Biomass Sawdust Straw Pelletizing Plant in Chile

Biomass Sawdust Straw Pelletizing Plant in Chile

The biomass sawdust straw pelletizing plant in Chile turns qualified wood-processing residues and agricultural straw into an 8 T/H industrial fuel product. Separate coarse preparation handles bulky wood and baled straw before shared drying and fine grinding.

Two appropriately sized pellet mills serve the finished duty, followed by matched cooling, screening and dispatch. RICHI connects these stages to a 20,000-tonne annual operating basis, helping the customer supply an identified fuel blend to industrial users who have assessed its combustion suitability.

capacity

investment

location

project type

ItemProject basis
Finished pellet capacity8 T/H
Annual production basis20,000 tonnes
Product diameter8 mm industrial fuel pellets
Pellet formingTwo MZLH768 mills, 250 kW main drive each
Dryer basis4.5 tonnes of water evaporation per hour
Heat input basis6 MW thermal
Connected electrical load1,000 kW
Equipment costUSD 480,000
Total project investmentUSD 740,000

The equipment budget includes wood and straw preparation, drying and heat supply, fine grinding, pellet forming, cooling, screening, conveying, packing, extraction and controls. The total also allows for freight, installation, foundations, site electrical work, building adaptation, commissioning and contingency.

The biomass sawdust straw pelletizing plant in Chile uses an existing industrial site and warehouse accommodation. Land acquisition, extensive new buildings and recoverable taxes are outside that scope. The budget can therefore be compared with other projects on the same site-reuse basis.

The customer has access to wood-processing residues and seasonal straw. Turning these materials into a fuel product requires more than a press: supplies must be accepted by specification, dry material must reach the mills consistently and finished pellets must suit the receiving combustion equipment.

RICHI’s role is to connect those requirements in a mixed biomass pellet plant. Material trials establish the approved blend and die arrangement. The output plan follows industrial customers who can evaluate the fuel’s ash, chemistry and combustion behaviour.

This commercial focus gives the biomass sawdust straw pelletizing plant in Chile a clear product direction. Pellet appearance alone cannot establish suitability for a domestic stove or an industrial burner.

FeedstockAccepted formPreparation route
Sawmill sawdustUntreated material, sampled for moistureBypass wood chipping; dry when necessary
Wood offcutsClean, untreated pieces within the chipper’s intake limitChip before drying and fine grinding
Agricultural strawIdentified bales from qualified suppliersOpen bales, remove bindings and cut fibre
Dry wood powderQualified particle size and moistureBypass drying when suitable

The reference blend is wood-dominant, with straw inclusion established by fuel tests and pellet trials. Painted wood, glued board, plastic, soil and metal are excluded from the accepted fuel blend.

For the biomass sawdust straw pelletizing plant in Chile, a 35% average incoming moisture basis calls for roughly 11 tonnes of accepted material per hour before allowance for handling losses. Seasonal wetter lots are assessed against dryer capacity; they are not fed at the dry-material rate simply because the press has available motor power.

The site basis allocates 7,000 m² overall and 2,800 m² of covered working space. That covered area comprises 650 m² for protected feedstock, 1,250 m² for processing, 650 m² for finished pellets and 250 m² for maintenance and services.

The biomass sawdust straw pelletizing plant in Chile keeps wet intake away from cooled pellet storage. Truck access serves the residue yard, while pallet or bulk-bag collection uses the finished side. Larger seasonal straw stock remains in a suitable separate store rather than crowding the daily processing buffer.

Access beside each pellet mill allows die servicing without removing the neighbouring machine. Dryer and furnace positioning follow fire access, material flow and the approved exhaust arrangement.

Main sectionEquipmentQuantitySelection basis
Wood preparationChipper, 90 kW main drive1Handle accepted offcuts; sawdust bypasses this stage
Straw preparationBale opener and cutter, 30 kW main drive1Remove bindings and shorten fibre
Moisture reductionDryer and heat supply1 setServe the assessed evaporation load
Fine grindingBiomass hammer mill, 220 kW main drive1Prepare the common blend after drying
Pellet formingBiomass pellet mill, MZLH768, 250 kW main drive2Together meet the selected 8 T/H finished duty
Product finishingCounterflow cooler and grading screen1 matched setCool the combined flow and separate fines
DispatchBulk-bag filling and weighed bagging1 coordinated setMatch the industrial customer’s delivery format

The two forming units are selected because the required output exceeds a single MZLH768’s appropriate duty. Their performance is checked on the approved blend; straw content and die resistance can reduce throughput. The wood and straw routes share the dryer, final grinder and finishing equipment where that sharing suits the production plan.

Receive by material and moisture condition

Staff identify each delivery and check contamination, particle condition and moisture. Dry material is protected from rain. Lots needing drying enter the appropriate wet buffer.

Chip wood and open straw bales

The chipper handles the bulky wood fraction. A separate straw opener removes bale bindings and feeds the cutter. Material already at the required coarse size bypasses these machines.

Dry the wet fraction

The dryer reduces moisture to the pelleting condition established by trials. Dry qualified material can bypass it and join downstream. Airflow, feed rate and heat input are controlled together, with protection against overheating and fire propagation.

Grind and blend the prepared material

The shared hammer mill creates a controlled particle distribution. Metered feeding maintains the approved wood-to-straw blend and avoids a sudden load of long fibre at the pellet mills.

