Technical Data Application Datasheets Standard Supply Catalogue Safety Data Sheets Technical Datasheets Certifications Food Approval Data Microcast® Technology Machining Recommendations Sales Terms & Conditions Media Download FOOD APPROVAL DATA AMPCO® 18, AMPCO® 22, AMPCO® M4 , AMPCOLOY® 940 and AMPCOLOY® 944 alloys are approved for food processing applications. FOOD APPROVAL CERTIFICATES Certificate AMPCO® 8 Certificate AMPCO® 22 Certificate AMPCOLOY® 940 Certificate AMPCO® 18 Certificate AMPCO® M4 Certificate AMPCOLOY® 944