Clay

Columbus Clay Company - Clay

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Columbus Clay
Low Fire Earthenware
Stoneware Clay Bodies
Porcelain Clay Bodies
Other Clays
Price Guide

Standard Ceramics
Clay Bodies
Price Guide

All moist clays are de-aired, packed in 25# bags, with two bags per box.

We quote on custom clay bodies, both moist and dry, with a minimum order of 1,000 lbs.

Clays available in dry form, 1000 lb minimum, call for pricing.

Columbus Clay Company Moist Clays
Low Fire Earthenware Clays			Shrinkage		Absorption		Back to top
#125	White Moist Cone 06-04	A smooth, grogless, white-burning clay suited for coil work and general handbuilding. *Unfired color is now dark gray but fires bright white.	c06 c04	6.0% 6.5%	c06 c04	19.0% 14.5%
#127	White Sculpture Cone 06-04	This clay is the same formula as white moist with the addition of some fine grog. This makes the clay very suitable for larger wheel thrown and hand built pieces. *Unfired color is now dark gray but fires bright white.	c06 c04	4.5% 5.5%	c06 c04	15.5% 13.5%
#167	Red Moist Cone 06-04	A smooth, grogless, "Indian Red" color clay. Suited for wheel work and general hand building.	c06 c04	7.50% 10.0%	c06 c04	13.0% 6.0%
#177	Terra Cotta Cone 06-04	This clay is the same formula as red moist with the addition of fine grog. This makes the clay a favorite for larger wheel thrown and hand built pieces.	c06 c04	7.5% 9.0%	c06 c04	13.5% 6.5%
Stoneware Clays			Back to top
#146	Buff Clay Cone 2-7	Having a wide firing range, this cream colored clay is an excellent all purpose clay. A good clay to teach wheel throwing.	c2 c7	10.0% 12.0%	c2 c7	8.5% 1.5%
#112 #112NS	Brown Clay Cone 4-7	An excellent throwing clay body that contains manganese specks. Fires to a medium brown color. Also available with out specks.	c4 c7	12.0% 13.0%	c4 c7	3.5% 1.0%
#117	Speckleclay Cone 4-7	A nice clay body with fine grog. Great for hand building or wheel throwing. Contains manganese specks.	c4 c7	12.0% 13.0%	c4 c7	4.0% 1.0%
#124	SpeckleTan Clay Cone 4-7	Great all purpose clay body blended with fine grog. Contains manganese specks.	c4 c7	12.0% 13.0%	c4 c7	3.5% 2.0%
#130	Rustone Clay Cone 4-7	A fine grogged clay body. Fires to a deep rich brown color. Very nice for hand building or wheel throwing.	c4 c7	12.5% 13.0%	c4 c7	1.0% .5%
#150	Rubystone Cone 4-7	Rubystone is a unique lightly grogged plastic stoneware body. At cone 5-6 in oxidation the color is golden orange to tan.	c4 c7	12.5% 13.0%	c4 c7	1.0% .5%
#120	Barbs Body Cone 5-10	Very nice stoneware body. This clay throws beautifully and is great for oxidation or reduction fire. Fires to a tannish gray color.	c6 c10	12.5% 13.0%	c6 c10	1.5% .5%
#129	Mather Stone Cone 6-10	A good production clay suited for making ovenware or functional dinnerware. An excellent throwing body that fires a warm gold color under in reduction. Formulated by Tim Mather.	c6 c10	11.0% 12.5%	c6 c10	6.00% 1.0%
#182	White Stoneware Cone 6-10	A very plastic throwing body, off white in color and provides a good base for bright colored glazes.	c6 c10	10.5% 12.0%	c6 c10	9.0% 4.0%
Porcelain Clay Bodies			Back to top
#215	Grolleg Porcelain Cone 4-7	Premium English clay body. Formulated at The Ohio State University by Jeanne Otis. Smooth and very white with excellent translucency.	c4 c7	15.0% 15.5%	c4 c7	1.0% .5%
#213	Mid Range Porcelain Cone 4-7	A superior domestic porcelain body. Smooth and easy to work with. Very nice white color and plasticity.	c4 c7	13.0% 13.5%	c4 c7	2.5% .5%
#217	Mather Porcelain Cone 8-10	Great smooth high fire porcelain clay. Very easy to work and great in oxidation and reduction. Formulated by Tim Mather.	c10	14.0%	c10	.5%
Other Clays			Back to top
#116	White Raku Clay	A great raku formula that contains a blend of fine and medium grog. This body has a good thermal shock resistance.	Varies		Varies
#222	X Clay	This clay is mill overrun clay. Great bargain clay. We cannot guarantee any firing properties. Good for non fire applications and clay therapy work.
#202	Self Hardening Clay	This clay hardens to a relatively durable state without firing or baking. It can be decorated with acrylic or oil paints. Not suitable for functional ware. Available in red or white.