Form pellets in the two matched mills

Each mill receives a stable portion of the prepared flow. Die selection and feeding control follow the blend specification. Motor load and product condition guide operation within the tested duty.

Cool, grade and pack

Hot pellets pass through the counterflow cooler before screening. Clean fines return through the compatible process route. Qualified pellets enter dry storage and the selected industrial packing format.

PropertyProduct basis
Diameter8 mm
Finished moistureTarget at or below 10%, subject to the agreed release specification
Bulk densityTarget 600–700 kg/m³, verified by testing
Mechanical durabilityTarget at least 97.5%, using the agreed test method
Ash and fuel chemistryMeasured for each approved blend
Intended useCompatible industrial combustion equipment

The biomass sawdust straw pelletizing plant in Chile produces a mixed biomass fuel. Straw affects ash, chlorine and ash-melting behaviour, so buyer evaluation includes those properties alongside heat value.

RICHI works with the customer’s fuel specification to establish preparation and forming conditions. A reliable fuel product is one the receiving operator can accept by a documented specification and use in suitable equipment.

At 8 T/H finished pellets and 10% product moisture, the product contains 7.2 tonnes of dry solids per hour. With a 35% incoming moisture reference, the basic evaporation demand is around 3.1 tonnes of water per hour before the final loss allocation.

The 4.5-tonne/hour dryer and 6 MW thermal input basis provide capacity above that reference. A higher incoming moisture changes the usable feed rate. This makes the biomass sawdust straw pelletizing plant in Chile responsive to seasonal material changes while preserving a defined dryer limit.

Electrical load includes the two pellet motors, preparation, grinding, air movement, conveying and finishing. The 1,000 kW connected basis is assessed with the actual starting sequence and site supply. Combustion exhaust and product air receive the treatment required by the selected heat arrangement and local approval.

Heavy machinery is packed and identified by installation area, with lifting information available to the local team. The dryer components and mill assemblies need suitable unloading surfaces and access through the building openings.

A Chilean sea gateway such as San Antonio can be assessed with onward road transport to the site. Final routing follows the freight booking, cargo dimensions and local handling arrangements. The customer receives a coordinated installation sequence so the preparation and utility work can proceed alongside equipment assembly.

The acceptance programme checks sustained throughput, moisture after drying, pellet condition after cooling and the proportion of saleable product after screening. The biomass sawdust straw pelletizing plant in Chile is assessed on the wood-and-straw blend that the customer intends to supply.

Testing records distinguish incoming wet tonnes from finished pellet tonnes. This gives the operator a useful basis for planning procurement and explaining changes in dryer load when the residue supply becomes wetter.

The staffing basis is 14 people: five on each scheduled shift and four shared staff for maintenance, quality and administration. Training includes moisture checks, controlled feeding, fire response procedures and routine die servicing.

Chile’s forestry industry provides a relevant setting for a sawmill residue pellet plant, particularly across its central-southern forestry areas. Agricultural straw adds a different supply pattern and must be managed as a seasonal material.

The biomass sawdust straw pelletizing plant in Chile brings these supplies into an identified industrial fuel range. Nearby process-heat customers can assess deliveries by moisture, density, ash and combustion suitability. Long-distance export or household sales require their own product and logistics assessment.

The business gains a defined product and dispatch route, while the machinery gives operators practical control over the material changes that influence it.

For a biomass pellet production line, representative samples are more useful than a single photograph of the residue pile. We need the wood forms, straw type, moisture range, monthly supply and intended fuel customer.

Can the straw proportion change?

The approved blend can include a controlled range established by fuel analysis and trials. Large changes require assessment of dryer duty, forming rate and the receiving burner’s acceptance limits.

Why does this line use two presses?

One appropriate mill does not meet the selected 8 T/H duty. Two matched units are the selected forming arrangement, supported by one common preparation and finishing train.

These details help RICHI shape the biomass pellet project around the customer’s actual supply and sales programme.

RICHI supplies the preparation, drying, grinding, forming and finishing scope as a coordinated system. Layout drawings connect machinery positions to utility routes, maintenance access and local foundation work.

Material assessment, manufacturing, installation guidance, commissioning support and operator training form part of the service. Wear-part planning follows the selected mill and blend, so the customer’s stock supports the equipment that carries the daily production duty.

A mixed-residue biomass pellet plant needs enough drying and preparation capacity to keep the presses supplied with the right material. This project connects those duties to an 8 T/H finished product and a practical industrial dispatch plan.

Request Your Mixed Biomass Layout

Share your feedstock moisture records, monthly supply, building dimensions and required pellet specification. RICHI can prepare a biomass sawdust straw pelletizing plant in Chile proposal that matches your residue business, utility conditions and customers’ fuel requirements.

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Who we are

RICHI Machinery is one of the world’s leading suppliers of technology and services for the animal feed, aqua feed and pet food industries, also the largest pellet production line manufacturer in China.

Since 1995, RICHI’s vision to build a first-class enterprise, to foster first-class employees, and to make first-class contributions to society has never wavered.

In the past three decades, we have expanded our business to a wide range of areas, including animal feed mill equipment, aqua feed equipment, pet feed equipment, biomass pellet equipment, fertilizer equipment, cat litter equipment, municipal solid waste pellets equipment, etc.

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