Biochar machine consist of sealed container for rice straw bales with two gates. The top gate for rice straw feeding and the bottom gate for Biochar. The Biochar unit equipped with stirrer operated with electric motor and speed reduction unit. The Biochar unit operated indirectly through combustion chamber with fuel burner to heat the sealed container from all sides indirectly. The gases produced as a result of heating the rice straw are collected and returned back to the combustion chamber through a blower.
