Straw Pellet Plant
RICHI MACHINERY
Want to invest in a straw pellet plant?
Are you considering investing in a straw pellet plant? With rising energy costs and increasing demand for biomass fuel and animal feed, straw pellet production has emerged as a profitable agribusiness opportunity. However, before investing capital, you need to consider several key factors: raw material availability, equipment selection, plant layout, and total investment costs. As a turnkey project provider, Richi Machinery can tailor a straw pelletizing solution specifically for you.
Whether you plan to produce straw pellet fuel or livestock feed pellets, we offer complete turnkey solutions with capacities ranging from 0.3 to 20 tons per hour. Please feel free to request a quote tailored to your budget and raw material requirements.
Project Videos
Below are on-site videos of straw pellet plants we have successfully delivered. These videos not only provide a clear view of the equipment’s outstanding performance but also fully demonstrate our professional expertise in designing complete turnkey plant projects.
0.5-1 T/H Straw Pellet Production Line in Iraq
2-2.5 T/H Straw Pellet Manufacturing Plant in Denmark
Recent Turnkey Straw Pellet Plant Projects
The following are several turnkey straw pellet production plant projects we have successfully delivered across various countries and production scales. Each project is tailored to the client’s specific raw material characteristics, capacity requirements, and operating environment to ensure the long-term, stable operation of the production line. These case studies will provide you with a clearer understanding of the effectiveness of customized straw pelletizing solutions in real-world applications.
0.3-0.5 T/H Straw Pelletizing Plant in South Africa
- Client Requirement: The client has access to abundant wheat and corn straw resources in the surrounding area. However, direct feeding previously resulted in significant waste and poor palatability.
- Raw Materials: loose crop straw with a 30% moisture content, corn, wheat, soybean meal
- Equipment Configuration: straw crusher, feed mixer, straw pellet machine for cattle feed, pellet cooler, vibrating screening machine, packing machine.
- Investment Cost: $53,000
0.5-1 T/H Turnkey rice straw pellet Factory in USA
- Client Requirement: The client plans to produce and sell pellet fuel using corn, soybean, and wheat stalks generated from their own and neighboring farms.
- Raw Materials: square straw bales, 45 cm × 45 cm × 100 cm
- Equipment Configuration: straw bale breaker, straw grinder, straw pellet press, pellet cooler, pellet screening machine, packing machine.
- Investment Cost: $48,000
1.5-2 T/H straw pellet production line in Brazil
- Client Requirement: The client wishes to build an straw pellet processing line to produce both concentrate and roughage for cattle & goat feeding.
- Raw Materials: square straw bales, 80 cm × 60 cm × 180 cm
- Equipment Configuration: straw bale breaker, straw grinder, straw pellet machine , pellet cooler, pellet screening machine, packing machine.
- Investment Cost: $101,000
2-2.5 T/H straw pellet manufacturing plant in Denmark
- Client Requirement: The client intends to process straw into pellet fuel for sale. The pellet quality must comply with the EN ISO 17225 standard, and the entire production line must meet CE certification requirements.
- Raw Materials: round straw bales with a diameter of 1 meter
- Equipment Configuration: bale breaker, straw grinder, dryer, straw pellet machine, pellet cooler, vibrating screening machine, ton bag scale.
- Investment Cost: $230,000
3-5 T/H straw feed pellet Processing Line in Kazakhstan
- Client Requirement: The client wishes to build an straw pellet processing line to produce both concentrate and roughage for cattle & goat feeding.
- Raw Materials: Round straw bales with a diameter of 0.6 m
- Equipment Configuration: bale breaker, straw crusher, feed mixer, straw pellet machine, cooler, vibrating screening machine, feed bagging machine.
- Investment Cost: $150,000
3-4 T/H straw feed pellet processing line for sale Uzbekistan
- Client Requirement: This customer plans to invest in a straw pellet manufacturing plant capable of producing roughage to supply beef cattle and goat breeding operations.
- Raw Materials: cotton stalk, wheat straw, corn, cottonseed meal, wheat bran, soybean meal
- Equipment Configuration: ale breaker, straw crusher, feed mixer, straw pellet machine, pellet cooler, vibrating screening machine, feed bagging machine.
- Investment Cost: $14,000
Straw Pellet Factories of Various production scales
Are you considering building a straw pellet processing factory but don’t know where to start? RICHI Machinery offers comprehensive, one-stop services covering the entire project lifecycle, including plant planning, system design, equipment manufacturing, and installation and commissioning. Whether your investment budget is $37,000 or over $600, 000, we can provide a straw pelletizing solution tailored to your specific needs.
