Ounce per cubic inch Unit | All you need to know

What Is an Ounce per Cubic Inch?

The ounce per cubic inch (symbol: oz/in³) is a unit of density that expresses the mass of a substance contained in one cubic inch of volume. One ounce per cubic inch means that one avoirdupois ounce of material occupies a volume of one cubic inch. This Imperial and U.S. customary unit is commonly used for measuring the density of engineering materials.

Density is the amount of mass contained in a given volume. Since the cubic inch is a relatively small unit of volume, ounce per cubic inch provides convenient values for metals, plastics, ceramics, and other solid materials.

History of the Ounce per Cubic Inch

The ounce per cubic inch originated from the Imperial and U.S. customary systems of measurement. It has been widely used in manufacturing, mechanical engineering, metallurgy, and material testing where dimensions are commonly measured in inches.

Current Uses of the Ounce per Cubic Inch

Today, ounce per cubic inch is used in engineering, aerospace, automotive manufacturing, machining, and material science. It is commonly used to specify the density of metals, alloys, plastics, ceramics, and composite materials.

Ounce per Cubic Inch Conversion

One ounce per cubic inch is equal to:

  • 1,729.994 kilograms per cubic meter (kg/m³)
  • 1.72999 grams per cubic centimeter (g/cm³)
  • 107.999 pounds per cubic foot (lb/ft³)
  • 231 ounces per US gallon (oz/US gal)

You can use ChangeUnit to convert ounces per cubic inch to kilograms per cubic meter, grams per cubic centimeter, pounds per cubic foot, and many other density units.

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