 PITTSBURGH--BUSINESS WIRE--Arconic Corporation NYSE: ARNC Arconic or the Company announced today a proposed offering of an additional 300 million aggregate principal amount of the Companys 6.125 Senior Secured Second-Lien Notes due 2028 the Additional Notes. The timing and pricing of the Additional Notes are subject to market conditions and other factors. The Company intends to use the net proceeds of the issuance of the Additional Notes for general corporate purposes, includin 