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There are many types of rock dusters provided by manufacturers today. The most common types of dusters are referred to as:

To ensure mine operators are familiar with these types of rock dusting systems and availability, MSHA has created a link (see below) to rock dusting equipment manufacturers so information on these systems may be disseminated.

Manufacturer Product List and Contact Information

*MSHA does not endorse any manufacturer. This webpage is intended to provide the mining industry with information regarding rock dusting machine types, availability, operating instructions, and new technologies.

The below listed manufacturers can be found on the internet and they should be contacted for more information on their product line.

If you are a manufacturer that would like to be added to the list, please contact Ben Gandy or Howard Epperly, MSHA Approval and Certification Center, at 304-547-2322 / 304-547-2034 respectively, or via e-mail at /

(Rock dusting equipment manufacturers listed in alphabetical order)
(Operating instructions for specific equipment listed below)

A.L. Lee Corporation
P.O. Box 99
Lester, WV 25865
(304) 934-5361
Fax (304) 934-5388

Damascus Corporation
26864 Watauga Road
P.O. Box 610
Abingdon, Virginia 24212

Irwin Mine and Tunneling Supply
P.O. Box 409
Irwin, PA 15642
Office: (724) 864-8900
Fax: (724) 864-0803

Johnson Industries, Inc.
101 Pine Fork
Pikeville, KY 41501
Fax: 606-639-0259
Rohmac, Inc
(304) 259-2201 x233

Swanson Industries
Morgantown Machine & Hydraulics
A Swanson Industries Company
437 Goshen Road - Morgantown, WV 26508
Fax: 304-292-3971

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