Continuous Drying Solutions from Stronga

From drying wood chips and SRF to digestate fibre, paper pulp and more, FlowDrya equipment delivers energy-efficient drying, backed by industry-leading reliability and a long service life.

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Since its inception in 2012, Stronga FlowDrya has become the leading choice for businesses requiring efficient and reliable moisture removal for a variety of wet materials - wood chips, wood shavings, bark, digestate fibre, SRF, paper pulp, insect frass and various other materials.

The design of the FlowDrya revolves around a robust hydraulic moving-floor system that delivers consistently dry output without the complexity or maintenance demands of belt-based dryers. Its straightforward, proven mechanics are enhanced by unique features such as PulseWave™ material agitation, intuitive DryStation™ HMI controls, a range of large in-feed hopper configurations and more. Together, these elements optimise the flow-drying process for a wide variety of materials, including wood chip, SRF and digestate fibre.

What sets Stronga apart is our commitment to crafting every flow dryer specifically for each project. Each FlowDrya is custom-engineered to match the customer's material characteristics, throughput targets and operational requirements, guaranteeing optimal performance. With installations across multiple continents and a strong commitment to after-sale support, FlowDrya is regarded as the leading solution for high-throughput drying of a range of wet materials.

FlowDrya Green Series Industrial Dryer - Professional biomass drying solution

From Wet Material to High-Value Output

Uniform, energy-efficient drying of wood chips, SRF, digestate, waste plastics & more

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FlowDrya Around the World

From Europe to Asia, the Americas to Australasia, FlowDrya systems are hard at work delivering proven drying outcomes for businesses in every corner of the globe. Our proven technology excels in drying wood chips, drying SRF, drying digestate fibre, and a wide range of other biomass and waste-derived materials. Trusted by industry leaders worldwide, FlowDrya provides consistent moisture reduction, robust performance, and long-term operational reliability - no matter the climate or application. Explore how companies across the world rely on FlowDrya to unlock the full value of their feedstocks.

FlowDrya drying system installation worldwide

10 reasons why FlowDrya leads the market

Proven with wood chips, SRF, digestate fibre and more, FlowDrya earns unmatched customer satisfaction from customers worldwide for its rock-solid reliability, ultra-efficient performance and consistent results, year after year.

Exceptional customer satisfaction

FlowDrya is trusted by industry leaders worldwide for delivering reliable performance and consistently dry output across a range of materials.

Decades of material mastery

Since 2012, FlowDrya has consistently delivered exceptional drying performance across biomass, alternative fuels, agricultural and waste-to-energy materials.

Low-maintenance by design

Simple, reliable engineering featuring hydraulic moving equipment and minimal components ensures maximum uptime and low service costs.

Super-low operating costs

Energy-efficient processes and intelligent automated controls work together to significantly reduce energy bills and overall operational expenses.

24/7 reliability

Engineered for continuous operation with automated material handling, minimising operator intervention and maximising throughput.

Tailored to your success

FlowDrya is custom-engineered specifically to match the properties of your wet material, target dry output and site requirements, guaranteeing optimal results for each business.

Optional equipment upgrades

Stronga offers a vast range of optional upgrades, including multiple infeed hopper solutions, dry discharge options, roof types and more, ensuring the dryer perfectly integrates with your existing infrastructure.

End-to-end collaboration

Dedicated sales and technical teams provide a single point of contact, ensuring easy cooperation from initial enquiry and custom design through to installation and post-sale service.

Global support

Comprehensive after-sales support and service delivered across the UK, Europe, North America, Africa, Australia and beyond. Count on FlowDrya for your drying requirements.

Proven technology

FlowDrya's hydraulic moving-floor system delivers consistently dry output without the complexity or maintenance demands of belt-based drying systems.

From wet input to value: FlowDrya's material portfolio

Stronga offers bespoke drying solutions precisely matched to your wet material and available heat source, maximising system and thermal efficiencies. FlowDrya's wide material portfolio - outlined below - demonstrates versatility across multiple industries and feedstocks.

Wood-based biomass

Wood Chip, Wood Brash, Wood Peelings, Wood Shavings, Bark, Bagasse & more

Alternative fuels

SRF, RDF, Wood Chip, Digestate Fibre & more

Waste plastics

Waste Fines, Plastic Packaging Waste, Municipal Solid Waste & more

Agricultural materials

Digestate Fibre, Hemp, Chopped Forage, Brewer's Grains, Distiller's Draff & more

Special materials

Insect Frass, Paper Pulp & more

Featured Wet Materials

FlowDrya helps businesses in agriculture, forestry and recycling transform wet by-products into valuable output. Proven in the efficient drying of wood chips, SRF, digestate fibre, paper pulp, and more, FlowDrya delivers consistent performance across a wide range of materials. Explore the links below to discover how FlowDrya can help you maximise the value of your wet feedstocks.

