Dieology LLC

Art Hedrick

Contributing Writer
Dieology LLC
8730 10 Mile Rd. SE.
Rockford, MI 49341


Phone: 616-894-6855
www.dieology.com
Contact via email
Author of the "Die Science" column in STAMPING Journal®, Art also has written technical articles on stamping die design and build for a number of trade publications. A recipient of many training awards, he is active in metal stamping training and consulting worldwide.

Good design, set-up, maintenance can keep dies out of repair shop

June 26, 2002

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Take this old maxim to heart: A stitch in time saves nine. The same goes for die maintenance and repair.

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Draw punch diagram

Getting the most from your deep-drawn material

March 14, 2002

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Learning how to get every bit of flow out of your metal while minimizing scrap -- doesn't that sound like a good idea?

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Coil set

Forming high-strength materials

January 31, 2002

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Various shape defects can be encountered in flat-rolled ferrous and nonferrous strip. Knowing their mechanics and origins and how to correct them can be very useful in times of need.

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The HOW, WHAT, and WHY of liquid impact forming

January 24, 2002

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Liquid impact forming, a patented process developed by Greenville Tool & Die Co., Greenville, Mich., uses a conventional stamping press with a liquid medium to manufacture parts that otherwise would require hydroforming.

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Part nesting and die design tips for reducing and utilizing scrap in stamping operations

November 15, 2001

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You might be able to gain a competitive edge by learning how to reduce the amount of engineered scrap, or that material that was inteded to be scrap rather than scrap created because of defective piece parts.

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Die design  figure 1

Die design for double bending

October 11, 2001

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Knowing how steel tends to react when it is bent in a single operation can help you do the job right the first time.

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Know your bending basics—Part II

July 26, 2001

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When trying to make a good 90 degree bend with sheet metal, there's more than on way home. Just make sure your method can accommodate improvisation.

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Draw ratio chart

Key design principles for successful deep drawing

May 30, 2001

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Successful deep drawing depends on many factors. Ignoring even one of them during die design and build can prove disastrous.

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Know your bending basics—Part I

May 15, 2001

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Knowing how metal bends and what factors come into play during bending—especially wipe bending—can make a positive difference in your stamping operation.

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Die design for flat parts

February 19, 2001

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Flatness is one of the most difficult part characteristics to achieve in a conventional stamping die.

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Draw bead diagram

Controlling flow and obtaining stretch in deep draw operations

February 19, 2001

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Addressing the difficulties in obtaining a wrinkle-free stamped part requires a good understanding of metal flow and how it is affected by draw beads

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