BT90 is a large scale stone tahini machine with production capacity of 14 kg seeds per hour. using natural stone for both fixed and rotating stone results to a very smooth and high quality tahini without any stop and it has a silent operation, so it is good also for using in small stores .BT90 is equipped with lifting device for rotating stone for easy cleaning. The machine is also equipped with inverter, so the operator can adjust speed and the power consumption decreases up to 60%.