Convert Short tons per minute to Grains per hour

Convert Short tons per minute (ton/min) to Grains per hour (gr/h) instantly and accurately.

Short tons per minute (ton/min)
Grains per hour (gr/h)

Conversion Formula

gr/h = ton/min × 840000000

About Short tons per minute

The short ton per minute (ton/min, US) equals 907.18474/60 ≈ 15.120 kg/s, typical for high-capacity conveyor belts and bucket-wheel excavators in open-cast mining. A large surface coal mine loads unit trains with overland conveyors rated at 5 000-15 000 short ton/h = 83-250 ton/min. 1 short ton/min ≈ 15.120 kg/s = 2 000 lb/min.

About Grains per hour

The grain per hour (gr/h) equals 6.479891×10⁻⁵/3600 ≈ 1.800×10⁻⁸ kg/s, used in HVAC psychrometric calculations for dehumidifier capacity and moisture-removal rates. ASHRAE load calculation spreadsheets report latent loads in grains of water per hour; a typical residential dehumidifier removes 5×10⁵-2×10⁶ gr/h. 1 gr/h ≈ 1.800×10⁻⁸ kg/s.

Quick Reference Table

Short tons per minute (ton/min)Grains per hour (gr/h)
1 ton/min840000000 gr/h
2 ton/min1.68 × 109 gr/h
5 ton/min4.2 × 109 gr/h
10 ton/min8.4 × 109 gr/h
25 ton/min2.1 × 1010 gr/h
50 ton/min4.2 × 1010 gr/h
100 ton/min8.4 × 1010 gr/h

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