Crawling Ceramics Definition

It happens when a glaze is under tension.

Crawling ceramics definition.

A craze pattern can develop immediately after removal from the kiln or years later. Crazing is a glaze defect of glazed pottery. Glaze crazing or glaze crackle is a network of lines or cracks in the fired glazed surface. Damper a slab of refractory clay that is used to close or partially close the flue of a kiln.

A ceramic glaze fault that occurs during firing of the ware islands of glaze form as it crawls leaving bare patches of body. 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 advance slowly feebly laboriously or with frequent stops. Look it up now.

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. If this does not work other steps can be taken to identify and eliminate the problem. The baby crawled across the floor. We crawled along in traffic until we reached the highway.

To proceed or act servilely. Crawled crawl ing crawls 1. Often the simplest solution is a thinner application. 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.

Crawling is where the molten glaze withdraws into islands leaving bare clay patches. To move slowly on the hands and knees or by dragging the body along the ground. If a glaze has the potential to crawl thicker applications will exacerbate the problem. Crawling occurs when the unfired glaze and the underlying clay body do not build and hold a uniform continuous bond.

She was going to. Crawling wordreference english dictionary questions discussion and forums. What is crazing crackle and how to stop it.