Pellet Mill / Granulator PRIME-300 with diesel engine
Available Options
- Product Code: PRIME-300-diesel
Description
The PRIME-300 Diesel pellet mill / granulator is the diesel-powered version of the reliable and efficient PRIME-300 model. It was designed for granulating animal feed and fuel pellets.
This high-quality machine is equipped with a 30 HP Diesel engine and two moving rollers Ø 148 mm that ensure high efficiency when granulating various raw materials.
The design ensures reliability, high power even under load, and convenient operation and maintenance.
PRIME-300 Diesel biomass granulator fitted with a 300 mm die allows efficient processing of many types of biomass: sawdust from hardwoods and softwoods, straw, hay, herbs, sunflower husks, grain waste, as well as various feed mixes and selected plastics (e.g., PVC, PP). The use of moving rollers also enables granulation of more demanding, hard raw materials, making the PRIME-300 Diesel granulator a versatile and highly robust machine for producing pellets and feed.
Additionally, thanks to the diesel engine it is mobile and independent of electric power.
It is possible to test this machine on your raw material at our warehouse!

PRIME-300 pellet mill / granulator performance
- feed granulation – up to 400 kg/h
- sawdust pelletizing – up to 350 kg/h
- straw / hay – up to 350 kg/h
- sunflower husks – up to 380 kg/h
- grain waste – up to 350 kg/h
Advantages of the PRIME-300 Diesel pellet mill / granulator
- 30 HP Diesel engine – high performance and capability for continuous operation;
- Durable gearbox – the robust design ensures trouble-free processing even of hard raw materials. Its quality is confirmed by a 5-year warranty
- Moving rollers Ø 148 mm – efficient granulation even of the hardest and most difficult-to-process materials;
- Durable die Ø 300 mm – holes ranging from 2–8 mm, tailored to user requirements;
- Compact design – easy to install on a farm, in a small plant or a processing line;
- Ability to pelletize even hard wood species;
- Versatility – processes feed, sawdust, straw, hay, herbs, sunflower husks, grain waste and selected plastics;
- Easy operation and maintenance – hassle-free die replacement and roller lubrication.
- Approximate die wear: on average about 70 tons (can be refurbished after wear);
- Material of dies and rollers: 40X hardened steel, 55 HRC.
Technical drawing:

Applications of the PRIME-300 Diesel pellet mill / granulator
The PRIME-300 Diesel granulator is a well-thought-out technical solution for farms, animal husbandry, sawmills and wood-processing plants, and small and medium-sized companies in the biofuels sector. The significant throughput and powerful drive of the PRIME-300 Diesel pellet production machine make it ideal for professional pellet production from biomass and for forming pelleted feeds.
The PRIME-300 Diesel pellet mill / granulator is a reliable solution for both commercial and on-farm use.
Additionally, you can purchase a complete set of safety guards for the granulator. Another important feature of this granulator is the option to install rollers with an automatic lubrication system without stopping the granulator.
Suitable for granulating these raw materials:
- softwood sawdust;
- hardwood sawdust;
- sunflower husks, straw, hay, grass;
- feed mixes;
- plastics (polypropylene, bags, film);
We also offer a PS-200 screw feeder for smooth raw material feeding. The hopper capacity is over 0.2 m3. Feed rate is controlled by a frequency inverter.
Technical parameters:
- Roller rotation speed: 82 rpm
- Engine: 30 HP
- Number of breaking knives: 2 pcs.
- Die hole diameter: from 2 to 8 mm
- Die diameter: 300 mm
- Roller diameter (1 roller): 148 mm
- Roller width (1 roller): 79 mm
- Dimensions (L × W × H): 1430 × 800 × 1220 mm
- Weight: 650 kg
Engine technical specifications:
- Engine type: 4-stroke, single-cylinder (four-stroke, single-cylinder)
- Fuel: diesel
- Starting: electric starter + manual
- Maximum power: 30 HP (about 22.06 kW)
- Displacement (cylinder volume): 1472 cm³
- Cylinder bore / piston stroke: 125 mm / 120 mm
- Cooling: water-cooled (liquid cooling system)
- Crankshaft speed: 2200 rpm
- Fuel tank capacity: 10.5 l
- Oil sump capacity: 2.84 l
- Net weight: 206 kg
- Dimensions (length × width × height): 1120 × 460 × 760 mm
- Shaft position: horizontal
- Lubrication system: oil pump + splash
- Valve train: side valves (SV)
- Other features: manual decompressor with automatic return, balance shaft, oil-bath air filter
Set includes
- PRIME-300 granulator – 1 pc.
- User manual – 1 pc.
- 30 HP combustion engine – 1 pc.
- Rollers – 1 pc.
- Die – 1 pc.
- Roller tightening wrench – 1 pc.
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