Finish each board for about 20 to 30 minutes before moving into the next board.
Gluing 2 sheets of plywood together.
It s better for us to get all done at a time to ensure the top surfaces in a board aligned.
Showing you how i go about laminating glueing 2 plywood sheets together to make a very sturdy and thicker sheet of plywood.
Here s a tip that solves the problem.
When you re gluing several boards together it can be difficult to get all the top surfaces perfectly aligned.
Also each opposite laminate is of equal thickness to the other.
Here again assuming full sheets of plywood as smaller could be clamped in a device.
How to glue plywood together.
Rather than glue and clamp all the boards at once add one board at a time.
Lay one piece of plywood on a flat surface the floor would be best.
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.
Wet both sides with a water soaked rag then spread the glue all over.
Assuming there is a back side or a side unseen and damage will not be a problem.
After job is done remove the screws leaving the two pieces laminated.
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.
Face the good sides.
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.
This will give you tons of contact with long grain to create a really strong glue joint.
Let the glue joint set for about 20 to 30 minutes then release the clamps and add another board.
First gather up some heavy objects say cinder blocks or books or tools anything handy.
Inspect both sides of the plywood and choose the sides you like best.
It may take a lot but they are cheap and reusable.
Put the second piece of plywood next to the first standing on edge.
One could use screws to pull the pieces together and hold till the glue cures.
Squirt glue all over one of the pieces of plywood.
Plywood for instance is always glued up of an odd number of laminates for balance.
It sounds like you re planning to stack two sheets together.
Gluing several sheets of plywood together is to make it thicker.
Get as many cinderblocks as you need to apply the recommended pressure.
Perfect to be used as a workben.
Spread the glue into an even layer with a small flat stick.