A fun exercise to see how long it takes to crate a truly homogenous mass of clay is to wedge together two chunks of different colored clays.
Wedge definition ceramics.
Smooths out lumpy clay well wedged clay will get rid of any large or small lumps that may be lurking in your clay and will make your clay more malleable workable.
In the wedging process clay is repeatedly kneaded on a porous surface to draw some of the water out while distributing the moisture evenly eliminating hard spots in the clay.
In the process air bubbles are forced out of the clay ensuring that these bubbles will not heat and cause.
The one you will learn today is called rams head wedging.
Makes the clay more plastic plastic is the flexibility of the clay.
To wedge means to cut clay into manageable pieces and push and press on clay to expel all air bubbles trapped in.
Why is it so necessary to wedge your clay.
Wedging helps the clay particles or platelets align with each other.
There are a few ways to wedge clay.
A mixture of clay and water in the consistency of mush that acts like a glue when it is put between two pieces of clay.
A sharp instrument used to cut pierce and incise designs on clay.
The general idea includes throwing down the clay and rolling it into a tight spiral with a sort.
A wedge of clay is often set up to work on a pottery wheel.