Compositions and methods for foundry cores in high pressure die casting

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United States of America Patent

PATENT NO 11179767
APP PUB NO 20180318912A1
SERIAL NO

15868830

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Abstract

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“Lost” cores for use high pressure die casting, the cores preferably having a water-soluble synthetic ceramic aggregate having an appropriate strength and tolerance for various casting pressures and temperatures, an inorganic binder having sodium silicate, an additive having particulate amorphous silicon dioxide, and a refractory coating, wherein the cores have the capacity to be removed from a casting by dissolution with water.

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Patent Owner(s)

Patent OwnerAddress
HA-INTERNATIONAL LLC630 OAKMONT LANE WESTMONT IL 60559

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Trinowski, Douglas M Rochester Hills, US 1 4
Walker, Michael J Shelby Township, US 56 255

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