Powder and Bulk Engineering
Friday, August 22, 2014
Skip Navigation LinksHome) Item Details
Powder and Bulk Engineering is a technical publication devoted to readers in the bulk solids market, worldwide.
Case Histories
Item Details:
Publication Date: 12/2001
Pages: 4
PDF Format
Related Item(s):
Recommended Item:
Screener prevents screen blinding and improves efficiency

A mineral producer installs a five-deck screener to improve screening efficiency and increase production.

McCabe Industrial Minerals, Davis, Okla., produces 50,000 tons of rhyolite head-lap granules each year for asphalt shingle manufacturers in Colorado, Kansas, Oklahoma, Tennessee, and Texas. Rhyolite, a granitic stone, is mined from a deposit near the plant. After the raw material is delivered to McCabe as 3/8-inch stones, it's dried, crushed, and screened to grade. Reducing and screening the rhyolite to the correct particle size -- 10 mesh -- is crucial. When a series of problems began to plague the screening operation, the company knew something had to be done.

To read this entire article:

You may purchase this article now for personal use. Simply click the Buy Item button above, enter your payment details, and download the article. It will be available to you for 7 days for viewing, printing, or saving for future reference. All articles are copyrighted by CSC Publishing, Inc. and cannot be used for commercial purposes without express permission in writing from the Publisher. This includes but is not limited to: web posting, printing, or sharing via email.


Your payment information is forwarded in an encrypted form, using 40- or 128-bit Secure Socket Layer technology, only to our payment gateway ( for processing.


To view an article, you must have Acrobat Reader installed on your computer. Click on the icon to download Acrobat Reader free of charge.

      Copyright 2014, CSC Publishing Inc. ALL Rights Reserved * Privacy policy