Instead they glue planks together edge to edge to form a single plank wide enough.
Repair split wooden chair seat.
If you split the rear legs or your seat is shield shaped try using a band clamp around the seat to close the split.
Use a wood stir stick to have more leverage and to protect the finish of the wood from scratches and dents.
Step 3 joining the split.
Drill holes for the dowels in each side of the broken seat about 1 inch deep or as deep as possible and spaced about 4 to 6 inches apart.
How to repair cracks in a chair seat.
If nails were used previously in the repair of the split chair seat pull them out with the help of angled pliers.
Then add some pressure across the grain anywhere you can get a clamp to hold.
Old glue that remains on the frame can be chiseled off.
While this will put the chair back together it may happen again.
The fix begins by forcing wood glue into the crack and clamping the seat back together.
Split chair seats can be repaired with a series of 1 8 inch dowels wooden pegs along the break and reinforced with metal mending plates.
The seat must be completely removed for doweling.