Ounce per Cubic inch (oz/in3) expresses mass in ounce per unit volume in cubic inch, found by dividing a mass value by a volume value.
Ounce per Cubic inch to Dram per Cup
Convert ounce per cubic inch (oz/in3) to dram per cup (dr/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 ounce per cubic inch (oz/in3) to dram per cup (dr/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Dram per Cup (dr/cup) expresses mass in dram per unit volume in cup, found by dividing a mass value by a volume value.
dr/cup = oz/in3 × 231
Results update instantly for Ounce per Cubic inch to Dram per Cup conversions.
Reserved above the conversion cards and below the converter.
Formula
dr/cup = oz/in3 × 231
oz/in3 = dr/cup × 0.004329
Conversion table
| 1 oz/in3 | 231 dr/cup |
| 5 oz/in3 | 1155 dr/cup |
| 10 oz/in3 | 2310 dr/cup |
| 20 oz/in3 | 4620 dr/cup |
| 50 oz/in3 | 11550 dr/cup |
| 100 oz/in3 | 23100 dr/cup |
| 500 oz/in3 | 115500 dr/cup |
| 1000 oz/in3 | 231000 dr/cup |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
How the formula works
Both ounce per cubic inch and dram per cup measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in ounce per cubic inch by 231 to get dram per cup. To reverse the conversion, multiply a dram per cup value by 0.004329 to get back to ounce per cubic inch.
Frequently asked questions
What is Ounce per Cubic inch (oz/in3)?
Ounce per Cubic inch (oz/in3) expresses mass in ounce per unit volume in cubic inch, found by dividing a mass value by a volume value.
What is Dram per Cup (dr/cup)?
Dram per Cup (dr/cup) expresses mass in dram per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert ounce per cubic inch to dram per cup?
Multiply the ounce per cubic inch value by 231 to get the equivalent in dram per cup. For example, 5 oz/in3 × 231 = 1155 dr/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 231 is an exact, non-rounded value.
Can I convert dram per cup back to ounce per cubic inch?
Yes. Divide the dram per cup value by 231, or multiply it by 0.004329, to get ounce per cubic inch.
Reserved between the FAQ and the article so the page stays balanced.
About converting ounce per cubic inch to dram per cup
Ounce per Cubic inch (oz/in3) expresses mass in ounce per unit volume in cubic inch, found by dividing a mass value by a volume value. Dram per Cup (dr/cup) expresses mass in dram per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between ounce per cubic inch and dram 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.