civil

<thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?
Why is steel not used in cars? Same answer.

Bob M.
 
<thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?
I thought it was ... called marine grade plywood.
 
On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:
thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.
I once saw a construction project in Popular Mechanics or something
for a whole boat made of plywood.

Cheers!
Rich
 
On Mon, 01 Oct 2007 10:41:30 -0700, thiaga.1989@gmail.com wrote:

Why plywood is not used in boats?
The famous Higgins Boats of WWII were mostly plywood, as were the PT
boats and minesweepers. Nowadays, fiberglass is perferred, because
it's easy to blow into molds, and doesn't rot.

John
 
On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:

thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.
Exactly. "Marine grade" refers to the really-waterproof, better than
"exterior" glue used to laminate it. Plywood can't be formed into a
compound curve without resort to steam bending, but you can build a lot of
useful hull forms with only flats, conic and cylindrical sections. Hell,
some of the world's greatest _aircraft_ have been made of laminated wood.
Look up the Mosquito light bomber.
 
On Tue, 02 Oct 2007 00:57:03 -0500, Stephen J. Rush wrote:
On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:
thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.

Exactly. "Marine grade" refers to the really-waterproof, better than
"exterior" glue used to laminate it. Plywood can't be formed into a
compound curve without resort to steam bending, but you can build a lot of
useful hull forms with only flats, conic and cylindrical sections. Hell,
some of the world's greatest _aircraft_ have been made of laminated wood.
Look up the Mosquito light bomber.
Yeah, but airplanes typically don't sit in the water 24/7. ;-)

Cheers!
Rich
 
"Rich Grise" <rich@example.net> wrote in message
news:pan.2007.10.02.17.04.15.799721@example.net...
Yeah, but airplanes typically don't sit in the water 24/7. ;-)
Ummmm...submitted for your consideration, the Hughes
HK-1 (H-4), more informally and lovingly known today as the
"Spruce Goose." The hull was/is construced primarily of
laminated birch.

Bob M.
 
On 10/2/07 10:03 AM, in article pan.2007.10.02.17.04.15.799721@example.net,
"Rich Grise" <rich@example.net> wrote:

On Tue, 02 Oct 2007 00:57:03 -0500, Stephen J. Rush wrote:
On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:
thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.

Exactly. "Marine grade" refers to the really-waterproof, better than
"exterior" glue used to laminate it. Plywood can't be formed into a
compound curve without resort to steam bending, but you can build a lot of
useful hull forms with only flats, conic and cylindrical sections. Hell,
some of the world's greatest _aircraft_ have been made of laminated wood.
Look up the Mosquito light bomber.

Yeah, but airplanes typically don't sit in the water 24/7. ;-)
As I recall, the Japanese Zero used plywood. Many of them rest in the water
eternally, 24/7.

Cheers!
Rich
 
On Tue, 02 Oct 2007 12:00:06 -0700, Don Bowey wrote:
"Rich Grise" <rich@example.net> wrote:
On Tue, 02 Oct 2007 00:57:03 -0500, Stephen J. Rush wrote:
On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:
thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.

Exactly. "Marine grade" refers to the really-waterproof, better than
"exterior" glue used to laminate it. Plywood can't be formed into a
compound curve without resort to steam bending, but you can build a lot of
useful hull forms with only flats, conic and cylindrical sections. Hell,
some of the world's greatest _aircraft_ have been made of laminated wood.
Look up the Mosquito light bomber.

Yeah, but airplanes typically don't sit in the water 24/7. ;-)

As I recall, the Japanese Zero used plywood. Many of them rest in the water
eternally, 24/7.
But they're not floating! :)

Cheers!
Rich
 
On 10/2/07 2:22 PM, in article pan.2007.10.02.21.23.02.497056@example.net,
"Rich Grise" <rich@example.net> wrote:

On Tue, 02 Oct 2007 12:00:06 -0700, Don Bowey wrote:
"Rich Grise" <rich@example.net> wrote:
On Tue, 02 Oct 2007 00:57:03 -0500, Stephen J. Rush wrote:
On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:
thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.

Exactly. "Marine grade" refers to the really-waterproof, better than
"exterior" glue used to laminate it. Plywood can't be formed into a
compound curve without resort to steam bending, but you can build a lot of
useful hull forms with only flats, conic and cylindrical sections. Hell,
some of the world's greatest _aircraft_ have been made of laminated wood.
Look up the Mosquito light bomber.

Yeah, but airplanes typically don't sit in the water 24/7. ;-)

As I recall, the Japanese Zero used plywood. Many of them rest in the water
eternally, 24/7.


But they're not floating! :)

Cheers!
Rich
Not my problem.
 
On Mon, 01 Oct 2007 21:14:35 +0000, Rich Grise wrote:

On Mon, 01 Oct 2007 17:12:12 -0400, Charles wrote:
thiaga.1989@gmail.com> wrote in message
news:1191260490.012270.54310@57g2000hsv.googlegroups.com...
Why plywood is not used in boats?

I thought it was ... called marine grade plywood.

I once saw a construction project in Popular Mechanics or something
for a whole boat made of plywood.

"Just an old plywood boat,
Seventy-five Johnson, electric choke"

The OP's obviously not an Alan Jackson fan :)

--
"Electricity is of two kinds, positive and negative. The difference
is, I presume, that one comes a little more expensive, but is more
durable; the other is a cheaper thing, but the moths get into it."
(Stephen Leacock)
 

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