Biomass Bedding Plant for Combined Biomass Resources in Austria

RICHI MACHINERY

Why Austria Has a Practical Market for Bedding Pellets

Austria gives this project two advantages at the same time: a large livestock base and a mature forest and wood-processing economy. Statistics Austria recorded about 1.79 million cattle on 1 June 2026, including more than 524,000 in Upper Austria, while the average chicken population in 2025 exceeded 21 million. That creates a substantial animal-housing market without assuming that every farm will switch to pellet bedding.

Austria’s forests also provide a strong raw-material context. Official 2025 timber-harvest data show about 19.56 million solid cubic metres of wood harvested nationally, feeding sawmills and other wood-processing industries that generate sawdust, shavings and clean solid-wood residues. Only chemically untreated and traceable material is accepted for bedding production.

Customer Segment	Why Pellet Bedding Can Fit	Main Product Priority
Dairy farms	Compact storage and controlled handling	Absorbency, cleanliness and practical bulk/FIBC supply
Horse stables	Dust control and convenient retail handling	Clean wood-rich low-fines grade
Poultry farms	Dry litter management and easy storage	Clean absorbent bedding with manageable particle form
Agricultural distributors	Multiple pack sizes and repeatable batches	Stable bag weight and traceable material origin

EU organic livestock rules require comfortable, clean and dry resting areas with ample dry bedding such as straw or another suitable natural material. They do not specifically require pellet bedding, so this project markets pellets as one practical bedding option rather than as a mandatory compliance product.

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Raw Materials: Straw Sawdust and Clean Wood Residues

The raw-material strategy is built around three streams with different preparation needs. Straw contributes absorbency and a softer bedding structure; sawdust is already fine and can bypass primary crushing; clean solid-wood offcuts add fiber and pellet strength after chipping and grinding.

Raw Material	Annual Planning Volume	Typical Receiving Condition	Preparation Route
Clean sawdust / shavings	Approx. 4,200 T/A	8–12% moisture	Screen/magnet → buffer; grinding only if needed
Clean untreated wood offcuts	Approx. 3,300 T/A	8–15% moisture	Chipping → hammer milling → buffer
Wheat/barley straw	Approx. 2,000 T/A	10–15% moisture	Bale opening/chopping → hammer milling → buffer
Gross annual intake	Approx. 9,500 T/A	Before rejects and moisture variation	Supports about 9,000 T/A finished bedding pellets

• MDF, particleboard, OSB, painted timber, preservative-treated wood and demolition wood are excluded.
• Furniture-factory material is accepted only when it is verified clean solid wood without coatings or engineered-board contamination.
• Straw is checked for mold, excess soil and storage damage.
• Moisture is checked at receiving and again before pelletizing.
• Metal protection is used to protect high-speed equipment; metal is not expected to represent several percent of incoming biomass.

A main dryer is not installed because incoming moisture is controlled by purchasing specifications. Loads that arrive too wet are segregated, rejected or dried off-site instead of forcing the full 9,000 T/A through a thermal drying stage.

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The Existing Building Is Used as a Compact Bedding-Pellet Factory

The corrected layout separates land area from covered building area. About 1,400–1,450 m² is enclosed, leaving enough space within the 2,000 m² site for truck access, short-term unloading, fire clearance and external circulation.

Zone	Approx. Area	Function
Raw-material storage	320 m²	Separate straw, sawdust and clean wood residues
Preparation area	350 m²	Bale opening/chipping, magnetic protection and grinding
Pelletizing/cooling/screening	420 m²	MZLH520, cooler, screen and fines return
Finished-product storage	250 m²	Retail bags and FIBC orders
Maintenance/electrical	60 m²	Spare parts and service
Office/staff	50 m²	Administration and welfare

An 8 m clear height is adequate for elevators, buffer bins and the counterflow cooler when platforms are coordinated with the existing roof structure. Straw and sawdust are stored away from ignition sources, and preparation areas use localized dust extraction and regular housekeeping.

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Equipment Configuration

The line is designed around one 1.5–2 T/H production train. Large wood needs primary chipping, straw needs bale opening/chopping, and sawdust can bypass both when particle size is already suitable.

