Roller mill

Roller grain mills are an alternative to traditional millstone arrangements in gristmills.

Two-roller mills are the simplest variety, in which the material is crushed between two rollers before it continues on to its final destination.

Hungarian hard wheat so milled was claimed as integral to the "First in the world" success of the Vienna Bakery of the 1867 Paris Exposition.

[2] A motor or other prime mover drives the hanger of the grinding roller to rotate through a V pulley and center bearing.

Modern era roller mills were re-invented by the Hungarian engineer András Mechwart in 1874, then quickly spread to other parts of Europe and Americas.

An early 20th-century oil-seed roller-mill from the Olsztyn district, Poland
A late 19th century double roller mill displayed at Cook's Mill in Greenville, West Virginia in 2022
Closeup of Barnard's Roller Mill, New Hope Mills Complex , New York
Cutaway drawing of a centrifugal roller mill for mining applications, 1913