Tag Archives: Problem Solving

TOP TEN BORE GRINDING PROBLEMS and how to solve them…TODAY! (part-8)

Noisy Grind Noisy grind and chatter frequently go hand in hand. Chatter is usually something you see on the part. Noisy grinding occurs when you are standing outside the grinder and the machine is howling. Usually if you hear that, … Continue reading

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TOP TEN BORE GRINDING PROBLEMS and how to solve them…TODAY! (part-7)

What’s All the Chatter About? Those annoying zebra-like stripes that can mar the finish of an otherwise good looking part are called “chatter.” Chatter is usually caused by vibrations that may come from a number of sources. First, the chatter … Continue reading

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TOP TEN BORE GRINDING PROBLEMS and how to solve them…TODAY! (part-6)

Metal Loading in The Wheel During bore grinding you want your wheel to stay nice and clean, but sometimes it becomes caked with metal flakes. This condition is caused by metal loading and when it occurs the loaded areas produce … Continue reading

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TOP TEN BORE GRINDING PROBLEMS and how to solve them…TODAY! (part-5)

Fluctuations After Dress Problem: You are grinding a lot of parts between dressing cycles. Every part looks fine until you dress the wheel. Then the first one or two parts on the next cycle look horrible. It could be size or … Continue reading

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TOP TEN BORE GRINDING PROBLEMS and how to solve them…..TODAY! (part-4)

Surface Finish Too Rough I need to hold a certain surface finish and my parts are coming off too rough. I don’t have a finer grit wheel to try. What can I do? 1. Increase the wheel speed. This is … Continue reading

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TOP TEN BORE GRINDING PROBLEMS and how to solve them…TODAY! (part-3)

Staying In Shape Taper— discussed in a previous blog— always means that the walls of the bore are straight; they’re just not parallel. When we have shape problems the walls of the bore are neither straight nor parallel. They are … Continue reading

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TOP TEN BORE GRINDING PROBLEMS and how to solve them….. Today! (part-2)

Roundness … After taper, the next most common bore-grinding problem is roundness.   Maintaining roundness to within the specification is critical to the ultimate performance of the component —affecting such things as lubricant retention and distribution, leakage, vibration levels, friction and ease … Continue reading

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