Brookfield Falling Ball KF40 - Manual (Page 3)

Brookfield Engineering Labs., Inc. Page 3 Manual No. M11-353-A0512
Table of Contents
I. INTRODUCTION ..............................................................................................................3
I.1 Components .......................................................................................................................................3
I.2 Specifications .....................................................................................................................................4
I.3 Details on Viscosity Measurement Range .........................................................................................5
I.4 Description of the Equipment ............................................................................................................5
I.5 Safety Symbols and Precautions .......................................................................................................8
I.6 Cleaning .............................................................................................................................................8
II. GETTING STARTED .....................................................................................................9
II.1 Choice of Balls .................................................................................................................................9
II.2 Filling the Sample Tube ...................................................................................................................9
II.3 Temperature Control of the Sample ...............................................................................................10
II.4 Measuring the Falling Time ...........................................................................................................10
III.CALCULATIONS ..........................................................................................................12
III.1 Dynamic Viscosity ..........................................................................................................................12
III.2 Kinetmatic Viscosity .......................................................................................................................13
IV. DETERMINATION OF THE NON-NEWTONIAN BEHAVIOR ...........................14
IV.1 Thixotrophy/Rheopexy ...................................................................................................................14
IV.2 Structural Viscosity (Pseudoplasticity and Dilatancy) ...................................................................14
Appendix A - Maintenance .....................................................................................................15
A.1 Exchanging the Sample Tube ............................................................................................................15
A.2 Exchanging the Water Bath Jacket .....................................................................................................15
A.3 Exchanging the Ball or the Viscometer .............................................................................................15
Appendix B - Calibration of the Ball Constants ........................................................................16
Appendix C - Warranty Repair and Service ..............................................................................17