Crawling Ceramics Definition

The baby crawled across the floor.

Crawling ceramics definition.

Crawling a bare spot from the shrinking of a glaze on a finished piece where oil or grease prevents the glaze from adhering to pottery. To proceed or act servilely. Characterised as a spider web pattern of cracks penetrating the glaze it is caused by tensile stresses greater than the glaze is able to withstand. Crawl 1 krôl intr v.

Crawling is where the molten glaze withdraws into islands leaving bare clay patches. She was going to. We crawled along in traffic until we reached the highway. Crawling occurs when the unfired glaze and the underlying clay body do not build and hold a uniform continuous bond.

To move slowly on the hands and knees or by dragging the body along the ground. Crawling wordreference english dictionary questions discussion and forums. In moderate cases there are only a few bare patches of clay in severe cases the glaze forms beads on the clay surface and drips off onto the shelf. Crazing is a glaze defect of glazed pottery.

Crawl definition to move in a prone position with the body resting on or close to the ground as a worm or caterpillar or on the hands and knees as a young child. Crawled crawl ing crawls 1. Look it up now. Glaze crazing or glaze crackle is a network of lines or cracks in the fired glazed surface.

If this does not work other steps can be taken to identify and eliminate the problem. Damper a slab of refractory clay that is used to close or partially close the flue of a kiln. A craze pattern can develop immediately after removal from the kiln or years later. If a glaze has the potential to crawl thicker applications will exacerbate the problem.

Often the simplest solution is a thinner application. A ceramic glaze fault that occurs during firing of the ware islands of glaze form as it crawls leaving bare patches of body. What is crazing crackle and how to stop it.