Rather than use a heavy pestle to pound it by hand, modern ink makers instead use a mechanically driven roller. A freshly made mass of ink is as black as night, scalding hot and very sticky.
有別於古人手握重鎚，槌打墨塊三萬杵的辛苦工序，現代人已懂得利用俗稱「輪子車」的「碾輾機」來取代。