Convert Milligram to Mace
Convert milligrams to maces instantly. 1 milligram = 0.0002645547 mace — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Mace to Milligram converter for the reverse conversion.
Units explained
Milligram
A milligram (mg) equals one-millionth of a kilogram, or 0.001 gram.
From the SI prefix 'milli-' (from Latin 'mille', thousand).
Standard for medicine dosing, nutrition labels, and fine jewelry.
Part of the original metric system of 1795.
Mace
The mace equals one-tenth of a tael, about 3.78 grams.
From the Chinese 'qian'; 'mace' is the European trade name.
Chinese and Southeast Asian gold and traditional-medicine trade.
Part of the traditional Chinese tael system.
Milligram to Mace conversion formula
Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.
The relationship between milligrams and maces:
To convert milligrams to maces, multiply the value in milligrams by 0.0002645547. To reverse, multiply maces by 3779.936.
How to use this converter
Type a value into the calculator. The result in maces updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Mace to Milligram converter for the reverse direction.
Step-by-step: convert milligrams to maces
- Write down the value in milligrams (mg).
- Multiply that value by the factor 0.0002645547.
- The product is the equivalent value in maces (mace).
- To reverse, multiply the mace value by 3779.936.
Worked examples
Example 1 — Convert 1 mg to mace:
1 × 0.0002645547 = 0.0002645547 mace
Example 2 — Convert 100 mg to mace:
100 × 0.0002645547 = 0.0264554744 mace
Real-world example — Packaging gauge
A 4-milligram plastic bag thickness is a common spec for grocery and freezer bags. Converting from milligrams to maces is what packaging buyers do whenever they bridge US and metric supplier quotes.
4 mg × 0.0002645547 = 0.001058219 mace
Real-world example — Plastic film and laminate thickness
A 500-milligram sheet is a typical spec for ID-card laminates and film overlays. Converting to maces aligns the value with the unit most CAD systems and material datasheets prefer.
500 mg × 0.0002645547 = 0.1322773719 mace
Milligram to Mace conversion table
Standard reference values for converting milligrams to maces:
| Milligram [mg] | Mace [mace] |
|---|---|
| 0.01 | 2.645547e-6 |
| 0.1 | 2.645547e-5 |
| 1 | 0.0002645547 |
| 2 | 0.0005291095 |
| 3 | 0.0007936642 |
| 4 | 0.001058219 |
| 5 | 0.0013227737 |
| 10 | 0.0026455474 |
| 20 | 0.0052910949 |
| 30 | 0.0079366423 |
| 40 | 0.0105821898 |
| 50 | 0.0132277372 |
| 100 | 0.0264554744 |
| 500 | 0.1322773719 |
| 1000 | 0.2645547438 |
Frequently asked questions
How many maces is 1 milligram?
How do I convert milligrams to maces?
How do I convert maces back to milligrams?
How many maces is 100 milligrams?
Popular weight unit conversions
Convert Milligram to other weight units
Show all Milligram conversions
Metric / SI (17 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 mg = 0.0002645547 mace) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.