Volumetric flow rate.
Imperial gallons per Millisecond to Metric cup per Seconds Converter — imp gal/ms to metric cup/s
Convert Imperial gallon per Millisecond (imp gal/ms) to Metric cup per Seconds (metric cup/s) using the exact conversion factor (1 imperial gallon per millisecond = 18,184.36 metric cup per seconds). See the formula, worked examples, and conversion table.
Imperial gallons per Millisecond to Metric cup per Seconds converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 4.54609 / 0.00025.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial gallons per Millisecond to Metric cup per Seconds
Imperial gallon per Millisecond and Metric cup per Seconds both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
metric cup per seconds = imperial gallons per millisecond × 18184.36
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial gallon per millisecond equals 4.54609 base units, and 1 metric cup per seconds equals 0.00025 base units, so dividing one by the other gives the direct imperial gallon per millisecond-to-metric cup per seconds factor of 18184.36.
Simple example
1 imp gal/ms × 18184.36 = 18,184.36 metric cup/s
1 imperial gallon per millisecond = 18,184.36 metric cup per seconds.
Real-world example
60 imp gal/ms × 18184.36 = 1,091,061.6 metric cup/s
60 imperial gallons per millisecond = 1,091,061.6 metric cup per seconds.
Conversion table
| Imperial gallon per Millisecond (imp gal/ms) | Metric cup per Seconds (metric cup/s) |
|---|---|
| 0.1 imp gal/ms | 1,818.436 metric cup/s |
| 1 imp gal/ms | 18,184.36 metric cup/s |
| 10 imp gal/ms | 181,843.6 metric cup/s |
| 60 imp gal/ms | 1,091,061.6 metric cup/s |
| 100 imp gal/ms | 1,818,436 metric cup/s |
| 1,000 imp gal/ms | 18,184,360 metric cup/s |
Reverse conversion: Metric cup per Seconds to Imperial gallon per Millisecond
1 metric cup/s × 0.00005499231207 = 0.0000549923 imp gal/ms
1 metric cup per seconds = 0.0000549923 imperial gallons per millisecond.
imperial gallons per millisecond = metric cup per seconds × 0.0000549923120748
For a page dedicated to this direction, see Metric cup per Seconds to Imperial gallon per Millisecond.
Understanding the Imperial gallon per Millisecond (imp gal/ms)
Volumetric flow rate.
Understanding the Metric cup per Seconds (metric cup/s)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many metric cup per seconds are in 1 imperial gallon per millisecond?
1 imperial gallon per millisecond equals 18,184.36 metric cup per seconds, using the exact defined conversion factor rather than an estimate.
How do I convert imperial gallon per millisecond to metric cup per seconds?
Multiply the imperial gallon per millisecond value by 18184.36. The converter above does this instantly to whatever precision you set.
How do I convert metric cup per seconds back to imperial gallon per millisecond?
Use the reverse factor: 1 metric cup per seconds equals 0.0000549923 imperial gallons per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial gallon per millisecond?
Imperial gallon per Millisecond (imp gal/ms) is a unit of flow rate.
What is a metric cup per seconds?
Metric cup per Seconds (metric cup/s) is a unit of flow rate.
Is the imperial gallon per millisecond to metric cup per seconds conversion exact?
Yes. Both imperial gallon per millisecond and metric cup per seconds are defined by fixed standards rather than physical artifacts, so the factor of 18184.36 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.