules, packaging, marking, transportation, and storage of polyamide fiber paper containing mica particles for electrical use. This document is applicable to polyamide fiber paper containing no more than 50% mica particles for electrical use.

Development Information

Word Count: 21 Thousand words Pages: 10 pages

Referenced Standards

GB/T 5019.2-2009 Specification for insulating materials based on mica—Part 2:Methods of test GB/T 20629.2-2013 Non-cellulosic paper for electrical purposes—Part 2:Methods of test GB/T 450-2002 Paper and board—Sampling for testing GB/T 450-2008 Paper and board—Sampling for testing and identification of machine and cross direction,wire side and felt side GB/T 455-2002 Paper and board determination of tearing resistance GB/T 20629.1-2006 Non-cellulosic paper for electrical purposes—Part 1:Definitions and general requirements

Adopt standards

IEC 60819-3-4:2013

Related Standards

GB/T 10216-1998 Replaced

GB/T 10216-1998 Mica paper

Publish Date: 1998-12-21

GB/T 1303.1-1998 Replaced

GB/T 1303.1-1998 Epoxide woven glass fabric laminated sheet

Publish Date: 1998-12-21

GB/T 5022-1998 Replaced

GB/T 5022-1998 Specification for rigid mica materials for heating equipment

Publish Date: 1998-12-21

GB/T 4207-2003 Replaced

GB/T 4207-2003 Method for determining the comparative and the proof tracking indices of solid insulating materials under moist conditions

Publish Date: 2003-06-05

GB/T 6553-2003 Replaced

GB/T 6553-2003 Test methods for evaluating resistance to tracking and erosion of electrical insulating materials used under severe ambient conditions

Publish Date: 2003-06-05

GB/T 10064-2006 Replaced

GB/T 10064-2006 Methods of test for the determination of the insulation resistance of solid insulating materials

Publish Date: 2006-02-15