Polycrystalline alumina ceramics. (class 2. Alumina content 94 to 98 per cent) for electronic tube bulbs. Specification.

Main informations

Collections

National standards and national normative documents

Publication date

September 1971

Number of pages

4 p.

Reference

NF C26-411

ICS Codes

29.035.30 Glass and ceramic insulating materials

Classification index

C26-411

Print number

Standard replaced by (1)

NF EN 60672-3

February 1998

Standard Current

Ceramic and glass-insulating materials. Part 3 : specifications for individual materials.

Ce document s'applique aux matériaux en céramique, verre-céramique, verre-mica et en verre, utilisés pour l'isolation électrique. Il fournit des indications pour classer les matériaux et donne des valeurs numériques typiques.

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