A Retsch mortar grinder, suitable for wet and dry samples. The mortar volume is 625 mL, with an outer diameter of 160 mm and an inner diameter of 68 mm. Features a porcelain mortar for grinding materials such as chemicals, resins, powders, etc. Maximum feed size 8 mm with a maximum speed of 900 rpm. Equipped with a timer with a cut-off shut-off of 60 min.