Convert Ounces per hour to Grains per minute

Convert Ounces per hour (oz/h) to Grains per minute (gr/min) instantly and accurately.

Ounces per hour (oz/h)
Grains per minute (gr/min)

Conversion Formula

gr/min = oz/h × 7.291666667

About Ounces per hour

The ounce per hour (oz/h) equals 0.028349523125/3600 ≈ 7.875×10⁻⁶ kg/s, seen in refrigerant-charge leak-rate specifications and slow-drip irrigation design. US EPA Section 608 refrigerant regulations set leak-rate thresholds partly in oz/year; appliance industry test methods use oz/h equivalents for comparison. 1 oz/h ≈ 7.875×10⁻⁶ kg/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

Ounces per hour (oz/h)Grains per minute (gr/min)
1 oz/h7.29167 gr/min
2 oz/h14.5833 gr/min
5 oz/h36.4583 gr/min
10 oz/h72.9167 gr/min
25 oz/h182.292 gr/min
50 oz/h364.583 gr/min
100 oz/h729.167 gr/min

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