Cement Sand Ratio Calculator

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Split dry mortar volume into cement and sand using a selected ratio.

Cement & MortarWorking calculatorMobile friendly

Cement Sand Ratio CalculatorVisual reference for this tool.

Use this calculator for quick estimating and planning. Verify project-specific assumptions before final procurement or design.

Dry Volume (m³)

Cement Part (part)

Sand Part (part)

Bag Weight (kg)

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Note—

Calculations run locally in your browser; no backend is required.

Cement Volume = Dry Volume × Cement Part / Total Parts

For 1 m³ dry mortar at 1:4, cement is 0.20 m³ and sand is 0.80 m³.

For structural, electrical, code-compliance or safety-critical work, use this as a preliminary estimate and verify with a qualified professional.

Short answers for common estimation questions.

They are estimation values. Site conditions, product specifications and local practice can change final quantities.

Yes. Civil Micros is designed to work on mobile browsers without a backend.

Continue your calculation workflow.