Is it a liability or a resource? That’s the crux of the revolving discussion about sand in metalcasting operations, but a new remediation process aims to settle the matter and introduce a new process stage for foundries....More
Allegheny Technologies Inc. acquired Hanard Machine Inc. in Salem, OR, a precision machining operation for titanium, nickel-based and superalloy parts, as well as aluminum, specialty steel, and other ferrous and nonferrous metals....More
Q Please explain the Free Radical Cure (FRC) process of core making?
A The FRC is a process that has some unique attributes. A significant one is that epoxy acrylic binders (at ASK Chemicals we call it “ISOSET™”) achieve an unlimited life for the sand mixture. As with many other cold box processes, the reaction between the part A and part B binder begins when the two are mixed....Read Full Answer