Equipment	Qty	Project Specification	Function
Wood chipper machine	1	45–55 kW class	Reduces clean wood offcuts before fine grinding
Bale opener / straw cutter	1 set	Matched to straw campaign	Opens and shortens straw
Wood pellet hammer mill	1	45–55 kW class	Final 2–5 mm grinding where required
Magnetic protection	1 system	Project-specific	Ferrous protection before high-speed equipment
Prepared-material buffers / metering	Multiple	Separate wood/straw streams	Controls blend ratio
Wood pellet mill	1 × MZLH520	132 kW; 1.5–2 T/H	Main bedding-pellet forming machine
Counterflow cooler	1	Matched to 2 T/H	Mechanical cooling and stabilization
Pellet screener / fines return	1	Matched to line	Removes loose fines and broken product
Semi-automatic bagging / FIBC route	1 system	15–25 kg bags + FIBC	Commercial packing
Dust collection	1 system	Preparation and transfer points	Dust control

The fixed RICHI equipment package is USD 112,000. This corrected figure includes the properly sized MZLH520, mechanical cooling, screening, controlled metering, dust collection and practical packing rather than relying on floor cooling and shovel filling.

Die compression, feed moisture and roller setting are confirmed with the actual straw/wood formulation during commissioning. Bedding pellets do not use one universal compression ratio.

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Process Flow

The process is designed around bedding performance rather than fuel-pellet density. Each raw material follows only the preparation steps it actually needs.

Step 1: Receiving and Segregation

Sawdust, straw bales and clean untreated wood are received in separate zones. Wet, moldy or chemically treated material is rejected.

Step 2: Material-Specific Pre-Processing

Wood offcuts pass through the chipper. Straw passes through a bale opener/cutter. Sawdust bypasses both stages.

Step 3: Magnetic Protection and Fine Grinding

Prepared wood and straw pass through magnetic protection before the hammer mill. Final feed is generally controlled in a 2–5 mm range; suitable fine sawdust can bypass intensive grinding.

Step 4: Buffering and Blending

Separate prepared-material buffers keep straw and wood streams controllable. Metering conveyors create the scheduled bedding grade rather than relying on one permanent blend.

Step 5: Pelletizing

The blend enters the wood pellet extruder machine section, configured here as the MZLH520 ring-die pellet mill. Feed moisture, throughput and die/roller settings are adjusted so pellets survive handling but still break down appropriately in use.

Step 6: Mechanical Cooling

Hot pellets enter a counterflow cooler. Floor spreading has been removed from the final design because it would occupy warehouse space, increase labor and complicate cleanliness at 9,000 T/A.

Step 7: Screening and Fines Return

Loose fines and broken pellets are removed before packing. Clean fines can be returned in a controlled amount to the pelleting route.

Step 8: Packing and Dispatch

Horse and retail customers can receive 15–25 kg bags, while dairy and poultry farms can use FIBC or larger farm-delivery formats. Semi-automatic weighing and sewing reduce labor and improve bag-weight consistency.

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Utilities and Consumption

The original utility section contained conflicting figures. With one 132 kW MZLH520 plus intermittent chipping, hammer milling, aspiration, cooling, screening and conveying, annual electricity is planned at approximately 760,000–820,000 kWh.

Utility	Completed-Project Planning Value	Engineering Basis
Electricity	Approx. 790,000 kWh/year	About 88 kWh/t at 9,000 T/A
Electrical service	Approx. 400–500 kVA	132 kW pellet mill plus preparation and auxiliaries
Water	Approx. 200–300 m³/year	Domestic use and limited cleaning
Process heat/steam	None	No dryer or steam-conditioning system
Mobile-equipment fuel	Tracked separately	Forklift/loader use depends on supplier delivery form

Energy intensity changes with the material mix. A sawdust-rich campaign uses less preparation power because fine material can bypass chipping and sometimes grinding, while straw and wood-offcut campaigns place more load on the preparation section.

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How RICHI Customized the Line for Bedding Rather Than Fuel

The engineering difference between bedding and fuel pellets begins with end use. Bedding needs cleanliness, low loose fines, storage efficiency, absorbency after wetting and an appropriate break-down rate in the stall rather than maximum combustion density.

1. The die and roller setup is selected for the actual straw/wood blend rather than copied from a fuel-pellet recipe.
2. Raw-material streams remain separate so premium wood bedding and mixed agricultural grades can be produced with traceability.
3. The MZLH520 provides enough installed output for the 9,000 T/A target without multiple undersized pellet mills.
4. Mechanical cooling and screening are included because they directly affect loose fines and packing quality.
5. Semi-automatic packing controls bag weight and reduces labor.
6. No main dryer is installed because incoming moisture is controlled by purchasing specifications.

