Cumulative Percent Retained in Sieve Analysis Calculator
Introduction & Importance
Cumulative percent retained in sieve analysis is a crucial method to determine the particle size distribution of a material. It’s widely used in various industries, including mining, construction, and pharmaceuticals, to ensure product quality and consistency.
How to Use This Calculator
- Enter the mass of the sample in grams.
- Enter the size of the sieve used in millimeters.
- Click ‘Calculate’.
Formula & Methodology
The formula for calculating cumulative percent retained is:
Cumulative Percent Retained = (Mass Retained / Initial Mass) * 100
Real-World Examples
Example 1: Sand Analysis
Initial mass: 100g, Sieve size: 2mm, Mass retained: 45g
Example 2: Pharmaceutical Powder
Initial mass: 50g, Sieve size: 0.5mm, Mass retained: 28g
Example 3: Coal Analysis
Initial mass: 200g, Sieve size: 1mm, Mass retained: 120g
Data & Statistics
| Sieve Size (mm) | Mass Retained (g) | Cumulative Percent Retained (%) |
|---|---|---|
| 2 | 45 | 45 |
| 1 | 30 | 75 |
| 0.5 | 15 | 90 |
Expert Tips
- Always use a clean, dry sieve to avoid contamination and inaccurate results.
- Ensure the sample is representative of the entire batch.
- Consider using a mechanical sieve shaker for consistent results.
Interactive FAQ
What is the difference between sieve analysis and laser diffraction?
Sieve analysis is a mechanical method that separates particles based on size, while laser diffraction uses light scattering to determine particle size distribution.
How many sieves should I use for my analysis?
The number of sieves used depends on the expected particle size distribution and the required resolution of the analysis.
ISO 3310:1999 – Sieve test method for aggregates.