SZLH678 animal feed pellet mill

RICHI Machinery developed the SZLH678 animal feed pellet mill for ultra-large processing plants. Its reinforced drive system and large-capacity conditioning technology work efficiently. This model produces high-quality feed for poultry, livestock, and ruminants, along with many types of specialty feeds.

Product Overview

The SZLH678 animal feed pellet mill is designed for large-scale feed production. It efficiently processes corn, soybean meal, grass powder, and cassava. The machine features a stainless steel conditioner and precise gears. Raw materials are fully cooked, ensuring high-quality pellets. It works continuously and reliably, meeting the needs of modern factories.

Capacity: 30-33 T/H

Power: 250 kW

Consult Price and Service

Technical Structure of SZLH678 Animal Feed Pellet Mill

The SZLH678 feed pellet mill achieves smooth, long-term operation under high-intensity loads by strengthening core components and optimizing internal space.

Customize My Machine

Feeding and Conditioning System

Variable Frequency Feeding System: The unit includes a screw feeder driven by a variable frequency motor. The control system adjusts the speed in real-time based on the main motor’s load current. This design ensures even feeding and prevents machine clogging.

Multi-stage Stainless Steel Conditioner: The conditioner is made of 304 stainless steel and is usually equipped with an 11KW motor. Raw materials mix thoroughly with saturated steam inside. This process fully gelatinizes starch, which significantly improves pellet stickiness and nutritional value.

Ring Die and Pelletizing Chamber

Ultra-large Wear-resistant Ring Die: The inner diameter is 673mm. The ring die is made of high-quality high-chromium stainless steel and undergoes vacuum quenching. The mold has uniform hole diameters and smooth inner walls, resulting in very low discharge resistance.

Roller and Cutter Assembly: Two sets of reinforced rollers are located inside the chamber. The roller bearings connect to an automatic lubrication system. The cutter assembly position can be adjusted flexibly. This structure allows users to easily control the length of the pellets.This design effectively reduces wear and maintenance costs.

Drive and Transmission System

Precision Gearbox Transmission: The animal feed pellet mill uses a single main motor paired with a gearbox drive. Power is transmitted through a high-precision two-stage gear system. Compared to belt drives, this structure reduces energy loss by about 15% and prevents slipping during heavy loads.

Premium Bearings and Cooling System: The transmission part uses international brand bearings. The gearbox features an independent circulating lubrication and heat dissipation system. Combined with an oil filter, this system ensures clean oil and stable oil temperatures.

Overall Frame and Design

Heavy-duty base: The frame is welded from ultra-thick steel plates. The base undergoes tempering to eliminate internal material stress. The low center of gravity minimizes shaking during work. This structure ensures the frame does not deform even after long-term use.

Safety Protection Devices: A strong magnetic separator is installed at the inlet. The system also includes a pneumatic external discharge mechanism. In case of motor overload or other issues, the animal feed pellet mill quickly discharges material to protect the main engine.Stable structures provide a much longer service life.

Feeding and Conditioning System

Ring Die and Pelletizing Chamber

Drive and Transmission System

Overall Frame and Design

feed pellet machine stainless steel conditioner

Technical Parameters

The listed capacity for the SZLH678 animal feed pellet mill for sale refers to its rated output under stable conditions. This performance is naturally linked to the raw material processing and dosing steps. These stages ensure the machine receives a steady supply to meet its production goals.

Model	SZLH678
Capacity(TPH)	30-33
Main Motor Power(kW)	250
Feeder Motor Power(kW)	1.5
Conditioner Power(kW)	11
Dia.of Ring Die(mm)	673
Final Pellet(mm)	2-12

Operational Principles of SZLH678 animal feed pellet mill

The SZLH678 pellet mill is a high-efficiency machine designed to turn raw powder into high-quality pellets. This model combines stable performance with a simple operation process to meet professional production needs.

Free Consultation

Feeding and Steam Cooking

A reliable speed control feeder sends the raw materials into the animal feed pellet mill smoothly and evenly.

Inside the stainless steel conditioner, high-temperature steam quickly heats and softens the ingredients. This deep cooking process makes the feed much easier for animals to digest. It also helps the mixed materials stick together perfectly for the next shaping step. You can control the steam flow easily to get the best results every time.

High Pressure Pressing

The well-conditioned raw materials then enter the heavy-duty pressing chamber. A fast-rotating ring die and strong rollers press these materials through small holes with great force. This heavy mechanical pressure instantly turns the loose powder into solid, hard feed pellets.

This key process ensures that every single piece has a smooth surface, a dense structure, and consistent high quality and a highly durable shape.

Cutting and Final Output

As the long sticks of hot feed come out of the ring die holes, sharp adjustable knives cut them into the exact right length. Operators can easily change the final pellet size by moving the position of these cutters.

