Category Archives: Styli

Successful CMM inspection depends on the ability of the probe’s stylus to access a feature and maintain accuracy at the point of contact.

Renishaw Styli & CMM Accessories Brochure

Posted on December 6, 2010 by CMM

Renishaw Styli & Accessories brochure. Click on the graphical image to download. To receive a quotation for your NEW Styli requirements or to receive technical advise email usedrenishaw@yahoo.com Renishaw Styli & Accessories Brochure

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Styli Calibration

Posted on December 6, 2010 by CMM

Before you begin taking CMM measurements, it is crucial that you calibrate the probe precisely for all your measurement procedures. The effective dimensions of the probe components have to be established if accurate results are to be obtained. These values … Continue reading →

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Styli – Rules & Tips

Posted on December 6, 2010 by CMM

Your choice of stylus configuration can have a significant effect on the accuracy of   the measurements you take. A few simple rules can be applied to maximize accuracy for most   probing applications. Terminology  A = ball diameter, B = overall … Continue reading →

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Styli Configuration Types

Posted on December 6, 2010 by CMM

  Straight Styli: Star Styli: These can be used to inspect a variety of different features. Using a star styli to inspect the extreme points of internal features such as the sides or grooves in a bore, minimizes the need … Continue reading →

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Styli-Stem Materials

Posted on December 6, 2010 by CMM

Steel: Stylus stems manufactured from non-magnetic stainless steel are used widely for styli with ball tip diameters of 2 mm or greater and lengths up to 30 mm. Within this range, one-piece steel stems offer the optimum stiffness to weight … Continue reading →

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Styli Ball Materials – Zirconia

Posted on December 6, 2010 by CMM

It is a particularly tough ceramic material with hardness and wear characteristics approaching those of ruby. Its surface properties make it an ideal material for aggressive scanning applications on cast iron components.

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Styli Ball Materials – Silicon Nitride

Posted on December 6, 2010 by CMM

It possesses many similar properties to ruby. It is a very hard and wear-resistant ceramic which can be machined into high precision spheres. It can also be polished to an extremely smooth surface finish. Silicon nitride does not have an … Continue reading →

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Styli Ball Materials – Ruby

Posted on December 6, 2010 by CMM

The choice of materials for the stylus tip and stem is critical.  A range of stylus materials are available each optimised to suit different measurement tasks. Ruby  The industry standard and the optimum stylus ball material for a vast majority of measurement … Continue reading →

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Styli Grades

Posted on December 6, 2010 by CMM

CMMs styli are supplied in different Grades.  With the increased use of very high accuracy CMMs, the specification of the stylus ball is a significant factor when calculating error budgets. Typically styli is supplied to Grade 5 standard. When precision counts. The sphericity … Continue reading →

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