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The W-style (reverse bending) method of designing breakdown rolls is recommended when forming high-strength very light or very heavy gauge materials. It can be combined with a versatile design for maximum results on light-gauge, high-strength material.
W-style can form more of the strip in the first pass than Edgeform or Versatile designs. It pre-forms more of the strip, giving greater stability, and provides a better presentation into the fin passes.
By comparison, there are some reasons that another design method may be a better choice:
Even with the limitations of the W-style, it remains a widely used and acceptable method for designing tooling.
First Time Performance
Roll form tooling tested at our facility or yours
Detailed setup package & technician's testing remarks
Tooling drawing fully detailed
Technicians available to troubleshoot at your facility
Tooling shipped in foam-filled wooden crates
Minteq International, Inc.
Welded Tubes, Inc.
Maintenance and EHS Manager
Ulbrich Specialty Wire Products
Roll-Kraft’s latest tube and pipe mill training seminar was held on October 24, 2023 at the Waverly, Nebraska Venue location.
Mill operators, maintenance supervisors, engineers, tool room personnel and management will all benefit from the program by learning new skills & produce a better quality product in less time.
Robert's extensive expertise in the tubing industry spans over five decades, including 33 years of service at Roll-Kraft.