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  1. larsondental

    Is there a name for this technique?

    The process starts with a full contour wax up followed by making a putty matrix of it. Next step would be doing a cut back of the wax up and casting in metal. Using the matrix you stack porcelain to contour. I have done this myself but wondered if there is a name for this technique? From what I...
  2. larsondental

    emax compatible porcelains

    I have used both LISI by GC and Celtra Dentsply porcelain on Emax press with great results.
  3. larsondental

    Red Wing Lathe slowing down. Please Help

    Try adjusting the adapter. That is the collar mounted on the motor. It has a set screw and two regular screws. Loosen them up with the quick chuck removed make sure the slot on the adaptor is at a 45 degree angle and the screw pattern is horizontal to the table. the clutch plate should have a...
  4. larsondental

    Ceramic metal Genei firing schedule ?

    Anyone have or remember the firing perameters for ceramic metal genei repair meterial?
  5. larsondental

    Burnout Oven

    That's from back when the thermocouples and muffles were platinum wound.
  6. larsondental

    How do I separate a crown from implant?

    Me Too ! 800F for the metricly challanged
  7. larsondental

    porosity in full gold bridgework

    short sprues and a runner bar will work also
  8. larsondental

    How to do refractory models?

    The Optec porcelain was a lucite reinforced feldspathic porcelain.
  9. larsondental

    How to do refractory models?

    The biggest problem with the technique was you didn't know what your result was until you divested the crown from the die.
  10. larsondental

    porcelain expire?

    Had a guy demand a refund on a kit I sold on Ebay over this issue. The liquids in the kit may be a problem but the porcelain No.
  11. larsondental

    How to do refractory models?

    I left that technique behind with the ops Optec. Wasted days and nights!!!
  12. larsondental

    Heraeus Kulzer Heraceram

    I also used Hera Ceram for several years. Heraus Kulser had hired a bunch of sales people and put on clinics to market it here in the midwest.Two years after that they fired all the sales force and went to telemarketing. It wasn't too long after that they dropped all support for it. I continued...
  13. larsondental

    GC LiSi Over Zirconia Substructures?

    If the CTE matches (or mismatches as the case may be) It will work
  14. larsondental

    Music in the Lab

    Frank Zappa Montana
  15. larsondental

    Best lamp for shading restorations...and GO!

    They are in reprint.http://onlinelibrary.wiley.com
  16. larsondental

    Best lamp for shading restorations...and GO!

    Color science and dental art by Dr Jack Preston The best resource I have found.
  17. larsondental

    How to change a NSK Z500 chuck

    Brassler sells them
  18. larsondental

    Stacking Porcelain

    Jensen Industries has a great selection of web based series by Peter Pizzi
  19. larsondental

    Adhesive Advice?

    I had a Dr with constant debonding problems. Found out he was using a mint flavor pumice on the preps prior to bonding. The mint flavor was oil based.
  20. larsondental

    Glaze or Polish?

    Get some Zircon-Brite from DVA . I love this product
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