0.3-0.5 T/H Straw Pellet Plant
- price: $37,000 – $45,000
0.3-0.5 T/H
0.5-1 T/H Straw Pellet processing Plant
- price: $50,000 – $70,000
0.5-1 T/H
1-2 T/H Straw Pellet manufacturing Plant
- price: $80,000 – $120,000
1-2 T/H
3-4 T/H Straw Pellet production Plant
- price: $130,000– $180,000
3-4 T/H
5-6 T/H Straw Pellets factory
- price: $190,000 – $220,000
5-6 T/H
8-10 T/H Turnkey Straw Pelletizing Plant
- price: $250,000 – $300,000
8-10 T/H
10-20 T/H Straw Pelleting Plant
- price: $300,000 – $620,000
10-20 T/H
What factors affect the investment costs of a straw pellet plant?
The investment cost of a straw pellet plant is not a fixed number. It varies significantly depending on capacity, raw material conditions, automation level, overall project design, and more. Understanding these key factors helps investors better plan budgets and avoid unexpected expenses during project execution.
- Production Scale: One of the biggest cost drivers is the designed output capacity of the plant. the cost of a small-scale plant (0.3–2 T/H) ranges from $37,000 to $62,000, whereas the investment cost for a plant with a capacity of 4–10 T/H ranges from $300,000 to $450,000.
- Raw Material Type and Pre-Treatment Requirements: The more complex the pre-treatment process, the higher the total investment. If the raw material is:
- High moisture → requires a dryer system
- Long or bulky → needs bale breakers and crushers
- High impurity → requires screening and cleaning equipment
- Automation Level: Modern straw pellet processing plants often integrate intelligent control systems. Higher automation reduces labor cost but increases initial capital expenditure:
- PLC automatic control Real-time monitoring sensors
- Automated batching and feeding systems
- Remote operation and diagnostics
- Equipment Configuration: Different production requirements necessitate different equipment, leading to substantial variations in plant construction costs. For example, producing livestock feed requires mixers and batching systems, whereas producing pellet fuel does not.
When investing in a straw pellet factory, do not focus solely on the quoted price. For the same production capacity, quotes for different solutions can vary by tens of thousands of dollars. A well-designed “turnkey” solution optimizes initial investment while enhancing long-term operational efficiency, thereby ensuring stable production and a higher return on investment. Contact us for a detailed investment cost analysis.
How do you choose the right solution?
Choosing the right straw pellet production plant is not about selecting the cheapest option, but about matching the solution with your raw materials, production goals, and long-term business strategy. A well-structured decision process can help you avoid overinvestment or underperformance.
- Start with your production target: Your capacity requirement directly determines the overall process design and equipment scale.
- Small-scale: for local fuel use or farm-level production
- Medium-scale: for commercial sales and regional supply
- Large-scale: for industrial biomass energy projects
- Evaluate your raw material conditions: Different raw materials require different processing approaches. Ask key questions: Is the straw baled or loose? What is the moisture level? Are impurities or soil content high? This will determine whether you need bale breaker systems, crushing units and drying systems or not
- Define your end product requirements: Fuel pellets for boilers and heating? animal bedding? or livestock feed pellets? Different applications require different pellet density, durability, and moisture control standards.
- Choose the right level of automation: Automation should match your labor cost and production stability needs.
- Manual / semi-automatic: lower investment, more labor required
- Fully automatic: higher investment, but stable production and lower operating cost
- Find the right partner: If you are setting up a straw pellet plant for the first time, it is highly recommended to choose a one-stop turnkey project supplier; although the initial cost is slightly higher, this approach minimizes the risk of project failure.
Customized Straw Pellet Production Line Process
The following is the process flow diagram for a straw pellet production line we designed. With a rated capacity of 8–10 tons per hour, the line processes various agricultural straw feedstocks, such as corn, wheat, and rice straw. The entire line is divided into five main sections: raw material pretreatment, grinding and impurity removal, pelletizing, cooling and screening, and finished product packaging. Each section features independent dust removal and material conveying systems, with buffer silos placed between process stages to manage output fluctuations; this design effectively addresses challenges such as the low bulk density and light weight of straw, susceptibility to machine clogging, and excessive dust generation.
1
Bale Breaking & Chopping Process:
First, unpack and loosen the baled straw, then cut long straw into short pieces measuring 3–5 cm. An integrated pulse dust collection system captures the lightweight straw dust generated during cutting, ensuring compliance with environmental emission standards.
