Grain per Imperial gallon (gr/imp gal) expresses mass in grain per unit volume in imperial gallon, found by dividing a mass value by a volume value.
Grain per Imperial gallon to Pound per Cup
Convert grain per imperial gallon (gr/imp gal) to pound per cup (lb/cup) instantly with formula, conversion table, and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Density calculator
Density Converter
Convert grain per imperial gallon (gr/imp gal) to pound per cup (lb/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
lb/cup = gr/imp gal × 7.434591e-6
Results update instantly for Grain per Imperial gallon to Pound per Cup conversions.
Reserved above the conversion cards and below the converter.
Formula
lb/cup = gr/imp gal × 7.434591e-6
gr/imp gal = lb/cup × 134506.391657
Conversion table
| 1 gr/imp gal | 7.434591e-6 lb/cup |
| 5 gr/imp gal | 3.717295e-5 lb/cup |
| 10 gr/imp gal | 7.434591e-5 lb/cup |
| 20 gr/imp gal | 0.000149 lb/cup |
| 50 gr/imp gal | 0.000372 lb/cup |
| 100 gr/imp gal | 0.000743 lb/cup |
| 500 gr/imp gal | 0.003717 lb/cup |
| 1000 gr/imp gal | 0.007435 lb/cup |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
How the formula works
Both grain per imperial gallon and pound per cup measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in grain per imperial gallon by 7.434591e-6 to get pound per cup. To reverse the conversion, multiply a pound per cup value by 134506.391657 to get back to grain per imperial gallon.
Frequently asked questions
What is Grain per Imperial gallon (gr/imp gal)?
Grain per Imperial gallon (gr/imp gal) expresses mass in grain per unit volume in imperial gallon, found by dividing a mass value by a volume value.
What is Pound per Cup (lb/cup)?
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert grain per imperial gallon to pound per cup?
Multiply the grain per imperial gallon value by 7.434591e-6 to get the equivalent in pound per cup. For example, 5 gr/imp gal × 7.434591e-6 = 3.717295e-5 lb/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 7.434591e-6 is an exact, non-rounded value.
Can I convert pound per cup back to grain per imperial gallon?
Yes. Divide the pound per cup value by 7.434591e-6, or multiply it by 134506.391657, to get grain per imperial gallon.
Reserved between the FAQ and the article so the page stays balanced.
About converting grain per imperial gallon to pound per cup
Grain per Imperial gallon (gr/imp gal) expresses mass in grain per unit volume in imperial gallon, found by dividing a mass value by a volume value. Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between grain per imperial gallon and pound per cup accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.