> Seb's dimensions work for me. volume = 3.1417 x Radius ² x D (height in
> this case) This number has to be converted to liquid measure. (1 cubic
> foot = 7.47 gallons) ....
>
> I get about 6.7 gallons (25L) if it was filled to the top with grapes and if
> there were no solids left over.
> I have the next higher press and I typically get 62L per pressing.

Seb posted:

"My 30 size press measure exactly 11,5" inside diameter per 15" height
but 13" is about the maximum usable height"

so pi x r**2 x h, 11.5/2 = 5.75 in x 2.54 = 14.6 cm, 13 x 2.54 = 33.02 cm

3.14 x 14.6 x 14.6 x 33 = 22,087 cubic cm = 22.09 liters

Don