A comprehensive 4 hour seminar designed to provide a practicle understanding of the shear slitting process.

1. DAVE RUMSON
860-256-5658 drumson@maine.rr.com
Shear, Crush/Score and Razor Slitting Evaluation
In-House Educational Programs and Training Videos
SHEAR SLITTING SYLLABUS
TANGENTIAL & WRAPPED WEB PATHS CUT POINT
 Advantages and Disadvantages  Importance
 Web Support  Offset
 Tension Zone  Tangential & Wrapped Web
SHEAR ANGLE OVERLAP
 Purpose  Importance
 Knife Life  Tangential & Wrapped Web
 Recommendations  Challenges
AXIAL & RADIAL RUN OUT TOP KNIFE BLADES
 Top & Bottom Knives  Flat & Dished Blades
 Concerns  Bevels - Purpose, Types
 Limits  Metallurgy Options - Benefits
 Knife Life
BOTTOM KNIVES  Hardness
 Shaft Mounted  Surface Finish
 Motor Mounted  Coatings
 Metallurgy Options  Sharpness
 Knife Care
TOP KNIFE HOLDERS SLITTING DUST & WEB DEFORMATION
 Hydraulic Holders – Function  Contributing Factors
 Electronic Holders - Capabilities  Cut Point, Shear Angle, Run Out
 Mounting Options  Overlap
 Side Load Force Response  Surface Finish
 Regrinds - Purpose, Effects
SLITTING SYSTEMS RECOMMENDATIONS
 Manual Set Up  Cut Point, Shear Angle, Run Out
 Automatic Systems  Overlap Control
 Trade Offs  Side Load Force Setting
 Blade Regrinding