The standard covers fibre sheets, flat or corrugated sheets, round rods and round tubes suitable as electrical insulation. Materials made by combining with an adhesive several thicknesses of vulcanized fibre not covered by this standard.
DS/IEC 667-2+Amd.1:1988 history
1988DS/IEC 667-2+Amd.1:1988 Specification for vulcanized fibre for electrical purposes - Part 2: Methods of test