For example neck cracking and grinding might occur frequently for a few days and then go away. In cases where neck crepitus is the result of bone-on-bone grinding due to facet joint osteoarthritis the neck cracking and grinding sounds are more likely to occur frequently with movements and not go away. See Cervical Facet Osteoarthritis Video
Get PriceHerkules roll grinding machines are well-known throughout the world for their excellent performance in terms of precision speed and efficiency. The user-friendly control developed within HerkulesGroup specifically for roll grinders achieves extremely precise machining results.
Get PriceThis paper presents a study of a vibration problem in a roll grinding machine. The rolling contact between a metal roll and the grindstone may cause the pattern formation on the roll surface during the grinding operation. A self-excited vibration excitation or so-called regenerative chatter excitation is present in the process.
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