Convert Grains per second to Grains per minute
Convert Grains per second (gr/s) to Grains per minute (gr/min) instantly and accurately.
Conversion Formula
gr/min = gr/s × 60
About Grains per second
The grain per second (gr/s) equals 64.79891 mg/s or 6.479891×10⁻⁵ kg/s. The grain (= 1/7000 lb exactly) is the smallest avoirdupois mass unit, still used in ballistics for bullet and propellant-charge weights. A .308 Winchester rifle bullet of 168 gr fired in 1 s represents 168 gr/s; powder charge is typically 40-46 gr. 1 gr/s = 6.479891×10⁻⁵ kg/s = 64.79891 mg/s.
About Grains per minute
The grain per minute (gr/min) equals 6.479891×10⁻⁵/60 ≈ 1.080×10⁻⁶ kg/s. This unit appears in HVAC humidity engineering: moisture added or removed from conditioned air is traditionally expressed in grains of water per pound of dry air per minute in US practice. A whole-house humidifier may evaporate 300-600 gr/min at design load. 1 gr/min ≈ 1.080×10⁻⁶ kg/s.
Quick Reference Table
| Grains per second (gr/s) | Grains per minute (gr/min) |
|---|---|
| 1 gr/s | 60 gr/min |
| 2 gr/s | 120 gr/min |
| 5 gr/s | 300 gr/min |
| 10 gr/s | 600 gr/min |
| 25 gr/s | 1500 gr/min |
| 50 gr/s | 3000 gr/min |
| 100 gr/s | 6000 gr/min |