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Oraguard 290F help?

Discussion in 'Tips & Tricks' started by phototec, Feb 27, 2010.

  1. phototec

    phototec Very Active Member

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    Belton
    I need some help determining how much media is left on a roll of Oraguard 290F, anyone have a new roll and can take a photo of the end of the roll, showing the core and the media, so I can see how large the the media is on the core?


    Thanks
     
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  2. Adam Bennett

    Adam Bennett Member

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    I used to have an equation that I got out of an article in sign builder illustrated. but now I don't.
     
  3. bob

    bob Major Contributor

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    earth
    (pi*outer_diameter-pi*core_diameter)/media_and_backing_thickness

    And for those educated in public schools pi=3.14159265...
     
  4. phototec

    phototec Very Active Member

    3,199
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    Belton
    pi*core_diameter)/media_and_backing_thickness


    Bob, thanks alot, that worked great!
     
  5. thewood

    thewood Very Active Member

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    Dec 28, 2005
    Tennessee
  6. GVP

    GVP Active Member

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    If anyone would like a stand-alone program to calculate the vinyl, here's one I wrote
     
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