If using a compound miter saw set bevel angle to 0 no bevel on an inside corner the top of the molding will be shorter.
How to cut inside corner crown molding with a compound miter saw.
After your first corner is done flip the crown molding end to end to readjust your miter position.
Using a power miter saw is the best way to cut crown moulding angles.
On an outside corner the bottom will be shorter.
Rest bottom of molding against the fence and top of molding against table.
How to cut crown molding.
45 miter for 90 walls.
Most compound miter saws already have correct angles for crown molding.
Tilt the saw to the left and set the bevel angle at 33 9 degrees.
To cut the left and right inside corners adjust the molding upright and rotate the saw so that the miter angle is set at 31 6 degrees and the bevel angle is set at 33 9 degrees.
The saw can be adjusted to cut at any angle set it to 45 degrees for one side of a standard 90 degree corner.
Non compound method vertically nested the advantage to cutting crown molding using this method is that no bevel cut is required.
Look for preset angles on the saw to cut angles for a 90 degree corner.
Only inexperienced diyers hit the fence while cutting crown molding on a miter saw.
These include the bevel angle and the miter angle.
Once your angles are set be sure to recheck the position of your fence.
Don safety glasses and a dust mask.
The joints crown molding is referred as compound since the cut on every side usually has two angles.
The saw can be set to 45 degrees to the left or 45 degrees to the right.
After that make your cut in the same manner you did before.
If you have a sliding two piece fence you might want to slide one side of it out of the way.
Set miter angle to half wall angle.
It s a best practice to cut crown moulding upside down on the miter saw.
One of the advantages of using a compound miter saw is that you can tilt it to make a bevel angel while rotating the saw will enable you to make a miter cut.
Therefore when adjusting the saw for out of square corners the user needs to only adjust the miter system as opposed to both miter and bevel systems when laying crown materials flat.