PAGE 1/1 ZAPP TOOLING ALLOYS INC. | CASE STUDY FINEBLANKING PUNCH TOOL TYPE Fineblanking Punch WORK MATERIAL 20MnCr5+H (550MPa) 7mm thickness PROBLEM IDENTIFICATION Premature failure due to chipping and edge cracks. Previous material was D2 at Rc 60-62 with life cycle of 5,000 – 8,000 parts. SOLUTION Z-Wear PM at Rc 60-62 RESULTS Z-Wear PM ran 20,000 – 25,000 parts with no chipping and normal wear. Productivity improved by 3-4 times because of the increased tool life. TOOLING ALLOYS Zapp Tooling Alloys Inc. 475 International Circle Summerville, South Carolina 29483 Phone: 1 888 928 9927 1 843 871 2157 ztasales@zapp.com Zapp Tooling Alloys Inc. 1528 St. Paul Avenue Gurnee, Illinois 60031 Phone: 1 888 928 9927 1 843 871 2157 z

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