The plant operates with about 8–10 employees rather than six people covering an unrealistic 24-hour schedule. Training covers raw-material acceptance, die/roller adjustment, screen changes, cooler operation, dust housekeeping, packing calibration and safe lockout.

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Product Specifications Depend on the Bedding Grade

Bedding quality cannot be reduced to one guaranteed absorbency or PDI value. Straw, softwood sawdust and mixed clean wood have different fiber structure, bulk density and water uptake, so the plant releases products by physical grade and buyer requirement.

Property	Commercial Target	Control Logic
Pellet diameter	Mainly 6–8 mm	Suitable for farm and stable bedding handling
Length	Typically 10–25 mm	Controlled by cutter and screening
Finished moisture	Usually 8–12%	Supports storage stability
Loose fines	Kept low through cooling and screening	Important for horse/stable and poultry users
Pellet strength	Enough for transport, not unnecessarily hard	Adjusted through die, moisture and blend
Absorbency	Verified by internal/buyer test method	Not guaranteed from raw-material name alone
Contamination	Clean untreated natural biomass only	No coated/treated engineered wood

Premium wood-rich bedding is positioned for horse stables and buyers prioritizing cleanliness and low loose dust. Straw/wood blends are aimed at dairy and poultry users where economics and absorbency are more important than uniform pale-wood appearance.

The plant does not claim one universal Austrian statutory bedding-pellet standard. Suitability is documented through material origin, physical testing, cleanliness controls and customer requirements.

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Market Outlook Is Strongest in Dairy Horse and Poultry Applications

Austria’s livestock figures support a meaningful bedding market without relying on invented producer counts or fixed retail prices. In June 2026 the country had about 1.79 million cattle, with Upper Austria alone holding more than 524,000 head. The national average chicken population in 2025 exceeded 21 million.

Those numbers do not mean every farm will replace straw or sawdust. Pellet bedding competes where storage volume, handling time, dust control, manure-management practice or premium stable conditions justify the processing cost.

Market Factor	How the Project Responds
Large dairy base	FIBC and farm-volume grades
Horse/stable market	Wood-rich low-fines retail bedding
Poultry production	Clean absorbent litter product
Strong wood-processing economy	Contracted clean sawdust and untreated residues
Cross-border proximity to Bavaria	Optional regional sales after domestic demand is secured

EU organic-livestock rules require a comfortable, clean and dry rest area with ample dry bedding such as straw or another suitable natural material. They do not require pellets specifically. The project therefore sells performance and traceable raw-material quality rather than a false compliance claim.

Operating margin, product price and payback are not fixed in the case copy because Austrian electricity, straw, sawdust, packaging and transport costs move. The completed-project investment remains fixed; ongoing economics are evaluated against current local bedding alternatives.

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Why a Combined Biomass Bedding Plant Can Work in Upper Austria

This project works because its feedstock and customer bases overlap geographically. Upper Austria combines a large cattle population with access to forestry and wood-processing residues, while regional grain production supplies straw. Shorter inbound and outbound logistics matter because bedding is a relatively bulky agricultural product.

The plant also gains flexibility by not locking itself into one permanent formula. When clean sawdust is abundant, the customer can increase wood-rich production. When straw prices are favorable, a controlled mixed grade can serve dairy or poultry users.

Equipment leaves Qingdao for the Port of Koper and then moves by rail/road through Central Europe to Upper Austria. Koper is a practical gateway for Austrian cargo because of its established Central European rail connections; final routing is selected from freight availability and inland cost at shipment time.

For another Biomass Bedding Plant for Combined Biomass Resources in Austria, RICHI Machinery would first confirm untreated raw-material origin, moisture by season, straw bale format, wood particle size, target animal sector, bag format, dust expectations, annual tonnage and electrical capacity. Those inputs determine whether a project needs chipping, bale opening, drying, one or multiple pellet mills and what degree of packing automation is justified.

RICHI scope covers process engineering, equipment manufacture, factory inspection, export packing, control-system preparation, installation guidance, commissioning and operator training. A practical implementation window for an existing-building project of this scale is about 4–6 months when utilities, local modifications and import logistics are prepared in parallel.