Presses equipped with rolling bolsters usually have two bolsters which are moved in and out of the press by means of tracks. While one bolster is in the press running one die, the second bolster is available for setup outside the press, effectively reducing the time lost due to setup to minutes (less than an hour) rather than hours.
Norton Abrasives: the Fastest Material Removal in the Industry
Norton NorZon® Plus depressed center wheels now utilize a proprietary blend of patented, newest generation Norton SG ceramic alumina and Norton BlueFire™ zirconia alumina abrasives, combined with a high performance bond system for significantly improved grain micro-fracturing. The upgraded line has also been expanded with Norton NorZon Plus Fast Cut™ Depressed Center Wheels, offering the fastest material removal in the industry.
Colors in welds and what they mean - by Josh Welton The variety of colors that can occur in welds might surprise you. Sometimes they are desirable and sometimes not. It all depends on the material, the industry, and the application.
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