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Article: Thread milling eliminates secondary operations.
- Article from:
- Tooling & Production
- Article date:
- August 1, 1989
CopyrightCOPYRIGHT 1989 Nelson Publishing. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Thread milling eliminates secondary operations Burring is a major problem that companies experience when tapping intersecting cross holes in steel. When a tap internally threads a drilled hole that intersects a smaller cross-hole, it pushes a burr into the smaller intersecting hole, usually requiring a secondary operation to remove the burr.
One company that recently experienced this problem, and overcame it, is Yale Materials Handling Corp, Lenoir, NC. Yale, with approximately 300 employees, has considerable experience in the manufacturing of parts used in hydraulic forklift trucks. These parts include hydraulic cylinders and flow-regulator housings.
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