NF EN ISO 2555 : 1999

Committees responsible
Foreword
Method
1 Scope
2 Principle
3 Apparatus
4 Choice of rotational frequency and spindle
5 Procedure
6 Expression of results
7 Test report
Annex A - General application to resins in the liquid state,
          emulsions and dispersions
Annex B - Principle, description and characteristics of
          viscometers A, B and C
Table 1 - Rotational frequencies available for the three
          types of viscometer
Table 2 - Maximum value of viscosity (Pa.s) as a function of
          viscometer type, rotational frequency and spindle
Table 3 - Coefficient k (scale 0 to 100) for each rotational
          frequency-spindle combination
Table A.1 - Recommended test conditions
Figure A.1 - Viscosity range (logarithmic scale) for every
             spindle of the A, B and C viscometers at a
             rational frequency of 10 min-1
Figure B.1 - No 1 spindle and guard stirrup
Figure B.2 - Spindles Nos 2 to 6
Figure B.3 - Spindle No 7

Defines a procedure for determination of an apparent viscosity, using the Brookfield Test procedure, of resins in a liquid or similar state, by means of one kind of rotational viscometer covered in the standard.