
RICHI Biomass Pellet Machine——Knows Your Material, Masters Your Pellet
Wood, crop residues, and recycled waste——Proven applications across
three major sectors, with biomass pellet equipment precisely matched to raw material characteristics.

Pellet Mills for Wood-Based & Forestry Materials
To handle high-hardness, long-fiber wood, this series uses alloy dies and precision rollers for pure physical molding. It delivers uniform pellets for fuel, horse bedding, or cat litter, ensuring high quality and durability.
Heavily reinforced and wear-resistant, the machine offers stable, long-lasting performance. Less downtime means higher productivity and a more reliable output.
EFB Pellet Machine

EFB is a major byproduct of palm oil extraction. Specialized pellet mills process them into fuel pellets, which can replace coal in power plants and boilers, driving extra value for the palm industry.
Pellet size : 4-12mm
Capacity : 0.3-40+ T/H
Bamboo pellet machine

Our molding process is optimized for the unique long-fiber and resilient nature of bamboo scraps, producing solid, low-ash pellets that deliver full combustion.
Pellet size : 4-12mm
Capacity : 0.3-40+ T/H
Animal Bedding pellet machine

Compress raw materials like wood chips, straw, and waste paper into high-density pellets. The resulting product features strong water absorption, minimal dust, and convenient spreading and replacement.
Pellet size : 4-12mm
Capacity : 0.3-40+ T/H
Cat litter pellet machine

It can press bentonite, plant fiber, and wood chips into uniform, smooth pellets that are dust-resistant, non-crumbling, and form firm, cohesive clumps when wet.
Pellet size : 4-12mm
Capacity : 0.3-40+ T/H (If bentonite is used, a different unit is required, min. 1 T/H)
Olive pomace pellet machine

Olive pomace retains substantial energy potential after oil extraction. Our olive pomace pellet machine stands as the top solution for olive oil mills to turn waste into value.
Pellet size : 4-12mm
Capacity : 0.3-40+ T/H

Pellet Mills for Agricultural Residues
Whether it’s crop straw, processing residues, or forage, our professional pelletizing transforms them into clean energy for power plants or premium feed for livestock farms.
From energy to feed, our agricultural residue pellet mills are turning agricultural waste into valuable commodities.

Pellet Mills for Recycled & Waste Materials
Solving the tough challenge of waste tires, food waste, mixed refuse, paper pulp, etc.
Our granulation technology uses physical and mechanical processes to replace chemicals and manual labor. It turns waste into resources and low-value materials into high-value products, offering an economical and green solution for solid waste recycling.
RDF pellet machine

Even after sorting, crushing, and impurity removal, municipal solid waste still contains abundant combustible components. Our RDF pellet machine transforms these materials into uniform fuel pellets.
- Pellet size : 4-12mm
- Capacity : 0.3-40+ T/H
Pellet Value : Coal Replacement | Carbon Reduction
Waste paper pellet machine

Processes waste paper like newspapers, cardboard, and office paper. The pelletized fuel ensures easy storage and conveying, suitable for power generation and heating.
- Pellet size : 4-12mm
- Capacity : 0.3-40+ T/H
Pellet Value : Energy substitution | Resource recycling
Waste tire pellet machine

Loose crushed rubber is hard to manage and needs dedicated pelletizing equipment. The resulting pellets are perfect for pyrolysis feedstock, recycled rubber products, or sports ground surfacing.
- Pellet size : 4-12mm
- Capacity : 0.3-40+ T/H
Top Advantages : Reinforced frame | Wear-resistant screen
Kitchen waste pellet machine

Sorted kitchen waste has a high moisture content and complex composition, making direct utilization difficult. This equipment enables these organic residues to re-enter the resource cycle.
- Pellet size : 4-12mm
- Capacity : 0.3-40+ T/H
Top Advantages : Stainless steel contact parts | Anti-blocking feeding system
Complete Biomass Pellet Processing Process
From standalone pellet machines to complete biomass pellet production lines, we are redefining biomass processing. Our goal goes beyond producing pellet fuel; we are building an efficient system that transforms raw materials into energy.
Through integrated processes and smart central control, we ensure precise coordination across the entire line. This is the industrial solution for efficient, continuous, and stable biomass energy production.
Application-Based Biomass Pellet Production Lines
Our pellet production lines have been field-proven across diverse sectors, including wood chips, straw, EFB, and animal bedding, ensuring long-term, stable production for our clients. From raw material analysis to line commissioning, we provide full-process support to ensure the solution is precisely tailored to your needs.
Questions You Might Have About Biomass Pellet Production
Find professional answers to common questions, covering the key processes and important considerations in biomass pellet production.

