Our lab uses Sirona's inLab MCXL for milling, and have had some issues with milling zirconia crowns....See more We are having problems with marginal chipping during the milling process. When a prep doesn't allow much space for the margin thickness we usually bulk it out a bit, but that creates a lot of extra...
We don't use sirona, however with our system we stopped using the systems tools and when with a third party. We have eliminated chipping almost totally,...See more and the tools are now in use 3 times as long. As for the chipping it might just be the mill itself. Try your spindle is it running true? Mike
We don't use Sirona but rather Amann Girrbaach. I occasionally get a chipped margin but it is usually due to dull burs or someone touching the machine...See more during a program. If you are using fresh burs and the machine is calibrated properly, I question the quality of the bur and the spindle.
88% of respondents have shifted responsibilities of some employees 17% have eliminated technicians 16% have added new technicians 12% have had to hire employees with a different skill set 9% have started hiring “off the street” employees with no dental technology experience (percentages total more than 100 because respondents could select more than one answer)
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