ADDITIVE FOR FOUNDRY CORE SAND

Brand	Owner	Address	Description
KERNAL	SIERRA INDUSTRIAL PRODUCTS, INC.	4349 BALDWIN AVE. EL MONTE CA 91734	ADDITIVE FOR FOUNDRY CORE SAND;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

The present invention relates to A method and apparatus for making a sand core (112) utilizing purge air through a core box (100 and 100') to harden the binder in the sand core (112) proximate the ejection pins (106 and 106'). The sand core (112) may be removed from the core box (100 and 100') prior to drying the binder completely thereby resulting in an improved production rate of the sand core (112).