2
Magnets & Crushing & Dust collecting:
Two 8 m³ storage bins are installed to ensure continuous feeding for the grinding process. A high-intensity magnetic separator is fitted to the discharge conveyor belt to capture metallic debris from the straw, preventing damage to the grinder and pellet mill. Two crushers operate in parallel to share a total production capacity of 8–10 t/h, resulting in a lower load per unit and ensuring uniform, controllable pulverization fineness; each machine is independently equipped with a cyclone dust collector and a bag filter to separately collect fine powder and recover usable straw fragments.
3
Pelletizing Process:
Convey the crushed straw material to a 10 m³ storage silo, ensuring a sufficient supply to keep the pellet mill running without interruption. The silo is equipped with a level detection system that automatically controls the operation of the upstream crushers, enabling the entire production line to function in a coordinated, automated manner. The system is paired with two ring-die pellet mills for simultaneous production.
4
Cooling & Screening Process:
High-temperature straw pellets enter the cooler, where a counter-flow of cooling air reduces their temperature to ambient levels. This process simultaneously lowers moisture content, enhances pellet hardness and durability during storage and transport, and minimizes breakage losses. After cooling, the straw pellets pass through multi-layer screening equipment to separate compliant pellets from fines (broken particles and powder) and oversized agglomerates. Compliant pellets are conveyed to the finished product packaging section, while the other fractions are recovered for reprocessing.
5
Packing Process:
Compliant straw pellets are discharged into a 6 m³ finished-product silo, which serves as a stable buffer. A packaging machine—featuring automatic weighing, bag stitching, and conveying—is installed beneath the silo to handle 50 kg bags. This machine offers a high level of automation, requiring only one worker to assist with placing the bags.
complete set of Straw Pelletizing Processing equipment
If you are investing in a straw pellet plant for the first time, you may require a complete set of straw pellet processing equipment, including a bale breaker, crusher, mixer, dryer, pellet mill, cooler, screener, baler, and so on.
Straw Bale Breaker
Straw Crushing Machine
Straw Hammer Mill（for Feed）
Straw Mixer Machine (for Feed)
Straw Pellet Machine for Feed
Straw Pellet Mill for biomass pellets
Frequently Asked Questions
Can my raw materials (such as wheat straw, corn stalks, rice husks, etc.) be used for pelletizing? What pre-treatment is required?
The straw pellet plant can process all kinds of biomass raw materials. For examples, barley straw, wheat straw,rice straw, bean stalks, corn stalks, cotton stalks, peanut vines, alfalfa, hay, Ryegrass, elephant grass, etc. If your raw material consists of straw bales, they must first be unpacked. If the moisture content of the raw material is too high (>20%), drying is recommended. Additionally, all raw materials must be pulverized into powder before pelletizing.
What is the production capacity of your straw pellet processing plant?
Our straw pellet processing plants can be customized from small-scale systems to large industrial production lines, typically ranging from 0.3–20 T/H. The final capacity depends on raw material conditions, pellet size, and production requirements.
How much does a straw pellet factory cost?
The investment cost depends on several factors, including production capacity, raw material preparation requirements, equipment configuration, automation level, and installation requirements. We provide customized solutions based on each customer’s specific project needs.
Do you provide a complete turnkey solution?
Yes. We provide complete turnkey solutions covering process design, equipment manufacturing, installation guidance, commissioning, operator training, and after-sales support to help customers build efficient straw pellet production plants.
How do you design a customized straw pellet processing line?
We design each straw pellet project based on the customer’s raw materials, production capacity, final pellet application, factory layout, and local operating conditions. Our engineers analyze the entire process to ensure stable production and optimized performance.
Can your straw pelleting production line process baled straw?
Yes. Our straw pelleting production line can be equipped with bale breaking system to handle large square bales and round bales. The system automatically loosens and prepares straw for further processing.
Does straw pellet production require a drying system?
It depends on the moisture content of the raw material. Straw with high moisture requires drying before pelletizing, while naturally dry materials may need less or no drying. We select the suitable drying solution according to actual conditions.
How long does it take to install a straw pellet plant?
The installation period depends on the project scale, equipment configuration, and site conditions. Small projects may require several weeks, while large biomass pellet plants need longer preparation and commissioning periods. (view our YouTube)
Do you provide installation and after-sales service?
Yes. We provide technical support throughout the straw pellet plant project, including installation guidance, commissioning assistance, spare parts supply, maintenance suggestions, and long-term after-sales service. (view our YouTube)
Why choose us as your straw pellets plant manufacturer?
With extensive experience in biomass processing equipment and turnkey engineering, we provide customized straw pellet solutions, reliable equipment, professional technical support, and complete project services from design to operation. We help over a hundred clients convert agricultural waste into valuable biomass products through efficient pelletizing solutions. (view our YouTube)
