jar mill

plural jar mills

1. A small ball mill with a jar-like drum.

   For laboratory use and for grinding colours and enamels porcelain pot or jar mills are used.

   2013, F. Singer, Industrial Ceramics, →ISBN, page 671

   2 more examples

   Either a special steel mortar or a special steel jar mill may be used as alternative means of preparing a crushed sample of glass.

   2004, American Society for Testing & Materials, Glass - Ceramic Whitewares, →ISBN, page 73

   The jar mills are low-energy mills, although they can provide higher energy milling if sufficiently large diameter in order of meters and many balls are used.

   2017, J Gubicza, Defect Structure and Properties of Nanomaterials, →ISBN