Complete Biomass Pellet Line Solutions

Complete Biomass Pellet Production Line Solutions

From raw material preparation to drying, pelletizing, cooling, screening and packing, ROHA designs complete biomass pellet processing lines for wood waste, agricultural residues, forestry waste and mixed biomass materials.

Line Types
Dry / wet / mixed material

Core Output
Pellets or briquettes

Scope
Design, equipment, support

Mixed biomass pellet processing production line

Raw Material Fit

Raw Materials We Process

Different biomass materials require different crushing, drying and pelletizing configurations. The line route starts from moisture, particle size, ash content and material flow behavior.

Wood chips for biomass pellet production

Wood Chip

Pine wood raw material for biomass pellets

Pine Wood

Coconut shell biomass raw material

Coconut

Bamboo biomass material for pellet and carbon projects

Bamboo

Process Route Selection

Three Pellet Line Solutions Based on Material Moisture

A professional proposal should first define whether the project uses dry material, wet material or a mixed feed stream.

Dry Material Pellet Line

For sawdust, dry shavings and low-moisture biomass materials that can enter grinding and pelletizing with limited drying demand.

Raw Material -> Crushing -> Fine Grinding -> Pelletizing -> Cooling -> Screening -> Packing

  • Lower thermal section complexity
  • Focus on particle size and stable feeding
  • Suitable for local fuel production and industrial boiler fuel

Wet Material Pellet Line

For fresh wood chips, bark, forestry waste and other high-moisture materials that need drying before stable pelletizing.

Raw Material -> Crushing -> Drying -> Fine Grinding -> Pelletizing -> Cooling -> Packing

  • Includes heat source and dryer selection
  • Controls moisture before molding
  • Works with cyclone, dust collection and exhaust treatment

Dry-Wet Mixed Material Line

For projects using multiple biomass streams with different moisture levels, requiring proportioning and balanced preparation.

Wet Material + Dry Material -> Proportioning -> Drying / Mixing -> Grinding -> Pelletizing -> Packing

  • Balances different raw material sources
  • Flexible for agricultural and forestry waste
  • Useful for mixed biomass or RDF pretreatment projects

Complete Line Sections

What Is Included in a Complete Pellet Production Line

Each section is configured around the feedstock, capacity and final use of the pellet fuel.

Material receiving area for biomass pellet processing

Raw Material Receiving

Receiving hopper, feeding conveyor and storage buffer for incoming biomass.

Biomass Crushing for ROHA biomass energy equipment website

Crushing Section

Crusher, hammer mill, magnetic separator and conveyor for size reduction.

Biomass pellet drying system

Drying Section

Rotary dryer or belt dryer with heat source, cyclone and exhaust treatment.

Biomass grinding equipment before pelletizing

Fine Grinding Section

Hammer mill and separation equipment to prepare material for pelletizing.

Biomass pelletizing section in production line

Pelletizing Section

Ring die pellet mill, feeder, conditioner, lubrication and control support.

Biomass Pellet Cooling for ROHA biomass energy equipment website

Cooling Section

Cooling equipment to reduce pellet temperature before screening and packing.

Biomass Pellet Screening for ROHA biomass energy equipment website

Screening Section

Screening equipment removes fines and helps stabilize finished product quality.

Packing Section.jpg for ROHA biomass energy equipment website

Packing Section

Bagging, packaging, weighing and transport systems for finished pellets.

Dust collection equipment for biomass pellet processing

Dust Collection System

Bag filters and collection points for crushing, grinding and packing areas.

Biomass pellet line electrical control panel

Electrical Control System

Electrical planning and control logic for connected production operation.

Biomass Pellet Conveying for ROHA biomass energy equipment website

Conveying & Storage

Screw conveyors, belt conveyors, silos and material transfer equipment.

Packing Stock for ROHA biomass energy equipment website

Finished Product Storage

Bulk bags, bagged pellets and logistics preparation for delivery or use.

FINISHED PELLET PRODUCTS

Pellet Products Made by the Production Line

The complete biomass pellet line turns prepared wood residues, agricultural waste and mixed biomass into dense molded fuel products for boiler fuel, heating systems, power-plant co-firing and regional fuel supply.

Finished biomass pellets close-up

Standard Biomass Pellets

Pine wood pellets for biomass fuel

Pine Wood Pellets

Coconut shell biomass pellets

Coconut Pellets

Finished wood pellets for boiler fuel

Bamboo Pellets

Capacity Options

Production Capacity Is Customized by Material and Project Target

Line CapacitySuitable ProjectMain Use
1-2 T/HSmall pellet plantLocal fuel production and trial operation
3-5 T/HMedium biomass fuel plantIndustrial boiler fuel and regional supply
6-10 T/HCommercial pellet plantBulk supply, factory fuel and project operation
10+ T/HLarge-scale projectPower plant, RDF, co-firing or export fuel projects

Final capacity depends on raw material type, moisture, pellet diameter, equipment configuration and working hours.

Engineering Workflow

How We Design Your Pellet Line

1

Raw Material Analysis

Confirm material type, moisture, ash, size and mixing ratio.

2

Capacity Confirmation

Define hourly output, operating shifts and final pellet use.

3

Route Selection

Choose dry, wet or dry-wet mixed processing route.

4

Equipment Configuration

Match crushers, dryers, pellet mills, packing and dust-control modules.

Technical Decision Points

Key Engineering Considerations

  • Raw material moisture control before pelletizing.
  • Particle size consistency after crushing and fine grinding.
  • Iron removal and impurity control throughout the line.
  • Dust collection and workshop cleanliness at high-dust sections.
  • Energy consumption, heat-source selection and operating cost.
  • Pellet density, calorific value, ash range and final fuel use.
  • Wear parts, maintenance cost and spare-part inventory.
  • Automation level, electrical control and line safety logic.

Application Fields

Where the Line Is Used

  • Biomass molded fuel production and processing.
  • Agricultural and forestry waste fuelization projects.
  • Industrial waste RDF and municipal waste RDF projects.
  • Biomass power plants, coal-fired power plants, cement plants and kiln plants.
  • Green hydrogen, biomass hydrogen and biomass methanol pretreatment centers.

Before Quotation

Send These Details for a Complete Line Proposal

  • Raw material type and material photos.
  • Initial moisture and target moisture if known.
  • Target capacity per hour and operating hours per day.
  • Pellet diameter and final use of pellets.
  • Available workshop size or plant layout drawing.
  • Local voltage, frequency and destination country.
  • Dust-control, emissions or automation requirements.
  • Budget range and expected delivery schedule, if available.

Get a Complete Line Proposal

ROHA can review your raw material and project target, then propose the processing route, equipment list, capacity plan and support scope.

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