Raw Materials

Important opacifier. Often used in glaze to affect acid resistance, color and texture.

Similar to calcium. Also used as barium carbonate substitute.

This is classified as a Dark Rutile. This is the same mineral as the ceramic grade rutile but this has not been calcined.

A very plastic magnesium clay containing colloidal matter which in small amounts lends plasticity to a clay body. Also used as a suspending agent i...

Hydrated alumina is a fine granular white powder that is typically added to glazes as a source of alumina.  Hydrated aluminas are fine granular whi...

Grog is a hard-fired clay crushed to various mesh sizes. It may be added to clays for tactile and visual texture. It can aid in opening the body fo...

This is an active flux which serves an important function as a deflocculant in preparing liquid slip. It increases strength and workability and red...

A high calcium/sodium, low alumina frit for Cone 06. Often used in crystal glazes. High expansion. Melting Range 1600°. 

Grog is a hard-fired clay crushed to various mesh sizes. It may be added to clays for tactile and visual texture. It can aid in opening the body fo...

A blended English china clay, combining moderate plasticity, low titania content and relatively high flux content, low shrinkage and white fired co...

A high alumina/boron low calcium frit for Cone 06-01. Primarily used in art ware, hobby, and tile glazes. Alkaline, alumina borosilicate. Melting R...

Very fluid, clear Cone 06 frit. Melting Range 1500°.

A versatile colorant used in glazes to most commonly produce various green tints.

An important source of calcium phosphate made from calcined cattle bones. Real bone ash is chemically inert and free of organic matters. Calcium ac...

A weaker form of iron—high clay content.

Ultracal 30 plaster is a gypsum cement specially formulated for close tolerance tooling. It features exceptional surface hardness and accuracy, as ...

81% Fe2O3 , this imported, natural iron oxide is bright red in its raw form.

Grog is a hard-fired clay crushed to various mesh sizes. It may be added to clays for tactile and visual texture. It can aid in opening the body fo...

2lb Minimum order Alberta Slip is an excellent substitute for the very popular Albany Slip, which has not been mined for over a decade. Like classi...

This Cornish Stone substitute is a calcium feldspar mineral used as a major constituent of glazes, and occasionally as a flux in bodies. Cornwall S...

This is the main source of barium oxide in glazes where it functions as a flux and assists in producing matte finishes. It is also used to neutrali...

Through years of formulation and reformulation, Karl Miller developed Albany Slip Substitute which is intended to reproduce the physical and perfor...

Black nickel produces browns, blues, grays and yellows in glazes. It can also tone down more intense colorants such as cobalt and copper. Maximum ...

A type of feldspar which can be used in glazes. It is not desirable in clay bodies.