Density of Cement in kg/m³

Density Formula:

\[ \rho = \frac{m}{V} \]

Density (kg/m³):

Unit Converter ▲

Unit Converter ▼

From:	To:

1. What is Cement Density?

Definition: Cement density is the mass of cement per unit volume, typically measured in kilograms per cubic meter (kg/m³).

Typical Value: Portland cement has a density of approximately 1440 kg/m³.

2. How Does the Calculator Work?

The calculator uses the density formula:

\[ \rho = \frac{m}{V} \]

Where:

\( \rho \) — Density (kg/m³)
\( m \) — Mass of cement (kg)
\( V \) — Volume (m³)

Explanation: The mass of cement is divided by its volume to determine its density.

3. Importance of Cement Density

Details: Knowing cement density is crucial for:

Concrete mix design
Material quantity calculations
Structural calculations
Quality control in cement production

4. Using the Calculator

Tips: Enter the mass of cement in kilograms and its volume in cubic meters. Both values must be > 0.

5. Frequently Asked Questions (FAQ)

Q1: What's the typical density of Portland cement?
A: Approximately 1440 kg/m³, but can range from 1280 to 1500 kg/m³ depending on type and compaction.

Q2: How does cement density affect concrete?
A: Higher density cement generally indicates better quality and strength, but mix proportions must account for density.

Q3: What factors affect cement density?
A: Fineness, chemical composition, moisture content, and degree of compaction.

Q4: How is bulk density different?
A: Bulk density includes air voids between particles, while true density measures only the solid material.

Q5: Why measure density in kg/m³?
A: kg/m³ is the SI unit for density and standard in construction materials testing.