You can make your own pva glue size for sealing mdf sheets by mixing 1 part pva glue commercially available white or yellow varieties with 10 parts water.
Glue vinyl to mdf.
The secret to spray adhesive is to spray both the wood and vinyl then wait about 10 20 seconds to let the adhesive get tacky.
Allow the glue to dry for 30 minutes before pressing the vinyl and wood together.
Hi walt i have some experience with this process and found the best one is applying white glue pva glue with a medium size foam painting roll you can find them at in home paint shop in the mdf panel if needed you may dilute the glue with 5 tap water so the glue distributes evenly.
Allow this glue to dry until it s only slightly sticky.
Be careful not to pull too far or at an acute angle since old thermofoil can snap off or crack.
I will second the vote for gorilla glue or equivalent poly glue.
As a vinyl cement this is a very heavy duty formula that creates an intense robust bond that can handle a lot of wear and tear.
Apply the glue to both surfaces using a brush or paint roller.
Scrape away dried cement from the mdf core.
Have a helper hold the peeling thermofoil away from the mdf.
Apply a thin layer of polyvinyl acetate or polyurethane based glue to the areas that you want to glue.
Both are super strong once cured.
Im in the upholstery business.
I work with spray adhesive all the time.
What is the best glue to use for mdf.
Then apply vinyl to mdf.
Step 6 place the object on the melamine and hold in place until the glue sets.
So this glue is great to use on mdf board with its activator your work will be done smoothly.
This is called pre gluing and will prevent the mdf from swelling due to the moisture in the glue.
Pull the thermofoil layer back.
Place an s shaped line of glue down the back of the object you want to glue to the melamine.
This hh 66 vinyl cement glue is a great industrial strength option that will lock any vinyl material in place permanently.
The glue must be suitable for gluing surfaces such as melamine vinyl and laminate.
If the wood is very porous use two coats to ensure the glue fills in all holes.
According to akfix this glue especially works on mdf and osb wood plastic glass vinly ceramics leather natural stone steel carpet fabric polyurethane and many more.