LUBRICATING PRODUCTS FOR STEEL CASTING

The lubricant comprises 60-85% H34 lubricating powder, and e.g., a binder soln. contg. 4% urelit, 2% ammonium chloride, 7% urea, and 49% water. The powder comprises 19-22% volcanic tuff, 27-31% Portland cement, 7-10% calcined soda, 18-24% metallurgical coke, and 18-25% fluorite. Alternatively, the b...

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Bibliographic Details
Main Authors NEGREA GHEORGHE, RO, LUCA ADRIANA, RO, NAUMESCU VASILE, RO, TIRON ILEANA, RO, OPREA ADRIANA, RO, COSTEA MARGARETA, RO, KOVACSI GHEORGHE, RO
Format Patent
LanguageEnglish
Romanian
Published 09.12.1991
Edition4
Subjects
CASTING
CASTING OF METALS
CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
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Summary:The lubricant comprises 60-85% H34 lubricating powder, and e.g., a binder soln. contg. 4% urelit, 2% ammonium chloride, 7% urea, and 49% water. The powder comprises 19-22% volcanic tuff, 27-31% Portland cement, 7-10% calcined soda, 18-24% metallurgical coke, and 18-25% fluorite. Alternatively, the blast furnace slag and fly ash based powder LUB9 can be used, together with binder contg. hexamethylene tetramine or sodium silicate.
Bibliography:Application Number: RO19890137474