Columbus Clay Company Price Guide			Back to top
Quantities in Pounds Pricing per box/lb	50# $26.50/.53 lb	100# $24.00/.48 lb	500# $20.50/.41 lb	1000# $18.00/.36 lb	2000# $16.00/.32 lb
Price for #215 Grolleg Porcelain only
Quantities in Pounds Pricing per box/lb	50# $32.00/.64 lb	100# $29.00/.58 lb	500# $27.00/.54 lb	1000# $24.00/.48 lb	2000# $22.50/.45 lb
Price for #222 "X" Clay only
Quantities in Pounds Pricing per box/lb	50# $16.00/.32 lb	100# $14.00/.28 lb	500# $11.50/.23 lb	1000# $10.50/.21 lb	2000# $10.00/.20 lb
Price for #202 Self Hardening Clay
Quantities in Pounds Pricing per box/lb	50# $67.50/1.35 lb	100# $60.00/1.20 lb	Call

Standard Ceramic Supply Company Moist Clays			Shrinkage		Absorption		Back to top
#101	Buff Clay Cone 02-9	An all purpose stoneware clay with a wide firing range for throwing or modeling. Buff color at low temperature and soft gray at cone 9.	c4 c9	9.0% 12.0%	c4 c9	5.0% 3.0%	C/6 Ox. C/9 Ox. C/9 R.
#104	Red Clay w/Grog Cone 06-4	The controlled grog content of this low fire red clay helps reduce warping and shrinking and produces a textured surface without reducing elasticity. Good for large sculpture, slab or wheel.	c06 c4	6.0% 11.0%	c06 c4	13.2% 3.0%	C/06 Ox. C/4 Ox.
#112	Brown Clay Cone 4-6	A plastic clay for wheel and modeling. The addition of granular manganese gives a speckled surface. The ideal temperature for developing best color tone is cone 5. Good results may be expected in reduction or oxidation firing.	c4 c6	12.0% 12.5%	c4 c6	4.5% 2.5%	C/4 Ox. C/6 Ox.
#153	Stoneware Clay Cone 4-10	A soft warm beige in oxidation - rich gray brown in reduction. This clay throws beautifully, has exceptional strength and versatility and responds well to all techniques.	c4 c10	11.0% 13.0%	c4 c10	6.0% 2.0%	C/6 Ox. C/10 Ox. C/10 R.
#181	White Stoneware Body Cone 6-10	A very smooth white stoneware body. Contains no fire clay. NOTE: Please add .02 lb. premium for STD 181 clay.	c6 c10	13.0% 13.9%	c6 c10	2.8% 1.7%	C/6 Ox. C/10 Ox. C/10 R.
#182	White Stoneware Body Cone 6-10	Near white plastic stoneware body. Good for use with bright glazes. Contains fine grog.	c8 c10	11.0% 12.0%	c8 c10	3.0% 2.1%	C/6 Ox. C/10 Ox. C/10 R.
#205	Clay Cone 4-10	Formulated for reduction firing. Muted brick red at cone 4, stone gray at cone 10. Contains fine grog.	c4 c10	10.5% 12.5%	c4 c10	4.0% 1.5%	C/6 Ox. C/10 Ox. C/10 R.
#259	Stoneware Clay Cone 4-10	Formulated to be similar to 153, but with richer color tones.	c4 c10	12.0% 11.0%	c4 c10	4.5% .6%	C/6 Ox. C/10 Ox. C/10 R.
#266	266 Dark Brown Cone 4-6	Gives reduction-like dark brown color in electric kiln. Smooth and plastic. Good for all techniques.	c4 c6	11.5% 13.0%	c4 c6	2.4% 1.4%	C/4 Ox. C/6 Ox.
#308	Brooklyn Red Clay Cone 4-8	Red stoneware body with sand and grog. Oxidation firing yields red at cone 4 and deep sand at cone 8. NOTE: Please add .02 lb. premium for Brooklyn Red.	c4 c8	12.0% 13.0%	c4 c8	2.5% 1.0%	C/6 Ox. C/8 Ox.
#257	English Porcelain Cone 8-10	A porcelain body with a parian like quality. It's light and tight and transparent when thin. Contains no ball clay.	c8 c10	13.0% 15.0%	c8 c10	1.0% .65%	C/10 Ox. C/10 R.

Standard Ceramics Price Guide			Back to top
Quantities in Pounds Pricing per box/lb	50# $29.00/.56 lb	100# $25.00/.50 lb	500# $22.00/.44 lb	1000# $19.00/.38 lb	2000# $16.50/.33 lb
Price for #257 English Porcelain
Quantities in Pounds Pricing per box/lb	50# $34.00/.68 lb	100# $31.50/.63 lb	500# $28.00/.56 lb	1000# $25.50/.51 lb	2000# $23.50/.47 lb