We recently glued together two 4x8 sheets of ply and then tried to pry them apart.
Gluing 2 sheets of plywood together.
Inspect both sides of the plywood and choose the sides you like best.
Spread the glue into an even layer with a small flat stick.
Also each opposite laminate is of equal thickness to the other.
Assuming there is a back side or a side unseen and damage will not be a problem.
Gluing several sheets of plywood together is to make it thicker.
If you want to bond them together to make a single sheet of 8ftx2ft x 1 1 5 inch thick plywood you need to do this.
It s better for us to get all done at a time to ensure the top surfaces in a board aligned.
Plywood for instance is always glued up of an odd number of laminates for balance.
This will give you tons of contact with long grain to create a really strong glue joint.
Finish each board for about 20 to 30 minutes before moving into the next board.
Let the glue joint set for about 20 to 30 minutes then release the clamps and add another board.
Face the good sides.
Here again assuming full sheets of plywood as smaller could be clamped in a device.
After job is done remove the screws leaving the two pieces laminated.
Wet both sides with a water soaked rag then spread the glue all over.
Rather than glue and clamp all the boards at once add one board at a time.
In your case a half inch center with quarter inch glued to both faces might be safer than gluing 3 4 together with 1 4.
First gather up some heavy objects say cinder blocks or books or tools anything handy.
How to glue plywood together.
Get as many cinderblocks as you need to apply the recommended pressure.
Showing you how i go about laminating glueing 2 plywood sheets together to make a very sturdy and thicker sheet of plywood.
Squirt glue all over one of the pieces of plywood.
Here s a tip that solves the problem.
Perfect to be used as a workben.
Lay two pieces of plywood out on two sawhorses.
The only caveat is if you re trying to used pre finished plywood the finish would get in the way of the glue.
It sounds like you re planning to stack two sheets together.
We can screw two pieces of plywood together at joints and hide screw inside the piece of wood.
When you re gluing several boards together it can be difficult to get all the top surfaces perfectly aligned.
Lay one piece of plywood on a flat surface the floor would be best.
Put the second piece of plywood next to the first standing on edge.