About RSG Inc

RSG Inc was founded in 1991 by Chris Martin a graduate engineer from UMIST, England. The Company is located on 8 acres in rural Alabama, and supplies milling and air classification equipment to the minerals industry globally.

The first equipment installations were in the South Eastern USA for kaolin and calcium carbonate processing, still in successful operation after 25 years.

Today the Company operates a 35 000 ft2 pilot plant and engineering center, with the ability to test ball mills, media mills, hammer mills, airswept roller mill, small & full scale air classifiers as well as a toll production for fine dry powders.


Comminution consultant
Founder & President.
Graduated University of Manchester 1980.
35 years experience within the minerals processing industry.
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© 1999 to 2020 by RSG Inc.


1-256-378-3836 x11   |   sales@airclassify.com | Sylacauga, Alabama, USA