WeePaper Journal
Insights & Industry Knowledge
Technical articles, market intelligence and sustainability briefings for the industrial paper trade.
Plasterboard liner grammage explained: how to choose between 140 and 220 g/m²
Face and back liners drive board strength, surface finish and line speed. A practical reference for plant managers specifying grammage, fibre and Cobb values.
Read article →MG, MF and MB kraft for paper bags: which finish wins for shopping, food and industrial sacks
From a McDonald's bag to a 25 kg cement sack, kraft finish dictates print quality, strength and machine runnability. A side-by-side comparison.
Read article →A Six-Step Audit Framework for Qualifying Plasterboard Liner Suppliers
A systematic, six-step framework for gypsum board manufacturers to de-risk and validate the qualification of a new paper liner supplier, from mill audit to final commercial terms.
Specifying Plasterboard Liner for Moisture-Resistant (MR) Applications
A technical guide to specifying paper liner for EN 520 Type H1 boards. Covers Cobb 60 targets, sizing chemistry, fibre selection, and board-line behaviour.
Plasterboard liner grammage explained: how to choose between 140 and 220 g/m²
Face and back liners drive board strength, surface finish and line speed. A practical reference for plant managers specifying grammage, fibre and Cobb values.
MG, MF and MB kraft for paper bags: which finish wins for shopping, food and industrial sacks
From a McDonald's bag to a 25 kg cement sack, kraft finish dictates print quality, strength and machine runnability. A side-by-side comparison.
ISO, Cobb and TAPPI: the paper tests every industrial buyer should understand
A plain-language tour of the lab tests on every COA — and how to read them without a fibre-science degree.
FSC vs PEFC for paper sourcing: which certification fits your supply chain
Two competing forest-certification schemes, two procurement realities. How to choose, document and communicate to customers.
European paper mill capacity outlook 2026: who is shutting, who is investing
A map of the closures, conversions and greenfield projects shaping kraft and plasterboard liner availability in Europe.
Recycled vs virgin kraft: the real cost-quality trade-off in 2026
Recycled fibre is cheaper per tonne — but how does it perform on tensile, print and runnability across bag and PBL grades?
ISEGA, BfR and EU 1935/2004: a buyer's compliance map for food-contact paper
What ISEGA actually certifies, what it doesn't, and how to keep your bag and wrap programmes audit-ready.
How liner choice changes gypsum board line throughput by up to 8%
Real production data showing why grammage, porosity and bonding strength matter more than headline price per tonne.
Plastic-to-paper bag conversion: what the EU SUP rules mean for converters
Single-Use Plastics Directive timelines, exempt categories, and the kraft grades winning the substitution race.
Engineering a paper bag that doesn't break: tensile, TEA and the human grip
Why bag failure is rarely about grammage — and how tensile energy absorption (TEA) predicts real-world handle survival.
NBSK and BHKP pulp price cycle 2026: what buyers should hedge against
A short brief on the softwood and hardwood pulp benchmarks driving kraft and PBL pricing into Q3.
Extensible vs standard sack kraft: when the premium is worth it
Clupak and extensible papers cost 8–15% more — and pay for themselves on high-speed filling lines. Here's the math.
How WeePaper sources: the case for mill-direct over multi-tier distribution
Why one intermediary beats four, and how transparent margin structures build long-term supply relationships.
The CO₂ footprint of a paper bag vs plastic: the honest answer
LCA data, end-of-life scenarios and the variables retailers should put in their sustainability claims.
Moisture-resistant plasterboard: how the liner must change for MR and MRH boards
Hydrophobic sizing, Cobb targets and the bonding chemistry behind reliable green board.
Turkey and Greece: the two emerging paper buying markets reshaping Mediterranean trade
Capacity, demand growth and the logistics corridors making Izmir and Piraeus strategic ports for kraft and PBL.
E-commerce paper mailers: which kraft grade survives a five-stop delivery chain
Tear resistance, water resistance and the new generation of fully recyclable mailer grades winning Amazon-tier audits.
Paper roll logistics: FCA, CPT, DAP — the Incoterms that actually save money
A practical guide for plant procurement teams: where to take title, where to insure, and how to control demurrage.
Brightness, whiteness and shade: how bleached kraft is actually graded
ISO brightness, CIE whiteness, and why two 'white' kraft papers can look completely different on shelf.
Closing the loop: what 100% recycled content really means for plasterboard liner
Recycled fibre limits, deinking realities, and why most PBL is already a circular product.
Agricultural paper bags: seed, grain and fertilizer — three different specs
Why a 25 kg seed bag, a 50 kg grain sack and a fertilizer multiwall are three different engineering problems.
WeePaper 2026 market outlook: demand, capacity and the three risks buyers must hedge
Our annual brief for plasterboard and bag manufacturers — short, opinionated, and grounded in mill-direct data.