Containerboard FibreLok Medium Products

KapStone FibreLok medium is a water resistant, 100% recyclable corrugated medium that is designed to be a competitive replacement for wax impregnated medium. It is a highly sized wet strength grade that performs better than standard TYPICAL USES corrugated medium in high humidity storage environments and is available in basis Packaging Applications weights ranging from 23 lbs to 45 lbs per MSF. Packaging Corrugated Containers ______PRODUCT FEATURES _BENEFITS______Superior Strength The FibreLok medium grades manufactured at KapStone are made End Use Products: from renewable resources using a blend of virgin and recycled Refrigerated and Frozen fibers that are sourced in compliance with the requirements of Processed Foods multiple forestry certification standards. Manufacturing excellence Fresh and Frozen Seafood provides a base for superior strength products to meet our Fresh Fruits and Vegetables customers packaging needs. Fresh and Frozen Meat Product Benefits Strength retention in high humidity environments and improved Floral wet and dry strength properties over standard liner grades. Cost effective alternative to wax impregnated corrugated medium that can be incorporated in any box design. May be used with standard MANUFACTURING paper grades to create products that meet specific customer LOCATION requirements. Longview, WA Sustainability KapStone’s FibreLok medium products are produced with the environment in mind. We are proud to participate in various fiber sourcing standards and to offer an end product that is biodegradable, compostable, and recyclable.

______CERTIFICATIONS Forestry and Procurement SFI® Certified Sourcing and Chain of Custody Certification PEFCTM Chain of Custody Certification

______COMPLIANCES Food Contact Compliance with USFDA - 21 CFR 176.170 and 21 CFR 176.180 Allergen free Environmental and Safety US California Proposition 65 Compliant CONEG Model Heavy Metal and EC/94/62 Article II Compliant Elemental Chlorine Free (ECF) unbleached fiber Toy Safety Standards ASTM F 963 and EN 71-3 BPA free

______PRODUCT CLASSIFICATIONS Product Type Unbleached kraft linerboard Specifications Compliant with Uniform Freight Classification Rule 40 Basis Weights 23- 45 lb per MSF Containerboard FibreLok Medium Products

Grade Availability & Typical Properties (US) Property Typical Values Units Nominal Basis Weight 23 26 33 36 40 45 lb/MSF Bone Dry Basis Weight 21.3 24.1 30.5 33.3 37.0 41.6 lb/MSF Moisture 9.5 9.5 9.5 9.5 9.5 9.5 % Sheffield Porosity >50 >50 >50 >50 >50 >40 lb 10 Min Cobb 90 90 90 90 90 90 seconds STFI 12.0 14.0 17.5 19.5 23.0 27.0 lb/in Concora 50 57 70 78 85 90 lbf Wet Tensile 9 10 13 14 16 17 lb/in Sheffield Smoothness <360 <360 <360 <360 <360 <360 SU

For more information about this product, please contact KapStone Customer Service at 843.745.3433 or visit us at www.kapstonepaper.com Published by KapStone Kraft Paper. KapStone and Kraftpak are registered trademarks of KapStone Kraft Paper Corporation. © 2015 KapStone Kraft Paper Corporation. All rights reserved worldwide. 11/15