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THE HISTORY OF ENAMELING
RAW MATERLALS FOR ENAMELs
Table No 1 Enamel Raw Material
271 other sections not shown
abrasive acid resistance added adherence alkali aluminum amount anatase balls batch composition bath blasting borax boric oxide boundary line calculation carbon cast iron cast iron enamels cent Ceram chemical clay cleaning Cobalt oxide color constituents cooling cryolite crystals cubic centimeters curve determined diagram enamel compositions enamel slips enameling iron equivalent eutectic factors feldspar firing fishscale fluoride fluorspar formula frit furnace gloss heat hydrogen increased iron cover enamels iron ground coats melted composition metal method mill additions Na2O nickel nitrate obtained opacifiers opacity operation particles pickling Porcelain Enamel potassium process cast iron properties quartz reflectance refractory rinse sample sheet iron ground silica smelter smelting soda ash Soda nitre sodium nitrate sodium silicofluoride soluble specific gravity specimen spray standard steel sulphate surface Table tank temperature thickness tion titanium usually Vitreous Enamels ware weight zinc oxide zircon