BS 3321:1986
Current
The latest, up-to-date edition.
Method for measurement of the equivalent pore size of fabrics (bubble pressure test)
Hardcopy , PDF
English
28-02-1986
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Foreword
Committees responsible
Method
1 Scope
2 Definition
3 Principle
4 Apparatus
5 Atmosphere for conditioning and testing
6 Preparation of test specimens
7 Procedure
8 Calculation and expression of results
9 Test report
Appendices
A Advice on a suitable form of apparatus and its use
B Derivation of equation for calculation for equivalent
pore radius
Figure
1 Suitable apparatus
Means of measuring equivalent pore radius, which provides an estimate of the size of interstices in all types of fabric permeable to air, particularly in water repellent and filter fabrics.
| Committee |
TCI/100
|
| DevelopmentNote |
Supersedes 83/39262 DC and BS 3321(1969) (07/2005) Reviewed and confirmed by BSI, October 2012. (09/2012)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This British Standard describes a method for the measurement of the equivalent pore radius, which provides an estimate of the size of the interstices in all types of fabric which are permeable to air. The method is particularly applicable to water repellent and filter fabrics.
NOTE The titles of the publications referred to in this standard are listed on the inside back cover.
| BS 1051:1981 | Glossary of terms relating to the conditioning, testing and mass determination of textiles |
| BS 245:1976 | Specification for mineral solvents (white spirit and related hydrocarbon solvents) for paints and other purposes |
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