Indian Nan Khatai Biscuits Ball Production Line This automatic ball production line is built for Indian Nan Khatai biscuit makers who need consistent, uniform dough balls at commercial output. Shortcrust Nan Khatai dough is dense and crumbly, so the line uses a low-stress extrusion head and a rolling drum with adjustable gap control to form round balls without cracking the surface. What the line includes Dough feeding and extrusion unit – gentle screw feed keeps semolina,