How automation is reshaping global pulp logistics

The global pulp industry faces a significant challenge. New mega-mills are producing at a scale that traditional logistics struggle to support. The solution is a quiet revolution happening in the warehouses of leading producers: advanced material flow automation. This strategic shift bridges the gap between non-stop production and global shipping, delivering notable improvements.

The bottleneck in modern production

South America’s modern pulp mills are highly efficient, designed for continuous, round-the-clock production of thousands of tonnes of eucalyptus pulp daily. This continuous flow cannot be ramped up or down quickly, creating a logistical challenge. Any disruption in the outbound logistics chain results in a critical bottleneck that threatens the entire operation.

Traditionally, large buffer warehouses have been managed by manually operated clamp trucks. For a modern mega-mill, this manual approach is inefficient. The scale of the warehouse floor makes manual handling slow, introduces safety risks, and is a common source of damage to pulp bales. Manual warehouses cannot sustainably keep pace with today’s high-volume output.

Intelligent material flows as the solution

The answer is automated pulp buffer warehouses, a concept closely tied to our Material Flow How® philosophy where modular, scalable systems replace labor-intensive manual processes with a fully integrated, automated solution.

This means a compact buffer storage that automatically receives production, sorts it, and loads trucks or rail cars with precision and speed, all within an enclosed, protective space. The remaining floor space serves as a redundant back-up to ensure uninterrupted pulp flow through mill or rail/port terminals under all circumstances. The entire inventory and equipment control is orchestrated by Pesmel’s Warehouse Management System (WMS), which integrates with the mill’s resource planning (ERP) and information systems (MIS) to provide real-time data tracking and execution of planned shipments.

“Our automated system can load a 48-tonne truck trailer in just 5 minutes –a significant reduction from the 13 minutes required with clamp truck loading.”

Kaj Fahllund, VP Sales & Marketing

A range of transformative benefits

Automated warehousing unleashes numerous benefits, starting with increased throughput. One concept for a Brazilian mill shows automation cutting truck loading times by more than half. This faster turnaround optimizes the entire transport chain.

The financial case of automated warehousing is also strong, with a typical payback period of under five years. A primary driver is reduced operational costs. One project, for example, estimates eliminating over 12 loading vehicles per shift, cutting more than 60 drivers and their associated costs. Automating these functions also reduces risks associated with human error, thus greatly improving on-site health and safety.

Beyond speed and cost, automation improves quality. Our gentle, precisely controlled handling eliminates damage from manual operations. Optimized, fully electric automated systems are designed for energy efficiency, and by replacing diesel-powered machinery, they also eliminate carbon emissions within the warehouse.

For today’s pulp producers, automation is far more than a simple logistical upgrade. It is a critical component of competitiveness.

Automation in South American mega-mills

Automated warehousing technology is a core component in planning the newest South American mega-mills, where the scale of production makes efficient logistics essential. This can be seen, for example, in cases where the normal ten-day operational buffer requires +80,000-metric tons of warehousing to handle the daily flow of up to 100 railcars, each carrying 96 tons of pulp. At space-constrained ports, the buffering requirements easily exceed 100,000 tons. For projects like these, space-efficient warehouse automation is a necessity.

With outbound logistics representing around 10% of total product cost, the efficiencies from automation directly impact the bottom line. It is the key to ensuring the massive output of these global mega-mills can reach its final destination reliably, cost-effectively, and in pristine condition.