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6A – Buckled Web in Spans
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6 – Web Buckling
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6A – Buckled Web in Spans
Solutions
Buckled Web in Spans
6A Case 1: Angled Troughs
6A Case 2: MD Troughs
6A Case 3: Slack Edge or Lanes
Buckles on Rollers
6B Case 1: Angled Wrinkles (Shear Wrinkles)
6B Case 1.1: Angled Wrinkles – Roller or Web Angle
6B Case 1.2: Angled Wrinkles – Diameter Profile
6B Case 1.3: Angled Wrinkles – Uneven Nipping
6B Case 1.4: Angled Wrinkles – Cambered Web
6B Case 1.5: Angled Wrinkles – Thickness Profile
6B Case 1.6: Angled Wrinkles -Peeling Force Profile
6B Case 2: MD Wrinkles (Converging Wrinkles)
6B Case 2.1: MD Wrinkles – Roller Deflection
6B Case 2.2: MD Wrinkles – Diameter Profile
6B Case 2.3: MD Wrinkles – Uneven Nipping
6B Case 2.4: MD Wrinkles – Baggy Lanes
6B Case 2.5: MD Wrinkles – Twisting
6B Case 2.6: MD Wrinkles – In-Span Expansion
6B Case 3: On-Roller Expansion Wrinkles
6B Case 3.1: On-Roller Wrinkles – High/Low Tension Change
6B Case 3.2: On-Roller Wrinkles – Temperature Increase
6B Case 3.3: On-Roller Wrinkles – Moisture Increase
6B Case 4: CD Wrinkles (Accumulation Wrinkles)
6B Case 4.1: CD Wrinkles – Slack Web and Nipping
6B Case 4.2: CD Wrinkles – Pre-Nip Accumulation
6B Case 4.3: CD Wrinkles – Pre-Roller Delamination
6B Case 4.4: CD Wrinkles – Pre-Roller Laminate Bubbles
Buckles in Rolls
6C Case 1: CD Buckles in Rolls
6C Case 1.1: Full Roll CD Buckles
6C Case 1.2: Partial Width CD Buckles
6C Case 1.3: Near Core CD Buckles
6C Case 1.4: MD Buckles – PSA Peaking/Gapping
6C Case 2: MD Buckles in Rolls
6C Case 2.1: Full Width MD Buckles
6C Case 2.2: Partial Width MD Buckles
6C Case 2.3: Hygroscopic Expansion MD Buckles
6C Case 3: Convolution Buckles in Rolls
6C Case 3.1: Convolution Buckles Tacky Webs
6C Case 3.2: Convolution Buckles Surface Imperfections
6A – Buckled Web in Spans
TJWalker + Associates
Case 1:
Angled Troughs
Case 2:
MD Troughs
Case 3:
Slack Edge or Lanes
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