1. What is a biomass pellet machine?
A biomass pellet machine is equipment designed to process agricultural and forestry waste, as well as organic fibers, into high-density pellet fuel.
2. What raw materials have you tested your process solutions on?
We have extensive application experience with woody biomass, crop straw, and various agricultural processing by-products.
If you have unique or mixed raw materials, we will adjust the process and equipment configuration based on the material composition, ratio, and target capacity to meet your needs.
3. Our space is limited. How much area is required for this production line?
There is no standard size for the production line footprint; it mainly depends on the raw material type, production capacity, and process configuration.
For example, a small-scale pellet line typically requires only a few hundred square meters, while medium to large-scale projects may need thousands of square meters. This space must also accommodate raw material storage, finished product warehousing, and vehicle access.
Even with the same capacity, different materials have different space requirements. For instance, wood chip projects have a relatively simple process, while materials like straw and Palm Empty Fruit Bunches (EFB) usually require additional crushing and drying sections, thus increasing the footprint.
However, limited space does not mean building a pellet plant is impossible. Many projects are planned based on existing workshops. By adjusting equipment layout and process configuration, we can maximize the use of existing space while ensuring proper operation and maintenance.
If you already have a workshop or land, please provide the approximate dimensions and target capacity. We will assess the required area based on your actual situation and plan the optimal equipment layout.
4. Do different raw materials (like wood chips and straw) cause different levels of wear?
Yes, and the wear occurs at different locations depending on the material.
For example, hardwood chips are dense and hard. They exert greater pressure on the ring die and rollers, resulting in a shorter replacement cycle for wearing parts compared to softwood.Low-cost solutions may lead to frequent production line stoppages when raw materials fluctuate, shorter replacement cycles for wear parts, and higher energy consumption per ton of pellets.
Although straw materials like rice husks and wheat straw are not very hard, they have high ash and silica content, which accelerates the wear on die holes and roller surfaces over long-term production. Notably, rice husks typically cause more ring die wear than standard wood chips.
Long-fiber materials like Palm Empty Fruit Bunches (EFB) place higher demands on the feeding system and rollers. Furthermore, if the raw material is mixed with impurities like sand or metal, it will significantly shorten the service life of the ring die, rollers, and even bearings.
However, normal wear is part of pellet production and does not mean the equipment cannot process these materials. By selecting the appropriate ring die material, compression ratio, and pre-treatment process, long-term stable production is achievable for most materials. For materials with high sand content or high abrasiveness, we can add front-end processes like iron and sand removal to reduce the consumption of wearing parts.
5. What standards can your biomass pellet machines achieve for density, length, and moisture?
This depends mainly on the raw material type and the intended use of the pellets, but most of our projects meet the common requirements of the fuel pellet market.
For example, wood fuel pellets typically have a diameter of 4-12 mm and a length of 10-30 mm. The pellet density can usually reach 1.0-1.4 t/m³, and the moisture content is generally controlled between 8%-12% to meet storage, transport, and combustion requirements.
If the pellets are for animal bedding, cat litter, or other special uses, the density, length, and moisture content can be optimized by adjusting the die specifications and process parameters. For instance, bedding pellets focus more on absorbency, while export fuel pellets may need to meet standards such as ENplus or ISO 17225.
Therefore, there is no fixed set of parameters suitable for all products. The actual specifications are determined based on the material characteristics, product application, and target market requirements.
If your existing pellet production equipment passes technical testing and its parameters match, it can be integrated into the new solution’s control system and process chain, enabling seamless interconnection between old and new equipment.
6. How are different biomass materials prepared before pelletizing?
This depends entirely on the material itself.
For instance, wood chips with proper size and moisture can be pelletized directly. But long-fiber materials like straw and EFB must be crushed first. High-moisture materials also need drying.
So, we don’t use a standard solution. Instead, we design the pre-treatment process specifically for your material and capacity needs.
7. What is the production capacity range of a biomass pellet production line?
There is no fixed standard, as the capacity can be configured based on the raw material type, investment scale, and market demand.
For small-scale projects, capacity typically starts from a few hundred kilograms per hour; medium to large-scale projects can reach several tons or even tens of tons per hour. Even with the same capacity, the process configuration varies by material. For example, wood chip and straw projects have different requirements for pre-treatment and drying.
Therefore, when planning a project, we select the most suitable capacity solution by considering current needs, raw material supply, and future expansion plans.
8. Can wood chips, straw, and rice husks be pelletized together?
Yes, but not all materials are suitable for arbitrary mixing ratios.
In practice, mixtures like wood chips with straw, or wood chips with rice husks, are quite common. A reasonable ratio not only improves raw material utilization but also enhances pellet forming and combustion performance.
However, differences in fiber structure, ash content, and moisture content mean that an unreasonable ratio can affect output, pellet strength, and the service life of wearing parts. Therefore, before production, we adjust the process parameters and equipment configuration based on the material composition and final application.
9. Are binders required during the biomass pellet production process?
In most cases, no.
Common biomass materials like wood chips, straw, peanut shells, and sugarcane bagasse can be compressed using their own natural lignin under appropriate temperature and pressure, without the need for additional binders.
However, for special materials with low fiber content or poor forming performance, or for products requiring specific strength, small amounts of additives can be added as needed to improve the forming effect.

RICHI Machinery: Powering Global Pellet Production
Committed to pioneering pellet technology and industrial engineering, we leverage over 30 years of R&D expertise and global experience.
We optimize design, manufacturing, and system integration to drive the feed, biomass, and specialty industries toward efficiency, intelligence, and sustainability.
Our expert team delivers end-to-end pellet production solutions that meet international standards and align with your strategic goals for productivity and long-term growth.
60000 +m2
Square Meters of Our Factory
2000 +
Projects Running Worldwide
140 +
Countries of Our Client
200 +
Numbers of Our Team
Global Expertise & System Excellence
Advanced pellet production systems combine robustness and future-readiness, establishing industry benchmarks through technological integration and innovation.

Reliable Quality
Every machine undergoes precise and rigorous quality inspections.

Worry-Free Warranty
Supported by a global service network with fast response times.

Professional Support
Experienced technical teams provide full-cycle assistance.

Secure Payments
Multi-layer encryption ensures safe and transparent transactions.

Global Logistics
Efficient worldwide shipping ensures timely delivery to any location.
Start Your Pellet Project
Pellet production is a systematic process.Provide your raw materials and capacity needs, and we’llcreate a customized solutionwith professional guidance for commercial production.
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