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Technical
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    Use of Duty Cycles or Measured Torque—Time Data with AGMA Ratings

    Variable loads resulting from a working process, starting process, or operation near a critical speed will cause varying stresses at the gear teeth of a drive system. The magnitude and frequency of these loads depend upon the driven machine, the motor, the dynamic mass elastic properties of the system, and...
    December 5, 2022

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    November 29, 2021
    • Blogs
    Features
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      Three New AGMA Publications

      AGMA is pleased to announce the publication of three new documents: AGMA 923-C22, Metallurgical Specifications for Steel and Cast Iron Gearing, written by the AGMA Metallurgy and Materials Committee, AGMA 929-B22, Calculation of Bevel Gear Top Land, Slot Widths and Cutter Edge Radii, written by the AGMA Bevel Gearing Committee, and AGMA 955-A22, Guidance for Industrial Gear Lubrication written by the AGMA Lubrication Committee.

      December 5, 2022
      Standards
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    November 29, 2021
    November 29, 2021
    Product News

    • JTEKT Introduces New High-Productivity Silicon Wafer Disc Grinder

      JTEKT recently demonstrated a new double-disc horizontal grinder that simultaneously grinds both sides of silicon wafers to +/- 1 micron from as-sliced condition. The DXSG320 performance represents a massive improvement in accuracy and productivity over the single-spindle vertical grinders common in the...
      December 2, 2022
    Ask the Expert
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      The Undercut Phenomenon

      “It appears that undercut can be eliminated in some cases but in most cases, the elimination of undercut, for example by increasing the root fillet radii of a pinion, results in performance problems in the operation with its mate. My question is, when can I eliminate undercut and why is it not possible in...
      September 1, 2021

    • Gear Noise Cause of a Different Stripe

      “ It is very hard to find out any paper regarding ‘tiger stripes’ failure, created by electrical discharge current over the gear teeth.” I wish to have some more information on this issue + how it affects the vibration / noise signatures; why does it creates the tiger stripes profile; how deep are the...
      May 1, 2021
    Industry News
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      Jorgensen Partners with Will-Fill on Coolant Management System

      As of November 1, Jorgensen Conveyor and Filtration Solutions has entered into a partnership with Will-Fill, a manufacturer of fully automatic coolant monitoring and managing systems. The strategic partnership allows Jorgensen to offer customers complete and worry-free coolant management systems, such as...
      December 6, 2022
    Events
    Voices
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      No, Really. I Mean It.

      Last issue I asked you all for a special favor. Thank you to those of you who responded. But for the rest of you...well, we could still use your help.  The success of Gear Technology depends on our ability to know who you are, where you work and how you’re involved in the gear industry. That means...
      July 14, 2022
    Buyer’s Guide
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    The Gear Industry Buyers Guide is your complete directory of suppliers in the gear industry, including great companies like these.

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    SEW-EURODRIVE
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    Regal Rexnord
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    Star SU LLC
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