Gluing curved workpieces could be irritating as a result of their form makes it difficult to realize even stress throughout the complete floor. Consequently, woodworkers usually want to plot inventive options, reminiscent of utilizing versatile clamps or making use of glue in phases, to make sure a powerful bond. Craig Vandall Stevens does each as demonstrated beneath.
Two staves at a time
Do separate glue-ups for every pair of staves. Stevens makes use of cauls which have rounded outer edges; when clamping stress is utilized, every caul naturally angles upward, sustaining full contact with the sting of its stave.
A pair of pairs
With the primary two pairs of staves cured, glue them collectively to make the total door.
Comprise the curve
The upper the curve, the higher the tendency for clamp stress to pop the seam open on high. To counteract this, Stevens provides clamps throughout the highest and presses wedges beneath them. He makes use of gentle stress on all of the clamps.
DIY bar clamps
Stevens swears by his Document “sash clamps,” which he’s been utilizing for 30 years. He loves how gentle, flat, steady, and highly effective they’re. You purchase the heads and make the bars your self. He made his with poplar and waxes them to withstand glue. Document model clamps can be found from European suppliers.
That is an excerpt from Krenov-Impressed Coopered Wall Cupboard by Craig Vandall Stevens, featured in Positive Woodworking #319
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