Sieve Portion Preparation
Applies to QEST Web App
This article provides an overview of the Sieve Portion Preparation section in QEST Web App sieve analysis worksheets.
Contents
Overview
A Sieve Portion Preparation section, or at least two of its variants, is found on every sieve analysis worksheet.
The version that is used depends on the number of separations used in the sieve testing.
No Separations | One Separation | Two Separations |
---|---|---|
Sieve Portion Preparation | Coarse Portion Preparation | Coarse Portion 1 Preparation |
| Fine Portion Preparation | Portion 2 Preparation |
|
| Fine Portion Preparation |
Sieve Portion Preparation
The appearance of this section can differ by test method.
This section records all the information required to describe how a test portion is prepared for sieving. Of particular interest is how the total dry mass of the test portion used in the sieve analysis test is determined and calculated.
As mentioned in previous articles, selections available in the Specimen Preparation section can make changes to the structure and content of this section, especially in relation to how the dry mass of the test portion is determined. The options available and the changes made will depend on the actual test method being used.
While there are sieve analysis worksheets that share some similar functionality, the contents of this section is highly dependent on the test method’s requirements. This leads to a high variability between worksheets and reference to the article directly relating to the test method of interest is required for details.
Additional Trays
This button allows the use of multiple trays to weigh the initial sample if it is quite large.
If the Add Tray button is clicked by mistake, removing the extra tray (by clicking above it) will reset the section to its previous state.
Coarse Portion Preparation
The appearance of this section can differ by test method.
Coarse Portion 1 Preparation
The appearance of this section can differ by test method.
Portion 2 Preparation
The appearance of this section can differ by test method.
Fine Portion Preparation
The appearance of this section can differ by test method.
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