Dan berg the creator of this video suggests using acetone to make a foam sculpture hollow.
Waterproof paper mache recipe.
Instead of paper mache paste glue or flour for the outer layer of paper mache i use flexbond thin set mortar and a layer of exterior house paint.
Wad up newspaper tape to your plate until you get the desired shape of your mushroom cap be sure to make a roll over the edge of the.
I have not tried any sealants out yet thought i would ask and see if anyone has experience with this or something similar.
Elmer s glue by itself makes a poor sealer.
This is usually used for ceramic tile work and can be found in the tile section of home depot.
Waterproof paper mache technique note.
Next tear or cut enough 1 inch wide strips of newspaper to cover the object you re papier mâchéing 3 times.
How i made my waterproof paper mache mushroom.
Read the comments below to see why using acetone for anything is very dangerous and should only be used by people who are very aware of everything that can go wrong.
I continued to use all throwaway items to make them cds for bases egg boxes for pockets shoes and handbag and rolls of newspaper for the arms.
I covered them all with papier mache strips newspaper and wallpaper paste with just a dash of white glue for added strength then burst the balloons.
The basic concept was to use a variety of easily available products and use them together to create waterproof outdoor sculptures.
This process will leave all the paper mache dry and without mold and then won t let anything get inside to start to grow the last part will protect your paint for moisture as well.
To make papier mâché first add 2 cups 240 grams of flour and 1 cup 240 milliliters of water to a large bowl.
This method provides a water proof seal that allows you to use traditional paper mache methods underneath to build your sculpture.
My paper mache monsters are only outside for a few hours on halloween night you probably don t need to bother especially if you used white pva elmer s in your paper mache glue recipe.
The keys to a waterproof outdoor paper mache sculpture are waterproof glue thin set mortar mache and exterior house paint.
Next cut a piece.
Mix water plaster fill the bottle 1 3 1 2 full.
Making paper mache waterproof answered i want to make paper mache garden pots if possible so it would be paper flour and need to be covered in something that would not ruin the artwork shape.