Ceramic Glaze Terminology

Wedging a method of kneading clay to make it homogenous by cutting and rolling.

Ceramic glaze terminology.

Ceramic glaze is an impervious layer or coating of a vitreous substance which has been fused to a ceramic body through firing. Vitrification the firing of pottery to the point of glossification. Often times it is a clear glossy glaze applied over a matte glaze to make it glossy. Glaze can serve to color decorate or waterproof an item.

Glazing renders earthenware vessels suitable for holding liquids sealing the inherent porosity of unglazed biscuit earthenware. Or low sol glaze. Underglaze decoration applied to biscuit pottery and covered with a glaze. Widely used and misused term referring to any earthenware pottery glazed with an opaque glaze usually white and overglaze decoration.

See also claybody glaze fit high temp glaze intermediate glaze low temp glaze. Without the fired surfaces the ware would not be able to hold water or be safe for food. An iridescent optical appearance due to light reflections producing diffraction patterns on a glazed surface. Learn the meanings to hundreds of common pottery glaze and craft terms.

Duncan inkit 1 envision glaze kit for ceramics set of 12 best selling colors in 4 ounce jars with free how to paint ceramics booklet 79. Throwing the term used when referring to forming or shaping on a potter s wheel. Plasticity a workable property of clay that enables it to take and hold any impression. Glaze is also used on stoneware and porcelain.

Long tapered knife useful for trimming cast or pressed pieces and for separating mold components. It was developed by the chinese over 1000 years ago. Stoneware all ceramic wear fired between 2 100 and 2 300 degrees. Glazes are the protective coatings that make ceramics safe and useful.

Pertaining to the hard finish of a fired glaze or the nonabsorbency of a fired body. Overglaze a glaze applied on top of another glaze. 14 99 unicorn spit 5770013 gel stain glaze weathered daydream 4 ounce bottle grey 172. It also gives a tougher surface.

Transparent glaze transmits light clearly. When purchasing ceramic pieces it is important to consider the type of glaze in terms of food safety durability and fit with the underlying claybody. The many types and textures of glazes that mayco offers are almost endless from bright shiny reds to soft pastels metallic gold to satiny rich black.