Gram per Teaspoon (g/tsp) expresses mass in gram per unit volume in teaspoon, found by dividing a mass value by a volume value.
Gram per Teaspoon to Grain per Cubic Millimeter
Convert gram per teaspoon (g/tsp) to grain per cubic millimeter (gr/mm3) instantly with formula, conversion table, and FAQ.
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Convert gram per teaspoon (g/tsp) to grain per cubic millimeter (gr/mm3) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Grain per Cubic Millimeter (gr/mm3) expresses mass in grain per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
gr/mm3 = g/tsp × 0.003131
Results update instantly for Gram per Teaspoon to Grain per Cubic Millimeter conversions.
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Formula
gr/mm3 = g/tsp × 0.003131
g/tsp = gr/mm3 × 319.388747
Conversion table
| 1 g/tsp | 0.003131 gr/mm3 |
| 5 g/tsp | 0.015655 gr/mm3 |
| 10 g/tsp | 0.03131 gr/mm3 |
| 20 g/tsp | 0.06262 gr/mm3 |
| 50 g/tsp | 0.156549 gr/mm3 |
| 100 g/tsp | 0.313098 gr/mm3 |
| 500 g/tsp | 1.56549 gr/mm3 |
| 1000 g/tsp | 3.130981 gr/mm3 |
Related conversions
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How the formula works
Both gram per teaspoon and grain per cubic millimeter measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in gram per teaspoon by 0.003131 to get grain per cubic millimeter. To reverse the conversion, multiply a grain per cubic millimeter value by 319.388747 to get back to gram per teaspoon.
Frequently asked questions
What is Gram per Teaspoon (g/tsp)?
Gram per Teaspoon (g/tsp) expresses mass in gram per unit volume in teaspoon, found by dividing a mass value by a volume value.
What is Grain per Cubic Millimeter (gr/mm3)?
Grain per Cubic Millimeter (gr/mm3) expresses mass in grain per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
How do I convert gram per teaspoon to grain per cubic millimeter?
Multiply the gram per teaspoon value by 0.003131 to get the equivalent in grain per cubic millimeter. For example, 5 g/tsp × 0.003131 = 0.015655 gr/mm3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.003131 is an exact, non-rounded value.
Can I convert grain per cubic millimeter back to gram per teaspoon?
Yes. Divide the grain per cubic millimeter value by 0.003131, or multiply it by 319.388747, to get gram per teaspoon.
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About converting gram per teaspoon to grain per cubic millimeter
Gram per Teaspoon (g/tsp) expresses mass in gram per unit volume in teaspoon, found by dividing a mass value by a volume value. Grain per Cubic Millimeter (gr/mm3) expresses mass in grain per unit volume in cubic millimeter, found by dividing a mass value by a volume value.
Use this calculator to move between gram per teaspoon and grain per cubic millimeter accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.