CFM to Cubic Inch per Second (in³/s) Calculator
Use the following CFM to Cubic Inch/Second Calculator to easily convert volumetric flow rates between cubic feet per minute (CFM) and cubic inches per second (in³/s).
🔄 CFM to in³/s Converter
Contents
Conversion Formula:
1 CFM = 28.8 in³/s
This conversion factor accounts for:
- 1 cubic foot = 1728 cubic inches
- 1 minute = 60 seconds
- Combined: 1728 ÷ 60 = 28.8
How To Convert CFM to in³/s Manually Without Using Any Converter
In HVAC systems, industrial ventilation, or fluid flow measurements, you might need to convert CFM to in³/s. The most important factor to know is that 1 CFM equals 28.8 in³/s. To understand why this conversion matters, let me give you an example.
Example:
For example, a kitchen ventilation fan moving air at 100 CFM. To adjust the system, an engineer might need to know the airflow in cubic inches per second. The conversion between both units is simple with the basic trick as follow.
Conversion Example:
See following example to convert 100 CFM into cubic inches per second:
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Firstly, use Formula:
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Secondly, Substitute the Values:
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Final Answer:
100 CFM = 2,880 in³/s
Always Remember
- Multiply your CFM value by 1728 to convert it to in³/s.
- Divide your in³/s value by 1728 to get back to CFM.
Instead of manual conversion, our toll make it easy and accurate for you just in a single click
CFM to Cubic Inches per Second Conversion Explained
CFM to Cubic Inches per Second (in³/s) Conversion Table
| CFM | Calculation | in³/s |
|---|---|---|
| 1 | 1 × 28.8 | 28.8 |
| 2 | 2 × 28.8 | 57.6 |
| 3 | 3 × 28.8 | 86.4 |
| 4 | 4 × 28.8 | 115.2 |
| 5 | 5 × 28.8 | 144.0 |
| 6 | 6 × 28.8 | 172.8 |
| 7 | 7 × 28.8 | 201.6 |
| 8 | 8 × 28.8 | 230.4 |
| 9 | 9 × 28.8 | 259.2 |
| 10 | 10 × 28.8 | 288.0 |
| 20 | 20 × 28.8 | 576.0 |
| 30 | 30 × 28.8 | 864.0 |
| 40 | 40 × 28.8 | 1,152.0 |
| 50 | 50 × 28.8 | 1,440.0 |
| 60 | 60 × 28.8 | 1,728.0 |
| 70 | 70 × 28.8 | 2,016.0 |
| 80 | 80 × 28.8 | 2,304.0 |
| 90 | 90 × 28.8 | 2,592.0 |
| 100 | 100 × 28.8 | 2,880.0 |
