Reinforcing Gluing A Waterfall Miter Joint
Reinforcing gluing a waterfall miter joint is post about Shop Blog bookmarked by floyd with ID 11839107119 was uploaded on 25-02-2019 and has been viewed 146,683 times.
Domino (1), floating tenons (2) and dowels (3) are all good choices for reinforcing the joint.Once you finish creating a nice miter joint, then comes the time to think about making the joint stronger.As glue alone will not suffice, adding splines or keys in between the two banks of the miter can ensure a long lasting joint.
If you have a Festool Domino this is going to be a cakewalk, but since many of us don't have access to one here are a few other options.Splines: Usually made of plywood, splines can be installed into two matching grooves routed in the mitered banks.
If you choose to use hardwood for the spline make sure to align the splines' grain perpendicular to the surface of the miter bank.Or, instead of a long spline, make two or more individual keys to be glued into corresponding mortises.
By the way, the keys in this case should actually be called 'floating tenons.' Plywood spline Biscuit joint: Generally speaking, two rows of #20 biscuits will work well for small and low coffee tables, etc.
But I would not recommend using them on big and tall waterfall joints, in a setting that sees heavy floor traffic or...