Pit & Quarry, February 2011
www nskamericas com Tough Steel Bearings WHAT ARE YOUR BEARINGS MADE OF In the aggregate and mining industry bearings have to be tough Withstanding contamination vibration and extra heavy loads takes more than great component design it demands the highest quality steel All steel contains foreign particles called inclusions Formed by oxygen sulfur nitrogen etc these combine with other contaminants to create non metallic particles that weaken the steel By minimizing the size and quantity of inclusions steel can be strengthened a process NSK has mastered with our Tough Steel and High Performance bearing steel technology Demand a higher level of performance choose NSK HPS Spherical roller bearings Ideal for aggregate and mining applications that benefi t from the high strength of a low wear pressed steel cage NSKs HPS product line provides s IGHER LIMITING SPEEDS s 5P TO INCREASE IN LOAD RATING s 5P TO TIMES LONGER BEARING LIFE s HPS steel cage bearings ideal for conveyor applications Trust NSK to help maximize productivity and reduce downtime with high performance products designed for your toughest industry challenges NSK Tough Steel bearings were specifi cally designed for contaminated environments such as those in mining Made with a cleaner grade of carburized STF steel these bearings s 2ESIST DEBRIS DAMAGE EXTENDING BEARING LIFE s AVE GREATER SHOCK LOAD RESISTANCE s XTEND OPERATING LIFE IN CONTAMINATED ENVIRONMENTS s NHANCE BOUNDRY LUBRICATION AS A RESULT OF PROPRIETARY ROLLER AND raceway fi nish In fi eld tests NSK Tough Steel bearing life was twice that of conventional bearing steel That translates into lower costs reduced waste and increased productivity Consult an NSK representative for product information and specifi cations Please call 188ThinkNSK 18884465675 High Performance Standard HPS Spherical Bearings
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