GOST R 50625-1993 Phenolic cellulose paper copper-clad electrical insulating material laminated sheet of defined flammability (vertical burning test), economic quality. Specifications
This standard specifies requirements for economical grade foil laminated electrical insulating sheet material,
GOST R 50625-1993 history
1993GOST R 50625-1993 Phenolic cellulose paper copper-clad electrical insulating material laminated sheet of defined flammability (vertical burning test), economic quality. Specifications