Real-world impact: FlowDrya delivers lasting value

Explore a selection of FlowDrya reference sites below. Learn how FlowDrya has delivered real, lasting value and significant cost savings for businesses operating across different sectors with various material streams.

Kisebo Lantbruk AB Biochar Production - FlowDrya Case Study

Kisebo Lantbruk AB: Pioneering Biochar Production

Swedish poultry farm uses FlowDrya for wood chip drying to produce biochar, creating a carbon-negative circular economy solution.

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TMA Bark Drying England - FlowDrya Case Study

TMA Bark: Sawmills Gaining Edge Through Drying Bark

UK sawmill converts bark waste into premium biomass fuel with FlowDrya, reducing moisture from 55% to 25% for pellet production.

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OYAK Cimento SRF Drying Turkey - FlowDrya Case Study

OYAK Cimento: Decarbonising Cement with SRF

Two FlowDrya FD38 dryers help Turkish cement plant reduce CO2 emissions by switching from coal to dried SRF alternative fuel.

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Enval Packaging Waste Recycling Mexico - FlowDrya Case Study

Enval: Transformative Plastic Waste Recycling

FlowDrya enables Enval's innovative aluminum-plastic laminate recycling process, recovering valuable materials from packaging waste.

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JB Vaughan Digestate Drying England - FlowDrya Case Study

JB Vaughan: Digestate Fibre for Animal Bedding

Family farm transforms AD digestate into hygienic animal bedding using CHP waste heat, producing 1,600 tonnes of dry fibre annually.

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The drying system delivering results, worldwide

From biomass producers to waste processors, FlowDrya users praise its hydraulic moving-floor technology, robust performance and Stronga's exceptional service.

"Stronga's service from consultation through to commissioning has been exceptional. The installation team was professional and communicated excellently throughout the process."

B. Claughton

Eco-Power Wood Fuels, UK

"The FlowDrya has transformed our operation. Super-low energy costs and minimal maintenance requirements mean we can focus on production rather than equipment issues."

H. Mueller

Biomass Producer, Germany

"The quality consistency and competitive pricing from Stronga made FlowDrya our first choice. It's helped us expand our SRF processing capacity significantly."

P. Dubois

Waste Management, France

"FlowDrya's reliability and timely delivery exceeded our expectations. The installation team was professional and the training comprehensive."

S. McKenzie

Biochar Production, Australia

"We evaluated multiple hemp drying systems before choosing FlowDrya. The moving floor technology and energy efficiency made it the clear winner for our hemp processing needs."

L. Johansson

Hemp Processing, Sweden

Stronga Knowledge & Insight

Discover Stronga's expert guidance on drying technology, system optimisation and emerging trends shaping your industry, be it biomass, waste-to-energy, agriculture, recycling or other.

The Role of FlowDrya in Optimising Biochar Production

The Role of FlowDrya in Optimising Biochar Production

Discover how proper feedstock drying is critical for efficient biochar production and how FlowDrya ensures optimal moisture levels...

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The Importance of Drying SRF for Usage in Cement Kilns

The Importance of Drying SRF for Usage in Cement Kilns

Learn why moisture control in SRF/RDF is essential for cement manufacturers and how FlowDrya enables consistent fuel quality...

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Drying Feedstocks Unlocks Biochar's Immense Potential

Drying Feedstocks Unlocks Biochar's Immense Potential

Explore the environmental and economic benefits of biochar and why feedstock drying is a crucial step in the production process...

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Comprehensive Guide to 3 Different Biomass Drying Solutions

Comprehensive Guide to 3 Different Biomass Drying Solutions

Compare different biomass drying technologies: rotary drum, belt, and fluid bed dryers. Understand why FlowDrya stands out...

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Opportunities for Sawmills to Diversify into Energy Market

Opportunities for Sawmills to Diversify into the Energy Market

How sawmills can leverage waste bark and sawdust for energy production and revenue generation using FlowDrya technology...

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Ready to Optimise Your Drying Process?

Connect with our specialists to review your material, throughput, and heat-source requirements. Together, we'll design a FlowDrya solution that delivers long-term value by optimising the drying process for your material – wood chip, digestate, SRF, paper pulp or other.

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