KR> sitka spruce

2017-02-24 Thread Robert Russell via KRnet
Here is a link to a sitka spruce board I found.It appears to meet the standard of at least 6 rings per inch and I am interested in the opinions of others here .This board is around 10-12 inches wide and about 12 feet long. https://www.dropbox.com/home/Aircraft%20Wood I have to look closer at

Re: KR> yellow cedar

2017-02-24 Thread Carl Dow via KRnet
hehe From: Larry Flesner via KRnet To: KRnet Cc: Larry Flesner Sent: Friday, February 24, 2017 3:39 PM Subject: Re: KR> yellow cedar At 03:41 PM 2/24/2017, you wrote: >I found some amazingly close grained near zero run out yellow cedar >boards that were bought back by a lumberyar

KR> Cowling Cooling Air design

2017-02-24 Thread Pete Klapp via KRnet
Netters I working on the lower half of my cowling and need to know the multiplier to size the exit area. I vaguely remember that the exit area should be approx. 1.5 times the total size of the inlet area. Need to qualify that memory. I have Tony Bingelis' "Firewal Forward" book, but can't find

Re: KR> yellow cedar

2017-02-24 Thread Larry Flesner via KRnet
At 03:41 PM 2/24/2017, you wrote: I found some amazingly close grained near zero run out yellow cedar boards that were bought back by a lumberyard. + The up side is you could use the KR to store wool sweaters an

KR> yellow cedar

2017-02-24 Thread Robert Russell via KRnet
I found some amazingly close grained near zero run out yellow cedar boards that were bought back by a lumberyard. They are not quite long enough but I think they could be scarfed for longerons. I know there has been some debate about that but from what I can see, even some of the early aircraft