Headbox Sheets

Coldwater offers a complete line of Headbox Sheets including Lexan Polycarbonate, Polymer Blend and Graphite. We also offer Lexan Wipes for extended nip presses.

Headbox Sheet Options


Lexan (polycarbonate) Sheets

  • Most popular material
  • Lowest Cost
  • Available for all headbox types
  • Excellent choice for many paper & board grade machines
  • Typical life: 6 to 12 months

Option for Teflon Coated Lexan Sheets

  • Reduces stock build-up on sheets
  • Minimizes maintenance and handling required for cleaning sheets


Polymer Blend Sheets

  • Newest material
  • Operating life and cost that are between Lexan and Graphite
  • Good chemical resistance (can withstand caustic boil-outs)
  • Typical life: 2 to 3 years


Graphite (carbon fiber) Sheets

  • Most durable, longest life sheet
  • Good chemical resistance; can remain in headbox for boil-outs
  • Excellent stiffness and dimensional stability
  • Preferred option for high speed tissue machines
  • Typical life: 5 to 10 years


Lexan Wipes for Extended Nip Presses



Lexan Sheets for Converflo Headboxes

Lexan sheets








  • Proven manufacturing and process experience.
  • Professional craftsmen.
  • Meets or exceeds all OEM specifications.

Available for all generations of nozzle design including:

  • Simple Bead Holders
  • Curved Hinge Holders
  • ‘Dog Bone’ Holders
  • C-4 holders
  • Thickness from 1 to 3 mm (.040″ to .120″)
  • Standard, Scalloped, or Tapered edge profiles


Lexan® is a registered trademark of GE.
Converflo® is a registered trademark of Beloit.

Download our brochure:

Letter size / A4 size