SEMCOA 47EX is a calcined raw material mullite mined from ores in the southern United States for use in the refractory industry. The product is manufactured by Mineral Manufacturing Corporation and distributed by Washington Mills.
SEMCOA 47EX has very low alkaline impurities which create superior performance qualities and is used where hot strength, resistance to spalling, and low thermal conductivity are important factors.
Looking for more information?
To find out more about our products, please contact us today. A Washington Mills representative will get back to you within 24 business hours to assist.