
Specification For Industrial Rigid Laminated Sheets Based On Thermosetting Resins For Electrical Purposes - Part 3: Specifications For Individual Materials - Sheet 4: Requirements For Rigid Laminated Sheets Based On Phenolic Resins
出版:Nederlands Normalisatie Instituut

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Applicable to industrial sheets for electrical purposes based on phenolic resins and different reinforcements. The requirements are concerned with tolerances on thickness, maximum permissible deviations of surface of sheet from straight edge, tolerances on width of cut strips, properties, proof values and limits of electric strength, limits for water absorption.
IEC 60893-3-4 Ed. 2.0 - Similar