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John Sony March 3rd 13 06:19 PM

securing lead metal to wood with methacrylate adhesive?
 
I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.

Gunner[_7_] March 3rd 13 07:54 PM

securing lead metal to wood with methacrylate adhesive?
 
On Sun, 03 Mar 2013 13:19:18 -0500, John Sony
wrote:

I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


Dynamic or static loading?


The methodology of the left has always been:

1. Lie
2. Repeat the lie as many times as possible
3. Have as many people repeat the lie as often as possible
4. Eventually, the uninformed believe the lie
5. The lie will then be made into some form oflaw
6. Then everyone must conform to the lie

John Sony March 3rd 13 08:15 PM

securing lead metal to wood with methacrylate adhesive?
 
Static.

On Sun, 03 Mar 2013 13:19:18 -0500, John Sony
wrote:

I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


Dynamic or static loading?


The methodology of the left has always been:

1. Lie
2. Repeat the lie as many times as possible
3. Have as many people repeat the lie as often as possible
4. Eventually, the uninformed believe the lie
5. The lie will then be made into some form oflaw
6. Then everyone must conform to the lie



Lloyd E. Sponenburgh[_3_] March 3rd 13 08:39 PM

securing lead metal to wood with methacrylate adhesive?
 
John Sony fired this volley in news:kh0ate$85e$1
@dont-email.me:

Static.


Hardly matters. Lead has very high lubricity and is also soft enough
that any adhesive strong enough to stick can also simply pull molecules
of the lead loose as the bond tears. RADICALLY roughing up the surface
can help a lot, but not much sticks forever to lead.

Regardless of what substance you use to seal the gaps, you need
mechanical fasteners to properly affix lead to a surface, if you have
moderate to high loads on the joint.

One reasonable exception is that pressure-sensitive adhesives, along with
cushioned backing between the lead and joint (double-stick foam tape),
result in relatively strong joints for very low-load apps.

It's strong enough to affix wheel weights -- but keep in mind that the
largest part of their working load is exerted against the flanged rim of
the wheel, and the tape is just keeping everything in place against the
flange.

Painting lead carries much of the same difficulties.

Lloyd

Ed Huntress March 3rd 13 08:47 PM

securing lead metal to wood with methacrylate adhesive?
 
On Sun, 03 Mar 2013 14:39:34 -0600, "Lloyd E. Sponenburgh"
lloydspinsidemindspring.com wrote:

John Sony fired this volley in news:kh0ate$85e$1
:

Static.


Hardly matters. Lead has very high lubricity and is also soft enough
that any adhesive strong enough to stick can also simply pull molecules
of the lead loose as the bond tears. RADICALLY roughing up the surface
can help a lot, but not much sticks forever to lead.

Regardless of what substance you use to seal the gaps, you need
mechanical fasteners to properly affix lead to a surface, if you have
moderate to high loads on the joint.

One reasonable exception is that pressure-sensitive adhesives, along with
cushioned backing between the lead and joint (double-stick foam tape),
result in relatively strong joints for very low-load apps.

It's strong enough to affix wheel weights -- but keep in mind that the
largest part of their working load is exerted against the flanged rim of
the wheel, and the tape is just keeping everything in place against the
flange.

Painting lead carries much of the same difficulties.

Lloyd


I have no idea how cyanoacrylate does, and that varies a LOT with the
formulation, anyway.

I can testify that Elmer's two-tube epoxy holds quite well. I've
epoxied lead keels into surf-fishing plugs and they've held up for
years. The lead is almost trapped by the epoxy, though, so it may just
be potting it, rather than adhering.

In any case, as you say, lead oxide is very weak and you have to
"scratch in" the epoxy, wet, to get a good physical bond. I don't know
about the chemical bond.

--
Ed Huntress

Stanley Schaefer March 3rd 13 11:06 PM

securing lead metal to wood with methacrylate adhesive?
 
On Mar 3, 11:19*am, John Sony wrote:
I have a project that requires securing lead to plywood. *Would a
methacrylate adhesive be suitable for this? *Thank you.


Wouldn't think so. Metal to wood needs a little give in the
adhesive. Wood moves, metal doesn't. Try some of the construction
cements that come in a caulking tube or silicone adhesive. If it's
like lead sheet covering a roof vent or the like, lead-head nails are
the way.

Stan

Richard[_9_] March 4th 13 02:39 AM

securing lead metal to wood with methacrylate adhesive?
 
On 3/3/2013 5:06 PM, Stanley Schaefer wrote:
On Mar 3, 11:19 am, John wrote:
I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


Wouldn't think so. Metal to wood needs a little give in the
adhesive. Wood moves, metal doesn't. Try some of the construction
cements that come in a caulking tube or silicone adhesive. If it's
like lead sheet covering a roof vent or the like, lead-head nails are
the way.

