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BSI BS 3057:1958

Specification for untreated asbestos paper for electrical purposes
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BSI BS 3057:1958

Specification for untreated asbestos paper for electrical purposes

PUBLISH DATE 1958
BSI BS 3057:1958

WITHDRAWN

Two types depending on amount of organic binder; second type has greater mechanical strength and minimum number of conducting paths.

Thicknesses 5 to 10 mils, surface finish.

Tests for:

  • thickness
  • substance
  • electric strength
  • tensile strength
  • bursting strength after ageing
  • moisture content
  • freedom from conducting paths
  • loss of weight on ignition
SDO BSI: British Standards Institution
Document Number 3057
Publication Date Dec. 31, 1958
Language en - English
Page Count
Revision Level
Supercedes
Committee GEL/15
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