Oraguard 290F help?

[phototec]

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

 

[Adam Bennett]

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

 

[bob]

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

(pi*outer_diameter-pi*core_diameter)/media_and_backing_thickness

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

 

[phototec]

pi*core_diameter)/media_and_backing_thickness

(pi*outer_diameter-pi*core_diameter)/media_and_backing_thickness

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

Bob, thanks alot, that worked great!

 

[thewood]

I've found this site to be helpful:

http://www.cutsmart.com/pages/roll-length.html

 

[GVP]

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