TR Porous Multiwall Kraft

Porous Surface Drives Converting Efficiency

With exceptional a porous surface and strength characteristics, this unbleached, machine-finished sack paper is manufactured with an open surface and high tear resistance to optimize converting and filling line efficiency.

  • TR Porous Multiwall Kraft


Basis Weights:

50- 60 lb. (lbs./3000 ft2)


  • Open surface formulation reduces or eliminates perforations
  • Effective air release properties are ideal for pasted valve converting
  • Excellent strength characteristics due to long fiber furnish
  • Engineered to meet Rule 40 specifications
  • Complies with US FDA food contact standards (21 CFR 176.170 & 21 CFR 176.180)
  • Certified to Sustainable Forestry Initiative® Fiber Sourcing standards
  • Available with pre-consumer waste up to 40%


  • Cement Bags
  • Chemical Bags
  • Adhesive Bags
  • Flour Bags
  • Animal Feed & Seed
  • Charcoal Bags