Hourglass Calculator
Calculate sand flow rate for hourglass timing using the Beverloo equation. Determine required sand volume, neck diameter, and flow rate for a desired duration.
How to Use Hourglass Calculator
Enter the desired timing duration, sand volume, neck diameter, and grain size. Click Calculate to get the required flow rate, estimated duration using the Beverloo equation, and sand volume needed for your hourglass design.
Step-by-Step Instructions
- Enter desired time and unit
- Set sand volume and neck diameter
- Optionally adjust grain size
- Click Calculate for flow analysis
Related Tools
Timezone Converter
Convert times between different timezones worldwide instantly.
Unix Timestamp Converter
Convert between Unix timestamps and readable date-time strings.
Date Difference Calculator
Calculate the difference between two dates in multiple time units.
Countdown Timer
Set countdown timers with visual alerts when time is up.