An abbreviation for hot-rolled, which is a term that defines steel bars that have received no further treatment after they have been rolled to the desired thickness or gauge. Hot rolling is a process that is performed at an elevated temperature which makes the metal pliable.
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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