### Concrete Mix Ratio | What Is Concrete Mix Ratio | Type of ...

What Is Concrete Mix Ratio? Making concrete, it is important to use the correct concrete mixing ratios to produce a tough, long life, durable concrete mix.. To make concrete, four basic materials you need: Cement, sand, aggregate, water, and add-mixture.. This concrete mix ratio of aggregate to sand to cement is an important factor in determining the compressive strength of the concrete mixture.