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Least expensive adequate spray adhesive? Other methods to attach patterns?


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Posted

I've used the prep method where I cover the wood with painter's tape, then adhesive spray the pattern and press it onto the taped wood. Cover all that with clear packing tape  (also bought but haven't yet tried the clear shelf liner). Mercy spray adhesive is pricy! 

Anyone have a favorite, cost effective spray adhesive they can share the name of please? And what about school paste instead? You know. The paste that some kid always got caught eating in the 1st grade. 

Appreciate any money-saving suggestions.

Thanks. Don

Posted

If I am doing a fretwork piece I attach the pattern directly to the wood.  Spray it with 3M 77 and apply the pattern directly.  Remove pattern with mineral spirits.  I have done it that way for most the time I have be scrolling.  When I do 3D cutting I then use either blue painters tape or the clear packing tape to help hold things together.

Posted

I just purchased 4 cans of 3M Super 77 Multipurpose Spray Adhesive, 13.8 oz. on Amazon for  $11.98 per can.  

I do a lot of flat 11" x 14" or 17" panel fretwork panels.  I apply a full sheet of shelf liner to the panel and then apply a full edge to edge pattern sheet with the 3M 77.

The cans go a loog way and the 4 cans should last me well over a year.   Keep the spray tip clean using MS and you will get to use the full can.

I find I have no need to use blue tape or packing tape to affix any patterns.   

Occasionally, as others do, I will use the 3M 77 to affix patterns directly to the wood amd use MS to remove it.  This is OK on solid wood when there will be significant sanding.  On Ply panels that do not require much sanding after cutting, there is too much glue residue that often affects the staining or coloration of my panels.  This is why I use the shelf liner under the pattern..  

 
 
 
 
 
 
Posted

I've found so far my favorite way is to use contact paper (instead of blue tape) and 3M77 spray.  I used to cover the pattern with clear packing tape but find it unnecessary with a full coverage coat of 3M77.  My patterns have not loosened on me yet, even the fret patterns.  I'm pretty much doing it the way Frank is. 😁

Posted

What I use.

At first, I use two additional layers, or waste layers, from top and bottom of the wood to scroll sawed. Just because I use enough thin wood, from 3 to 6 mm, these waste layers help me to make result more clear and sand less. 

But I mostly work with hand fretsaw or jewelry saw.

As waste layers I use binding boards. The thickness of binding board is equal 0,5 mm, no more. You can use any suitable empty box from snacks, any empty box you have.

waste layers are glued to the wood and pattern sheet to the waste layer with natural rubber adhesive. I buy this glue in the special shops for shoemakers in my country.

adhesion is enough strong to hold waste layers on the wood and pattern during all scroll time.

After scrolling waste layers is removed easy.  It is cheaper that any 3M product.

If you wold like I can make some photos of the process 

Posted

I have tried several spray adhesive brands, but none work as well as 3m 77.

I have two must-have requirements. The adhesive must stay in place while I am cutting, and the adhesive must be dissolved with mineral sprits.

I think I have tried almost every way there is to attach patterns. Attaching patterns directly to the wood and removing them by wetting the pattern with mineral spirits is my favorite.

Posted

I got to thinking which is dangerous.

A can of 3M77 is $28.29 and I estimate that I can spray 250 projects or around $0.11 per project.  I find you do not need a heavy coat of the spray to fasten the pattern tight.

I use blue tape and a roll of 2"  x 60 yards is $6.12 .  On a 6" x 12" project I would need about 40". Or about $0.11 worth.

The total for one project is about $0.22. 

If you attach the pattern directly to the wood, the cost goes down to $0.11 per project.

For me, this cost is well worth it.  I am not looking for adequate as I want as close to perfect as possible.  I do not want the pattern lifting or moving as it will ruin the project.  With the price of wood,  I do not want to waste it.

 

Posted

I use super 77 or the cheaper walmart equivelent if available. 

Spray a very thin amount of the pattern and wait 30 seconds or so.  thin amount.  It should be just barely tacky when you apply it to the wood. 

Stays in place long enough to make the cuts and peels off when you are done without hassle.  if you apply it when its still wet it will stick and be a nightmare to take off.  Obviously too dry and it wont stick. It just takes a tiny bit of practice. 

Posted

Newbie here at SSV.

I use clear shelf liner as it comes off my piece cleanly with virtually no residue.  Add me to the 3M 77 spray. Since my work is mainly for gifts, saving a few pennies does not matter much to me.

I will say recently, I adhered my stencil directly to my backer board to see what would happen.  I knew I could always sand or use MS to clean if needed, but I got most of the paper off as I did not leave it on too long as I was doing the quick outline of my project.

  • 3 weeks later...
Posted (edited)

I use dollar store masking tape. It comes off easy like painters tape and costs way less. The tape will start to peel up after a week or so, so I make sure and set them up and do it as soon as possible. Then super 77 to hold the pattern down to the tape. I've used all kinds of different spray glue and nothing comes close to the super 77. It's worth the price. I tried doing the pattern directly to the wood but I never liked the mineral spirits option. Most of my parts are really fragile so I'm scared to break something getting the glue off. But that's just me. I'm sure it works great for other people. 

Edited by Ken O
Posted
On 5/31/2023 at 7:36 PM, Blaughn said:

I use Walmart clear shelf paper and pre-gummed labels.

I'm doing that also and haven't had any issues with removal after cutting.
Got a box of 500 full size sheet labels at 8 cents per sheet thru Amazon.
I like the convenience of applying the printed pattern directly to the clear shelf pattern without having to use spray adhesive. 
For those times when I do use a spray adhesive I have the spray tip in a container of acetone to keep the tip clean, so using the labels eliminates the time installing and removing the spray tip to keep it from clogging up.  It also saves a bit of the spray adhesive from turning the can upside down and spraying it to clear the tip.       

Posted
4 hours ago, Joe W. said:

I'm doing that also and haven't had any issues with removal after cutting.
Got a box of 500 full size sheet labels at 8 cents per sheet thru Amazon.
I like the convenience of applying the printed pattern directly to the clear shelf pattern without having to use spray adhesive. 
For those times when I do use a spray adhesive I have the spray tip in a container of acetone to keep the tip clean, so using the labels eliminates the time installing and removing the spray tip to keep it from clogging up.  It also saves a bit of the spray adhesive from turning the can upside down and spraying it to clear the tip.       

That is a great price.  What brand are they?

Bruce

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