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Ultrasonic Bearing Testing

Uncover bearing life-cycle insights. Gain uptime and reliability.

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Why Bearing Life Drives Your Uptime

Bearings are the unsung heroes of your equipment, yet they are one of the most common sources of unexpected failures. From misalignment to improper lubrication, a range of operating conditions can shorten bearing life from years to months.

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At PTI, we make bearing life visible so you retain control of maintenance windows, spare parts planning, and production uptime.

What Ultrasonic Bearing Testing Reveals

Traditional vibration or thermal monitoring often detects damage once it’s already occurring. Ultrasonic testing goes deeper - capturing high-frequency signals and signs of defect formation long before full-scale failure.


With our service, you will:

Detect under- or over-lubrication early.

Assess slow-moving or intermittently loaded bearings.

Identify imbalances or misalignments that accelerate degradation.

 Finding are charted, recorded, and delivered in a secure online report, so you can act decisively.

Every plant's situation is different. Some want us to test all equipment and run the whole program. Some are looking for other options. Below is how we can work with you.

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Full Bearing Testing Program

Your whole plant, tested on a schedule, with a report you can act on.

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We test the bearings across your facility on a regular schedule, using ultrasonic equipment to pick up early changes in friction and condition. After each visit, you receive a report that gives the condition of bearings we tested: in good shape, needs lubrication, showing signs of failure, or in need of repair or replacement.

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What’s included:

  • Ultrasonic testing of the bearings across your plant, on a schedule that fits your operation

  • A clear digital report after every visit, so you know which bearings need attention and which don’t

  • Readings tracked from visit to visit, so changes stand out early

  • Guidance on lubrication and repair priorities, so your team can plan the work

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It’s the most complete option for plants that want a dedicated team watching their bearings.

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Critical Equipment Testing

Focus your budget where a failure would hurt most.

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Not every bearing may need monitoring at your facility or your budget may not currently be available for our full plant testing program. But the bearings that stop a production line, take days to replace, or cost a fortune in emergency repairs deserve attention before they fail.

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How it works:

  • We work with you to identify the equipment where an unexpected failure would cost you the most

  • We test those assets quarterly and report each bearing’s condition

  • You get advance notice, so repairs can be planned into a scheduled window

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It’s a practical option for plants that want early warning without the cost of a full plant program.

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More ways we can help with your bearings

Lubrication Verification: Not sure how much grease your bearings need? Twice a year, we test before and after greasing and show your technician the right amount and interval. Learn more

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Sensor and In House Verification: Already have sensors on your equipment or have your maintenance technicians do your testing? We compare their readings to ours and help you sort out which alarms matter. Learn more

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Custom Report System: Testing in house or with your own equipment? We walk your plant and build a photo based report your team can use, with optional baseline readings. Learn more

What Our Ultrasonic Reports Look Like 

PTI delivers clear, actionable reports with every ultrasonic bearing test - highlighting decibel trends, lubrication status, and bearing condition grades with expert recommendations.

Why Ultrasonic Testing Leads the Curve

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From Early Detection to Planned Action

Early detection is everything. Ultrasonic bearing testing identifies defects long before vibration or infrared methods can detect a problem - giving you time to plan maintenance, coordinate labor, and order parts before downtime occurs.

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Unlike vibration analysis, which often detects wear only once damage has already begun, ultrasonics captures the earliest acoustic signatures of stress and friction. This proactive insight allows you to act while bearings are still serviceable, extending equipment life and improving reliability metrics.

Ultrasonic analysis detects failure conditions in their earliest phase - before vibration, infrared, or human senses can identify a change.

Operational Benefits 
You'll See

EXTENDED
BEARING
LIFE

​Detect and address minor defects before they escalate - extending bearing and component lifespan.

REDUCED UNPLANNED DOWNTIME

Schedule maintenance proactively and keep production lines running smoothly. 

OPTIMIZED LUBRICATION PRACTICES

Pinpoint over- and under-lubrication to improve efficiency and eliminate wasted grease.

IMPROVED RELIABILITY
METRICS

Turn data into measurable performance - better trending, fewer surprises, and clearer ROI.

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Ready to Gain Bearing Insights?

Let’s talk about how ultrasonic testing can optimize your maintenance program.

Call Us

O: 727.304.5142

M: 616.834.3995​​​​

Proactive Technologies International — Experts in Ultrasonic Testing and Proactive Maintenance

Family-owned and operated, proudly serving industry leaders nationwide.

© 2025 PTI, Inc. All rights reserved.

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