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Concrete Mix Calculator
Cement, sand and aggregate needed for a batch of concrete.
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⚡ Instant Results
📊 Clear Comparison
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Concrete to order
Compare Your Options And Get Clear Answers
Cement, sand and aggregate needed for a batch of concrete.
Concrete Mix Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Dry volume is about 1.54 times wet volume.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Concrete Quick Guide
Typical values for reference.
| Volume m3 | Waste | Price | Cement |
|---|---|---|---|
| 1 | 10 | 120 | 330 kg cement |
| 0.5 | 10 | 120 | 165 kg cement |
| 2 | 10 | 120 | 660 kg cement |
| 5 | 10 | 120 | 1,650 kg cement |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Concrete Mix Calculator FAQ
Answers to common questions about this calculator.
Multiply the volume of the concrete by 1 plus your waste allowance.
Yes, 5 to 10 percent is typical.
Use your supplier ready-mix price per cubic metre.
No, always confirm with your supplier.