This standard applies to flexible sheet materials (except materials based on mica papers) used for groove and
GOST 28096-1989 Referenced Document
GOST 6433.1-1971 Solid electrical insulating materials. Environmental conditions at preparation of samples and testing
GOST 6433.3-1971 Solid electrical insulating materials. Methods for evaluation of electrical strength at a. c. voltage at power (50 Hz) frequency and d. c. voltage
GOST 28096-1989 history
1989GOST 28096-1989 Slot insulation materials. Method for accelerated determination of thermal endurance