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General Raw Materials
Manganese Dioxide - 60-80 Mesh
$3.50
Coloring oxide, can act as a flux in clay bodies.
Magnesium Oxide
$4.73
Refractory material
Pyropholite (Pyrax B)
$5.50
Hydrated aluminum-silicate. Similar to Talc.
Pumice – FFF
$3.50
Volcanic Ash. Use in glazes only.
Iron Oxide Brown 521
$3.50
Natural Iron oxide.
Borax – Powder
$3.50
H2O soluble, Sodium Boric Ox. Source.
Ball Clay – Tenn #10
$5.50
Ball Clay – Tenn #10
Ball Clay – MC
$5.50
Ball Clay – MC
Molochite – 200 Mesh
$12.60
Calcined grolleg, cleanest whitest grog
Molochite - 30 Mesh
$11.90
Calcined grolleg, cleanest whitest grog
Kaolin – Helmer
$5.50
Flashing kaolin for wood firing.
Bentonites – Macaloid
$16.06
Suspension agent. Porcelain plasticizer. White.
Manganese Carbonate
$9.87
Weak coloring agent in alkaline glaze
Grog – 50 F Mesh Missouri
$5.50
Calcined MO. fireclay, Low Iron.
Grog - 20 Mulcoa
$5.50
White Mullite Grog 20 Mesh
Molochite – 50-80 Mesh
$12.75
Calcined grolleg, cleanest whitest grog
Kaolin – Opticast
$5.50
Kaolin – Opticast
Grog – 48 Mulcoa
$5.50
White Mullite Grog 48 Mesh
Sand – 40 – 70 Mesh
$5.50
Adds tooth to clay, Silica sand. Our most popular sand!
Potassium Carbonate
$5.04
Pearl Ash. Strong flux.
Ball Clay – Foundry Hills Cream
$5.50
Engineered blend, stoneware applications.
Albany Slip Sub, SG328
$3.50
"Through years of formulation and reformulation, Karl Miller developed Albany Slip Substitute which is intended to reproduce the physical and performance characteristics of the famed Albany (NY) Slip once mined only two hours from Miller’s ceramic lab. See also Alberta Slip clay and Arroyo Slip clay."
G200EU Feldspar
$5.50
Potash Feldspar. Current substitute for Custer.
Lithium Carbonate Coarse
$63.64
Source of Lithia - strong flux.
Gillespie Borate
$7.30
Gerstley Borate substitute made by Hammill & Gillespie
Grog – 14 F Mesh Missouri
$5.50
Calcined MO. fireclay, Low Iron.
Mahavir Potash Feldspar
$5.50
Good substitute for Custer Feldspar. A selected white firing high grade potassium feldspar ground to 200 mesh for ceramic applications. Typically used in frits, ceramic glazes, sanitary ware, table ware, white glass, etc. Carefully beneficiated and controlled for quality, Mahavir offers moderate potash content and low iron oxide. A good substitu...
Alumina Oxide (Calcined)
$5.99
"Responsible for the mattness or brilliance of glazes. Prevents devitrification and adds strength. Insoluble in water and melts at 3550˚ F. Use of too much alumina can cause a dry appearance."
Tri-Calcium Phosphate
$7.97
Similar to Bone Ash. Flux.
Pulp – Paper
$3.72
Pulp – Paper
Molochite – 120 Mesh
$12.20
Calcined grolleg, cleanest whitest grog
Cryolite
$4.17
Sodium alumia source, Strong Flux.
Ball Clay – Dresden
$5.50
Ball Clay – Dresden
Zircon G, Milled
$6.22
Opacifer. Controls crazing.
P.V. Clay
$5.50
Feldspar. High soda and potash.
Kyanite 100 Mesh
$5.50
Refractory material used to reduce shrinkage.