Stan




As usual, I recommend Goop for dissimilar material bonding.

Pick a flavor.

For this, probably plumbers Goop since it's a lot less viscous
that the others. That would help make a uniform film thickness.




Larry Jaques[_4_] March 4th 13 04:54 AM

securing lead metal to wood with methacrylate adhesive?
 
On Sun, 03 Mar 2013 13:19:18 -0500, John Sony
wrote:

I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


I doubt it. There are usually very different expansion rates between
metals and woods. I think I'd try using a sturdy lead alloy (antimony
is a common additive) for the shield and holding it onto the wood with
screws, John.

--
If more sane people were armed,
crazy people would get off fewer shots.
Support the 2nd Amendment

Randy March 4th 13 12:20 PM

securing lead metal to wood with methacrylate adhesive?
 
If you are putting thin sheets on plywood as sheilding, I wuld use
Super 77 spray adhedive.


On Sun, 03 Mar 2013 13:19:18 -0500, John Sony
wrote:

I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


Remove 333 to reply

Gunner[_7_] March 4th 13 01:46 PM

securing lead metal to wood with methacrylate adhesive?
 
On Sun, 03 Mar 2013 20:54:19 -0800, Larry Jaques
wrote:

On Sun, 03 Mar 2013 13:19:18 -0500, John Sony
wrote:

I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


I doubt it. There are usually very different expansion rates between
metals and woods. I think I'd try using a sturdy lead alloy (antimony
is a common additive) for the shield and holding it onto the wood with
screws, John.


Ayup..couldnt be pure lead..its like taffy with a hard on.
Wheelweights would be a good ally to start with, going up to printers
alloys like linotype.

Gunner

The methodology of the left has always been:

1. Lie
2. Repeat the lie as many times as possible
3. Have as many people repeat the lie as often as possible
4. Eventually, the uninformed believe the lie
5. The lie will then be made into some form oflaw
6. Then everyone must conform to the lie

Gunner[_7_] March 4th 13 01:46 PM

securing lead metal to wood with methacrylate adhesive?
 
On Sun, 03 Mar 2013 20:39:43 -0600, Richard
wrote:

On 3/3/2013 5:06 PM, Stanley Schaefer wrote:
On Mar 3, 11:19 am, John wrote:
I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


Wouldn't think so. Metal to wood needs a little give in the
adhesive. Wood moves, metal doesn't. Try some of the construction
cements that come in a caulking tube or silicone adhesive. If it's
like lead sheet covering a roof vent or the like, lead-head nails are
the way.

Stan




As usual, I recommend Goop for dissimilar material bonding.

Pick a flavor.

For this, probably plumbers Goop since it's a lot less viscous
that the others. That would help make a uniform film thickness.


Good choice!

Gunner

The methodology of the left has always been:

1. Lie
2. Repeat the lie as many times as possible
3. Have as many people repeat the lie as often as possible
4. Eventually, the uninformed believe the lie
5. The lie will then be made into some form oflaw
6. Then everyone must conform to the lie

Gunner[_7_] March 4th 13 02:04 PM

securing lead metal to wood with methacrylate adhesive?
 
On Mon, 04 Mar 2013 07:20:51 -0500, Randy wrote:

If you are putting thin sheets on plywood as sheilding, I wuld use
Super 77 spray adhedive.


On Sun, 03 Mar 2013 13:19:18 -0500, John Sony
wrote:

I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


Remove 333 to reply


Or "liquid nail"


The methodology of the left has always been:

1. Lie
2. Repeat the lie as many times as possible
3. Have as many people repeat the lie as often as possible
4. Eventually, the uninformed believe the lie
5. The lie will then be made into some form oflaw
6. Then everyone must conform to the lie

PCS March 4th 13 06:54 PM

securing lead metal to wood with methacrylate adhesive?
 
On Mar 3, 1:19*pm, John Sony wrote:
I have a project that requires securing lead to plywood. *Would a
methacrylate adhesive be suitable for this? *Thank you.


3M's Type 5200 Marine adhesive/sealant would work fine.
Comes in colors too.

--
PaulS

Richard[_9_] April 5th 13 02:36 PM

securing lead metal to wood with methacrylate adhesive?
 
On 3/4/2013 12:54 PM, PCS wrote:
On Mar 3, 1:19 pm, John wrote:
I have a project that requires securing lead to plywood. Would a
methacrylate adhesive be suitable for this? Thank you.


3M's Type 5200 Marine adhesive/sealant would work fine.
Comes in colors too.

--
PaulS


Yes. But much more expensive than Goop...


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