This simple and stable cutting system works quickly to deliver a large amount of premium feed in a short time. The finished pellets are now ready for the final cooling stage and next packaging process and shipment storage.

Key Advantages of SZLH678 Animal Feed Pellet Mill

The advanced hardware architecture of our SZLH678 animal feed machine maximizes your daily production output. These premium engineering components deliver superior operational efficiency and bring substantial economic profits to your business.

Lower Energy Costs Per Ton

Our direct gear drive system transmits core power to the ring die with almost zero energy loss.

The advanced animal feed pellet mill outputs ten percent more feed than traditional belt-driven equipment under equal power conditions. This high efficiency helps you lower electricity expenses significantly for every single ton of feed. Your industrial factory can easily save thousands of dollars on utility bills every single year.

Lower power consumption also effectively reduces the carbon footprint of your production line. This smart green design gives your business a huge competitive advantage in the market.

Longer Continuous Operation Time

The balanced motor drive system distributes the working load evenly to slow down part wear. High-strength gear transmission effectively reduces total downtime caused by frequent belt replacements.

The automated lubrication system ensures internal bearings run smoothly for a very long time. This constant protection avoids expensive maintenance costs and sudden mechanical failures in the plant. You do not need to stop the production line frequently for manual oiling or repairs.

Our solid structural parts help your factory team save massive operation time.

Improved Feed Conversion Rate

Large-capacity multi-stage conditioning systems ensure that raw materials mature evenly before the shaping process. The finished pellets feature high structural density, smooth glossy surfaces, and minimal fine dust particles.

Animals like the crunchy texture of these premium pellets much more than loose powder feed. Livestock can digest the rich nutrients easily to accelerate their daily healthy growth cycles.

This high-quality feed prevents selective eating habits and reduces total feed waste in the barns. Better meat output directly improves your farming profit margins and reputation.

Enhanced Formula Flexibility

The strong main shaft delivers massive torque to process tough crude fiber materials very easily. This heavy animal feed pellet mill runs very stably even when handling highly complex and challenging recipe ingredients.

You can freely adjust your formulas according to shifting market prices to manage ingredient expenses. The feeding system adapts to different material densities smoothly without causing any unexpected chamber blocks.

This excellent flexibility allows you to utilize cheap local agricultural wastes like straw or stalks. This special feature lets your industrial feed mill maintain a high profit margin.

Global Case Study

SZLH678 animal feed pellet mill has proven its reliability and adaptability through practical applications worldwide.

Match My Project

SZLH678 Animal Feed Pellet Mill in Argentina

This professional customer processes large amounts of tough corn stalks and cottonseed hulls daily. The ranch management team wanted to turn these low-cost fiber materials into high-density feed. Our technical experts configured a custom animal feed pellet mill to handle these bulky agricultural raw materials. This powerful equipment runs very smoothly and produces premium high-fiber pellets without any unexpected interruptions.

SZLH678 Feed Machine Project in Egypt

Aiming at the harsh high-temperature environment of an industrial poultry feed factory in Egypt, we created a tailor-made upgrade plan for the SZLH678 animal feed pellet mill. By installing an independent water-cooling system for the gearbox and optimizing the internal air flow channels, the unit can still maintain a constant motor temperature under extreme high temperatures. This improvement ensures that the production line can operate stably around the clock, which is highly praised by customers.

High-Efficiency Feed Pellet Mill in Thailand

This major agricultural cooperative has very strict rules for pellet durability and overall structural quality. The finished pellets must stay intact during long-distance transport without generating any fine dust particles. We used multi-layer stainless steel conditioners to increase the reaction time with high-pressure steam. This precise heating process results in smooth glossy pellets with a fine powder rate below one percent. The livestock farmers love the crunchy texture and nutritional value of these premium pellets.

Advanced Pellet Mill Solution in Kazakhstan

The local recipe ingredients are very diverse and include wheat, barley, and various crop residues. The customer needed a versatile machine to process these shifting material formulas for different seasons. We provided the SZLH678 animal feed pellet mill with wide adjustment functions and a frequency feeder. This intelligent system matches different material densities smoothly without causing any sudden chamber blocks or clogs. This excellent flexibility ensures continuous production and allows the mill to change formulas very easily.

Production Process Flow

RICHI offers more than just the high-quality SZLH678 animal feed pellet mill. We help users build fully automated production lines—from raw material cleaning to final packaging. This ensures every stage is coordinated and operates with maximum stability.

Raw Material Cleaning

Raw materials pass through a primary cleaning screen and permanent magnet drum. This reliable system removes impurities and metal iron filings, successfully preventing potential operation damage during subsequent precision pelleting.

