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ANDRITZ Hydraulic Commander

Proven hydraulic plate positioning and protection systems built on decades of operational experience

The ANDRITZ Hydraulic Commander is a fieldproven hydraulic refiner control, designed to ensure stable operation, reliable refiner protection, and long-term performance. With more than 230 installations worldwide and continuous development, Hydraulic Commander is a well-established solution – not a new concept.

Hydraulic Commander
© ANDRITZ GROUP
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ANDRITZ PULP & PAPER - Hydraulic commander

The challenge

Many refiners are equipped with outdated hydraulic systems or manual plate adjustment devices.

These systems require frequent readjustments, respond too slowly to process changes, and may lead to plate contact, downtime, and reduced plant availability.

The ANDRITZ solution

The ANDRITZ Hydraulic Commander monitors and adjusts the refiner plate gap in real time, ensuring fast response, precise control, and reliable operation.

As a fully automatic monitoring and control system, Hydraulic Commander combines advanced plate positioning with integrated protection and process stability.

Key features include:

  • Control of up to four refiners per system
  • Flexible control strategies based on gap, pressure, or output
  • Seamless integration into existing systems including other OEM refiners

Why customers choose Hydraulic Commander 

Proven in the field

Stable & efficient operation

Advanced refiner protection (AdvaCon)

Optimized lifecycle & maintenance

Flexible retrofit solution

ANDRITZ Hydraulic Commander combines proven experience, a strong global installed base, and a flexible system architecture to support long-term, reliable refiner performance. 

Pulp & Paper
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Holmen Paper Hallsta | Twin wire press upgrade

Unique project of utilizing two second-hand twin wire presses, and an existing, pre-used screw press to increase capacity and improve pulp quality for PM 12.

TrueFlow Plates mounting

Ittihad Paper | TrueFlow refiner plates

Refiner optimization to produce the same pulp quality with less energy input.

Efficient sludge dewatering

Leipa | RheoScan automatic polymer dosage

Process optimization for reduction of flocculent consumption.

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Lucart Diecimo | Sludge screw press renovation

Squeezing more profit out of sludge.

ANDRITZ and Mondi workers at the Mill in Kematen

Mondi Neusiedler | Refiner Exchange Concept

Achieve higher capacity, stable quality, and lower costs. 

Norske Skog Skogn | High-performance TMP retrofit

High yield, reduced emissions, and minimized costs achieved through combining new and second‑hand equipment.

Perlen Papier | Steam recovery upgrade

Maximized steam-separation capacity in very limited space thanks to tailor-made solution.

PK Varel | LC refiner refurbishment

Exchange, dismantling and refurbishment of two old refiners including vibration control and plate modernization.

Resolute Clermont | Refiner automation upgrades

Improving stability and control efficiency on a CD70 HC-refiner.

ANDRITZ upgraded SCA’s disc filter in a way to handle a very wide range of fiber freeness profiles.

SCA Ortviken | Disc filter upgrade in CTMP plant

A single disc filter covers an unusually broad CSF range.

PM2 - 1st stage cleaners behind the papermachine headbox

Stora Enso Anjala | Approach system rebuild

Process upgrade results in major savings on energy, raw materials and water.

Yankee – Tjiwi Kimia mill

Tjiwi Kimia | Yankee service

Online support ensured successful MG machine Yankee siphon system by customer team.

 

Contact our experts to evaluate your upgrade potential.

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Pulp & Paper service

Comprehensive service to support customer processes: from replacement parts to complete mill maintenance...

Pulp & Paper service