removing Laminte

buckeye

Member
Joined
Dec 30, 2002
RO Number
10928
Messages
70
I have some laminate thathas failed (some portions glued tight and others are loose). Any tips on how to remove the laminate and start over (without removing the plywood sub strate)?
 
You might have some success heating the laminate w/ a heat gun and scraping it off. Be careful! Do ot set the laminate ( or boat, or yourself ) on fire!!!

One method that will produce the desired result ( but has other drawbacks ) is to sand it off. Belt sander w/ 40 grit...

Personally, I'd rip it all out, and replace. The amount of work required to remove the laminate from the substrate could easily exceed the cost ( in time and/or materials ) of simply replacing the offending part.
 
Or you could try spraying adhesive under the loose laminate and sticking it back down.
 
You can "reglue" the formice back to the substrate by using a hot iron.

The heat will reactivate the glue on both pieces.
Just did it in my kitchen at home.
Saw it on Ask this old house.
Tom
 
Do you know the mode of failure? Was it adhesive or cohesive? Cohesive failure is where the contact cement sticks to both substrates and separates in the center, leaving an adhesive layer on both substrates. Adhesive failure is where the adhesive releases from one surface, usually the plywood.

If the mode of failure is cohesive, the laminate can be reattached with heat and pressure. You might want to purchase or rent a "J" roller. Pressure is as important as heat for this operation.
If the mode of failure was adhesive, the laminate can't be reattached with heat. It'll have to be completely removed.

If you have to remove all the laminate, get yourself a good heat gun that moves a lot of air. Once you get the edge started, position the heat gun between the substrates and have someone slowly exert upward pressure on the laminate.
 
Not sure what laminate you are trying to remove, but here is a safe way to remove glued down tiles and formica materials and such, use dry ice. You need to wear gloves to prevent being "burned" by the cold, but there is no fire risk. Also allow good ventillation and/or use a fan to keep CO2 levels from building up in the cabin. The dry ice is placed on top of the laminate to be removed, and the intense cold will cause it to contract and release the glue. This is often used in asbestos remediation situations where you don't want to disturb the material during removal. Usually, just place the dry ice on the tiles and wait a short time and they will pop themselves off and all you have to do is gently lift them with a putty knife and throw them in a plastic bag.
One thing for certain, you won't set the boat on fire with this method.
 
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