E - Foundry Additives Glossary
ELAINE OIL (See: OLEIC ACID) ELECTROLYTE
This term is commonly applied to substances which conduct electricity by transfer of ions either in the molten state or in solution. The term is not applied to metals in elementary form. The term, "electrolyte" is generally applied to the conducting solution itself. The most important electrolytes are the solutions of salts, acids or bases usually dispersed or suspended in water.
EMULSIFIED OIL (See: CORE OILS)
A colloidal system whereby a drying oil is intimately combined with water by means of an alkali-metal-soap as the emulsifying agent. Some core oils are emulsified for foundry use.
ESSENCES (See: ETHYL ALCOHOL) ESSENTIAL OIL (See: OILS)
ESTER GUM (See: CORE BINDERS-GUMS)
Is composed of glycerine and rosin and used in core binders, mold and core coatings.
ETHANOL (See: ETHYL ALCOHOLS)
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