Paper and board. Determination of air permeance (medium range) - Sheffield method Ingestion-build-89079 The additional requirements with which

The additional requirements with which glow-starters for use in class II luminaires shall comply are specified in Annex B in BS EN 60155

Rules governing the contents and presentation of the detailed specifications

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This CEN Report is not applicable to bar coded data on machine readable cards

Paper and board. Determination of air permeance (medium range) - Sheffield method Ingestion-build-89079 The additional requirements with which1 Scope This part of ISO 5636 specifies the Sheffield method for determining the air permeance of paper and board using the Sheffield apparatus. It is applicable to papers and boards which have air permeances between 0,02 m (Pas) and 25 m (Pas) when tested with the Sheffield apparatus. It is unsuitable for rough surfaced materials, which cannot be securely clamped to avoid leakage.