A Vertical Ring Die Wood Pellet Mill is a highly efficient, durable, and powerful machine designed to produce high-quality biomass pellets. It has the advantages of a ring die pellet mill and a flat die pellet mill. This wood pellet mill utilizes a vertical ring die configuration where the raw materials are compressed and forced through the die by rollers to form pellets. This type of pellet mill is particularly suitable for large-scale, industrial production of wood pellets, offering superior performance, durability, and energy efficiency. We offer a series of vertical ring die wood pellet machines with a capacity ranging from 800kg/h to 4000kg/h.

Our RT series double vertical ring die pellet machine has a unique appearance. It features high efficiency, affordable cost, reasonable structure, and stability. Due to the roller-driven design, the vertical ring die wood pellet machine is more powerful than other types of wood pellet machines. It is suitable to pelletize hard biomass material such as pine, poplar, eucalyptus, and various soft biomass material such as straw, rice husks, peanut shells, bamboo chips, palm fiber, and other materials. For businesses that are looking to enter or expand in the biomass fuel industry, our vertical ring die wood pellet mill can significantly boost productivity and ensure consistent, high-quality pellet output.

Capacity 0.8-1.2 t/h

Capacity 1.5-2 t/h

Capacity 2-3 t/h

Capacity 3-4 t/h

Additional:
Die and roller are made from 20 CrMnTi
Die size is customizable 6mm, 8mm, 10mm, and 12mm.

A Biomass Pellet Production Line With Capacity of 6 t/h Was Launched

4 Vertical Ring Die Wood Pellet Mill Used

Materials For Biomass Pellet Production Line

High Quality Output Biomass Pellets

1. Excellent Pellet Durability
The vertical die design and high compression force result in biomass pellets with a high density, uniform size, and smooth surface. The high-density pellets ensure better burning efficiency and improve storage and transportation.
2. Consistent Pellet Length
The pellet cutter attached to the wood pellet mill ensures that biomass pellets are cut to consistent lengths, improving the quality and usability of the final product.
3. Enhanced Wear Resistance
The vertical ring die experiences less wear and tear compared to flat dies. This is due to the vertical pressure and more even distribution of force during compression, ensuring longer-lasting components with minimal maintenance. The rollers and dies are built from durable superior alloy steel, providing resistance to abrasion and extending their lifespan.
4. Smooth Efficient Biomass Pellet Production
Compared to the traditional wood pellet machine, the vertically feeding and rotating rollers design of this wood pellet mill can prevent the accumulation of raw material. Ideal for large-scale biomass pellet production and commercial use, the vertical ring die pellet mill offers continuous production and high efficiency, making it highly suitable for biomass pellet factories and large farms.
5. Versatility of Materials
This type of wood pellet mill is highly versatile and can handle a wide range of biomass materials, including wood chips, sawdust, agricultural residues (like straw or rice husks), and other types of organic material. With adjustable settings and die sizes, it can accommodate both softwood and hardwood types, producing different pellet qualities as needed.

1. Biomass Fuel Production: Ideal for producing high-density biomass pellets for heating systems, industrial boilers, and power plants. These biomass pellets are an environmentally friendly alternative to fossil fuels.
2. Animal Feed Production: By adjusting the setting and die size and processing different raw materials, the mill can also be used to make animal feed pellets for poultry, livestock, and fish farming.
3. Woodworking Industry: Waste products from the woodworking industry, such as sawdust, wood chips, and shavings, can be transformed into usable pellets for heating or selling.
4. Agricultural Waste Recycling: Agricultural by-products, including corn stalks, rice husks, and straw, can be processed into biomass pellets for fuel or organic fertilizers.

1. Pellet Quality
Vertical ring die wood pellet mills tend to create more uniform pellets with higher density and smooth surfaces compared to horizontal die mills.
Horizontal ring die wood pellet mills typically produce rougher pellets due to the way material is compressed and the frictional effects.
2. Energy Consumption
Vertical wood pellet mills are generally more energy-efficient than horizontal mills due to the gravitational design and the direct pressure exerted by the rollers.
Horizontal wood pellet mills require more energy because of the increased friction between materials and the die.
3. Maintenance
Vertical ring die wood pellet mills are easier to maintain as components such as rollers and the die are more accessible for cleaning and replacement.
Horizontal ring die wood pellet mills require more space and can be more difficult to clean and maintain.
4. Size of Production
Vertical ring die pellet mills are preferred for large-scale commercial biomass pellet production, while horizontal mills may be more suited for specialized commercial biomass pellet products.

Routine Cleaning: Regularly clean the die, rollers, and other internal components to prevent clogging and ensure smooth operation.
Lubrication: Lubricate the moving parts, especially the bearings, to reduce friction and wear.
Die Inspection and Replacement: Inspect the ring die periodically for wear. If the die becomes worn or damaged, it should be replaced to maintain pellet quality and production efficiency.
Roller Adjustment: Ensure that the rollers are properly adjusted to maintain consistent compression and pellet size.
Check for Clogging: Prevent clogging of the die holes by ensuring that the raw material is well-ground and has the right moisture content.