Wedging Ceramics Definition

A procedure for preparing clay or a clay body by hand.

Wedging ceramics definition.

In the process air bubbles are forced out of the clay ensuring that these bubbles will not heat and cause. To wedge means to cut clay into manageable pieces and push and press on clay to expel all air bubbles trapped in. 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. What is wedgingwedging prepares the clay for optimal use.

Makes the clay homogenous this term used in pottery means giving your clay even moisture consistency throughout. Makes the clay more plastic plastic is the flexibility of the clay. To wedge clay means to cut it into workable pieces and then manipulate it to expel any air bubbles trapped in the clay. Sgraffito definition is decoration by cutting away parts of a surface layer as of plaster or clay to expose a different colored ground.

The lump of clay is repeatedly thrown down on a work bench. Wedging helps the clay particles or platelets align with each other making the clay easier to mold. Wedging tables are very popular items in shared studio spaces and classrooms because the plaster sucks the moisture out of the clay that is thrown on to it. 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.

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. The one you will learn today is called rams head wedging. Wedge definition a piece of hard material with two principal faces meeting in a sharply acute angle for raising holding or splitting objects by applying a pounding or driving force as from a hammer.

The process of kneading the clay with the hands to remove air bubbles and ensure a homogenous mass. There are a few ways to wedge clay. A sharp instrument used to cut pierce and incise designs on clay. Wedging is a breeze.

Wedge the two chunks together and when the clay is no longer marbleized the. If not done thoroughly any remaining air bubbles with cause a ceramic piece to explode in the kiln damaging the piece and the kiln. These tables and slabs are also great for drying clay anyone who has witnessed the aftermath of an introductory wheel class can attest to this.