AS 2498.5-1993

1 - AS 2498.5-1993 METHODS OF TESTING RIGID CELLULAR PLASTICS - DETERMINATION OF WATER VAPOUR TRANSMISSION RATE
1 - METHOD
1 - 1 SCOPE
1 - 2 REFERENCED DOCUMENTS
1 - 3 APPLICATION
1 - 4 DEFINITION
1 - 4.1 Water vapour transmission rate (of a flat slab of material
1 - 5 APPARATUS
1 - 5.1 Beakers
1 - 5.2 Measuring instruments
2 - 5.3 Circular metal template
2 - 5.4 Small dish
2 - 5.5 Analytical balance
2 - 5.6
3 - 5.7 Desiccator
3 - 5.8 Sealant
3 - 5.9 Anhydrous calcium chloride
3 - 6 SAMPLE
3 - 7 TEST SPECIMENS
3 - 7.1 Dimensions
3 - 7.2 Number
3 - 7.3 Conditioning
3 - 8 PROCEDURE
4 - 9 CALCULATIONS
4 - 10 TEST REPORT

Specifies test methods for rigid cellular plastics.

This Standard sets out a method for determining the water vapour transmission rate through a rigid cellular plastics material.

First published as part of AS K156-1965.
Revised and redesignated in part as AS 2498.5-1981.
Second edition 1993.