Contact us Phone Local (219) 852-5200 Mon – Fri 8:00 AM to 3:30 PM CSTToll Free (866) 346-6800 Fax (219) 852-5204 Address Centrifuge Chicago Corporation 1721 Summer Street Hammond, INĀ 46320 U.S.A Have Questions? Your Name (required) Phone Number (required) Your Email (required) Subject (required) Your Message Please leave this field empty.