A modified version of our popular pressing clay EM-335. This clay contains an additional mineral which enhances the ability of the clay to release organic gases during firing, reducing pin holing. For production pressing or extruding.


Ships from CA

For Dry Formula Please Call



Cone: 06
Wet Color: Gray
Firing Color: Oxidation: White - Reduction: N/A
Texture: Smooth
Penetrometer Target: 5.25 small
Avg. Shrinkage 2±%: 5%
Avg. Water Absorption 1±%: 15%
COE x 10-6: N/A

#8 Pressing EM348



    Prop 65

    Some of our products can expose you to chemicals including crystalline silica, which are known to the State of California to cause cancer, and Lithium Carbonate, which is known to the State of California to cause birth defects or other reproductive harm.  For more information, visit:


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