GB/Z 21212-2007
ActivePolyester film for membrane switches
薄膜开关用聚酯薄膜
Application Summary AI generated
GB/Z 21212-2007 specifies the technical requirements, test methods, inspection rules, and packaging for polyester film used in membrane switches. It is applied in the manufacturing of flexible circuit interfaces for electronic devices, such as control panels on appliances, medical equipment, and industrial machinery, ensuring the film's dimensional stability, insulation, and resistance to flexing and environmental stress.
Related Standards
GB/T 19264.1-2011
Pressboard and presspaper for electrical purposes--Part 1: Definitions and general requirements
GB/T 7113.5-2011
Flexible insulating sleeving-- Part 5：Glass textile sleeving with silicone elastomer coating
GB/T 27749-2011
Test procedure for thermal endurance of insulating varnishes--Electric strength method
GB/T 7113.6-2011
Flexible insulating sleeving-- Part 6：Glass textile sleeving with polyurethane(PUR)based coating
GB/T 7113.4-2011
Flexible insulating sleeving - Part 4: Glass textile sleeving with acrylic based coating
GB/T 7113.3-2011
Flexible insulating sleeving--Part 3: Glass textile sleeving with PVC coating
GB/T 6554-2003
Resin based reactive compounds used for electrical insulation--Part 2:Methods of test--Methods for coating pourders for electrical purposes
GB/T 11026.1-2003
Electrical insulating materials--Properties of thermal endurance--Part 1:Ageing procedures andevaluation of test results
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.