book board warping
If you are in the book binding business, case board warp is something you are probably familiar with. in fact, if you work with case board at all you may have experienced warp issues at some point. we recently visited with a case-making customer that was experiencing case board warp.. First i place a large book like an atlas on the (folded up) warped board, so that it is covered completely. then pile as many more large books as you can find on the atlas -- or anything else really heavy. leave it a few days and pretty much any board will flatten eventually. however, a change in the weather can undo your work.... Even when books aren't exposed directly to water, they can still sustain moisture damage from humidity. this is especially true for books that are stored in damp or humid areas such as basements, garages and storage sheds. when a book is exposed to humid conditions for an extended period of time, the pages tend to bend and warp.. 
book board warping The fourth peg allows the warp to change direction on the warping board without changing the angle the threads take as they leave the leases. notice the fourth pegs, or turning pegs, in figure a. if you don’t have an extra peg, place the guide string so that it leaves the last peg with as little angle as possible.. Durable loom warp thread (natural/off white), 8/4 warp yarn (800 yards), perfect for weaving: carpet, tapestry, rug, blanket or pattern - warping thread for any loom 4.6 out of 5 stars 163 $14.39 $ 14 . 39 $15.99 $15.99.
