Cubic Meters to Metric Ton Using Gravel - OnlineConversion ...
Concrete, Gravel - 2.40 tonne/cubic meter. Choose the above density that most closely matches your gravel, and calculate using the formulas below. cubic meters * density = tonnes. tonnes / density = cubic meters. Thats the metric tonne. Ok, need to convert 80,000 cubic meters of dry (pre-mixed) cement to metric tons.