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Knowledge You Can Build On — Est. 1998

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Dad's urn

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Re: Dad's urn

#26

Re: Dad's urn

Jim Breeden

In all my dumbness of reading the responses, I failed to tell John how well I liked the urn - excellent turning for a future home of a loved one. I can only hope I can do as good a job.

Re: Dad's urn

#27

Dennis in Southern Oregon

Re: For the mathematically inclined...

Dennis in Southern Oregon

Mike, you had me going there for a while with your equation. It did not make sense as written. I had to re-derive it to get the answer:

Volume= ⅓ π (r1-squared + r1r2 + r2-squared) H :\

Re: Dad's urn

#28

Re: Dad's urn

Steve Carey

Very nice John. I am turning a segmented urn for my nephew. It's my first segmented project ever. Nothing like sink or swim! Anyway I how I calculated the volume needed was I imagined I was putting two cones together at the widest part, so I used the calculation for finding the volume of a cone based off of my dimensions from the bottom to center, and from top to center, and added those together. It is probably more than what is needed, but it doesn't really matter. As long as the quality is there and it's not going to a customer.