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Ferro Frits! A popular material used for glaze making. 

Iron Oxide: Red NR4284 -99% Pure (Fe203) concentrated form of iron oxide producing browns, buff and greens.

Zircopax Plus – (ZrSi04) A zirconium silicate used in glazes to promote opacity. Also known as ULTROX 500W

Rutile, Ceramic – (Ti02) an impure ore containing titanium and iron producing a tan color in glazes.

Zinc Oxide 910 – (Zn0) In small percentages, zinc oxide acts as a flux in glaze, and it increases color response.

Copper Carbonate – (CuCo3) glaze colorant can produce green in oxidation and reds in reduction kiln atmosphere.

Titanium Dioxide – (Ti02) used in glaze to promote opacity and crystal growth.

The original Gerstley Borate has been discontinued. Laguna has created a Gerstley Borate Blend which is a close substitute for the original. You can also us Gillespie Borate as a...

Ferro Frits! A popular material used for glaze making.

Spodumene - (LiAlSi206) a high temperature lithium-based feldspar used in glazes and in flameware clay body formulas.

Chrome Oxide, Green – (Cr203) a glaze colorant produces greens, to browns, very refractory Toxic in raw form

Bone Ash – (Ca3 (PO4)2) Source of phosphate lowers melting point in glazes contributing to translucency. Promotes intense colors in glazes.

Ferro Frits! A popular material used for glaze making.

Ferro Frits! A popular material used for glaze making.

Magnesium Carbonate 55# - (MgC03)/ (Mg0) a high temperature flux in glazes increases strength and color.

Iron Oxide: Black - (Fe304) used in glazes for a source of browns, buff, greens. Can be a flux when used in high percentages.

Ochre, Yellow – (2Fe203 3H20) a source of iron which is a hydrated ore that can contain clay and limestone. Used in engobes and underglazes

CMC Powder – Carboxy/Methl Cellulose A cellulose organic gum primarily used as a glaze binder and suspension agent.

Burnt umber is the calcined, or heated, version of raw umber, which is a natural brown to reddish-brown earth pigment. This pigment contains both iron oxide and manganese oxide, and...

Iron Oxide: Yellow – (Fe203) a variation of iron oxide with a clay content can cause weak tan colors in glazes.

Borax: Powder – (Na20 2B20 10 H20) Soluble boron source used in low fire glazes.

Bentonite: Macaloid – A type of bentonite which increases suspension properties in glazes and aids in plasticity for clay body formulas.

60 x 200 mesh size Formula: TiO2 In ceramics this material is available in a variety of sizes. It can be used at a speckling agent in glazes, however it...

Alumina Oxide  Quantity Price 1-4 $6.50 5-49 $5.69 50-99 $4.87 100-499 $4.06

"No potter or manufacturer should be without this type of frit (despite how expensive it is). Every frit manufacturer will be making a magnesia borosilicate like this (because it is needed to lower the thermal...

Silicon Carbide, also known as carborundum, is a abrasive material. Bags are 44lb It can be added in powder form to clay bodies to give them black specking.

Gum Arabic – Organic binder used for its suspension properties, adhesion and hardness in glaze application.

This is a USA pottery frit, Ferro now calls it Frit 5301-2. Formerly Frit 4101 The fluorine content seems to be impossibly high, likely an error. Useful in high expansion...

Cryolite (Na3×AlF6) is a strong fluxing agent with a very low melting point. This powdered material is derived from granite. Cryolite is used in frits and glazes, and is a...

Silicon Carbide 60m