Free Consultation

Fine Material Grinding

The hammer mill grinds various raw materials to the most suitable particle size. This optimal material fineness significantly improves steam penetration efficiency and moisture absorption during the next conditioning stage.

Free Consultation

Intelligent Feed Mixing

Multi-component raw materials stir rapidly inside the high-efficiency mixer. This advanced process achieves excellent mixing uniformity quickly, ensuring stable and perfect nutritional balance in every single finished pellet.

Free Consultation

Conditioning and Pelletizing

The well-matured material uniformly enters the SZLH678 animal feed pellet mill chamber. The high-performance ring die and roller system completes this intense physical pressing and shaping process instantly.

Free Consultation

Counter Current Cooling

The hot pellets exiting the machine enter a specialized counter-current cooler. Consistent airflow uniformly removes excess moisture and heat, safely setting the final pellet hardness for long-term storage.

Free Consultation

Screening and Packaging

A vibrating grading screen removes broken fine powder to ensure neat finished pellets. Finally, an automatic packaging scale seals and stores the premium feed into bags efficiently.

Free Consultation

Raw Material Cleaning

Fine Material Grinding

Intelligent Feed Mixing

Conditioning and Pelletizing

Counter Current Cooling

Screening and Packaging

Application Scope of SZLH678 Animal Feed Pellet Mill

With its ultra-high power, wide ring die, and excellent material adaptability, SZLH678 feed pellet mill can handle high-intensity industrial production tasks.

Industry Applications

Large-Scale Commercial Mills: Ideal for professional processing enterprises with a high stable output of thirty to thirty-three tons per hour.

Ultra-Large Feed Projects: Perfect for global premium agricultural production bases with a total annual capacity exceeding 200,000 tons.

High-Automation Factories: Specifically designed for modern industrial plants requiring continuous production and advanced intelligent control systems.

Animal Nutrition

Poultry & Common Livestock: Perfectly adapts to full-price complete feed pellets for monogastric animals including pigs, broilers, layers, and ducks.

High-Fiber Large Ruminants: Easily compresses dense nutritional feed for cattle, sheep, and camels with rich organic alfalfa and straw content.

Advanced Aquatic Breeding: The animal feed pellet mill produces high-quality sinking fish, shrimp, and crab feed through multi-stage conditioning and precise heat processing systems.

Material Versatility

Standard Energy Grains: Smoothly processes conventional raw plant ingredients like premium yellow corn, winter wheat, and natural soybean meal powders.

Tough Coarse Plant Fibers: Efficiently handles high-volume industrial byproducts such as green alfalfa powder, dry bagasse, and crushed palm meal residues.

Complex Liquid Additives: Supports high-proportion precise mixing of sticky liquid nutrients like organic sugarcane molasses and healthy vegetable oils.

Buyer’s Guide & Support Center

All your questions are answered here! Below are answers to frequently asked questions about the SZLH678 animal feed pellet mill, providing you with comprehensive answers.

What is the warranty and maintenance policy for SZLH678 feed pellet mill?

→

We provide a 12-month warranty for SZLH678 feed pellet mill. This warranty covers all manufacturing defects to protect your investment. After the warranty period ends, we still offer lifelong maintenance support. We only charge you the basic cost for replacement parts. You can always count on our team for technical help.

Does the feed pellet mill have requirements for the concrete thickness of the floor?

→

Yes, you must prepare a strong foundation for this machine. The pellet mill is a powerful and heavy-duty equipment. It creates significant vibration during high-speed production. You should use a reinforced concrete floor with a thickness of at least 250mm. This thickness ensures stable operation and prevents your workshop floor from cracking.

Will high oil content in the formula affect output?

→

No, high oil content in your formula will not lower the production speed. We built the SZLH678 with a high-power motor and an advanced drive system. This design handles high-fat materials very well. Our multi-stage conditioning technology ensures the oil mixes evenly. You will get smooth, high-quality pellets without any loss in output.

What is the smallest pellet diameter this model can produce?

→

This model is very flexible and can produce many pellet sizes. It typically produces pellets from 2.0mm to 12.0mm in diameter. If you want to make very small feed for shrimp or fish, you only need to change the specialized ring die. This allows you to meet different market demands with just one machine.

How do I determine the compression ratio of the ring die?

→

The right compression ratio is essential for high-quality feed. Different raw materials, like corn or grass, require different pressure levels. Our professional engineers will study your specific formula and material hardness first. Then, we will design a customized ring die solution for you to ensure the best pellet density.

How does RICHI ensure after-sales service for users in remote areas?

→

RICHI ensures reliable after-sales service for your animal feed pellet mill no matter where you are. We use advanced remote diagnostic systems to help you solve technical issues quickly. For large-scale projects, we can send senior engineers to your site for hands-on support. We also keep a large stock of wearing parts to ensure your production never stops.

Free Quote and Consultation