A yoga mat is also a similar material that many people use.
How to flatten a mat.
However when the mat warps from improper storage or from being overheated it loses most of that usefulness.
Large wood plank or cutting board.
In the winter it may be more like 7 days or longer.
This is not a quick cure but i still have the mat and it is still flat.
Press the mat with an iron.
Unroll the mat as flat as you can get it.
Keep doing it until entire mat is flat and covered with heavy books.
Lots of heavy books.
Rotary cutting mats protect your work surface from damage while also providing convenient measurements cutting lines and angles.
You should be able to see a drastic difference in about 24 hours and the mat will typically lat flat at 72 degrees f in about 3 full days.
This took many tries but it did flatten the mat.
Another suggestion is to cut the warpped part away and use the remaining piece of mat to cut smaller projects or make one that is easy to carry to classes elaine tried everything to fix her cutting mat.
01 08 2010 05 30 pm 4 shequilts.
Place a pressing cloth on the mat to protect the surface.
Once it flattens remove mat and board together and allow the mat to cool still on the board.
I have flattened a warped mat by placing it on a a flat board at least as large as the mat and putting it in my car in the sun.
Then flip it over and reroll the mat.
If you don t it will warp in a new way.
Check the heat of the mat.
To flatten a curled cutting mat you ll need.
Place an iron on top i used medium heat and press until the surface is warm to touch.
Finally i put it back in the hot car with the roll up.
Keep it rolled up longer for thicker less for thinner plastic with a rubber band and check it every so often until the previously upturned curled corners are laying flat as.
A rubber mat is an example of a surface that has the friction you would be looking for but also has the weight and density where it should be able to stay flat.
While there is no guaranteed way to flatten these mats again.