| Price | 2000-80000 USD |
| Delivery Time | 10-15 days |
| Available | In Stock |
| Package | In Free Fumigation Wood Box |
| Guarantee | 1 Year |
| Shipping | By Sea or By Air |
| Payment Method | Wire Transfer or Western Union |
| Brand | Victor |
Ring Die Pellet Mill Overview
| Production Output | 0.5-15 t/h |
| Power | Electric motor |
| Voltage | 110-415V |
| Raw Materials | Cereal, corn, wheat, barley flour, soybean, oil seed meal/cake, edible leaf, fish meal, bone powder, etc |
| Type | ring die type |
| Final product size | 2-10 mm |
| Application | feed production, feed industry |
| Used For | animal feed, poultry feed, sinking fish feed |
ring die pellet machine specifications
| Model | Power(Kw) | Output(kg/h) | Feeding Power(kw) | Conditioner Power(kw) | Ring Die Diameter(mm) | Pellet Size(mm) |
| HMK-250 | 22 | 500-1000 | 0.55 | 2.2 | 250 | 1.5-8 |
| HMK-300 | 30 | 1000-2000 | 0.75 | 2.2 | 300 | 1.5-8 |
| HMK-320 | 37 | 2000-3000 | 0.75 | 2.2 | 320 | 1.5-8 |
| HMK-350 | 55 | 3000-4000 | 1.5 | 3 | 350 | 1.5-8 |
| HMK-400 | 75 | 4000-5000 | 1.5 | 5.5 | 400 | 1.5-8 |
| HMK-420 | 110 | 5000-8000 | 1.5/2.2 | 5.5 | 420 | 1.5-8 |
working video of ring die pellet mill
Introduction
Not all machines are the same when it comes to making a lot of high-quality pellets on a regular basis. The ring die pellet mill is the best machine for serious, large-scale production. It is the workhorse of the industry. Businesses that need a high-quality final product, like fuel pellets or animal feed, that is also durable and efficient always choose it.
This guide will go into great detail about what a ring die pellet mill is. We will look at how its one-of-a-kind design works. We will also talk about why you might choose one type over another and what to look for when you are thinking about buying one.
What is a Ring Die Pellet Mill?
A ring die pellet mill is a very strong machine. It has a rotating, ring-shaped die and internal rollers that press raw materials into dense, even pellets. It was made to work all the time and hold a lot of data. This is why it is the standard for pellet production plants around the world.
How It Works: A Look Inside the Machine
The design of a ring die mill is smart and efficient. Let’s look at the key parts.
The Rotating Ring Die
Think of a thick, heavy steel tire or ring that is standing up. The ring die is the “tire.” There are hundreds of small holes drilled through it from the inside to the outside. The whole ring spins quickly when the machine is on.
The Internal Rollers
There are at least two heavy rollers inside this spinning ring. They don’t move around the ring like a car on a road. Instead, they stay in one place and spin very close to the die’s inner wall.
The Compressing Action
The spinning ring’s center gets raw materials. Centrifugal force is the force that makes the material move outward. This pushes it against the inside wall of the die, making a thick layer. Then, with a lot of force, the stationary rollers press against this layer of material. This pushes the material through the die’s small holes. The hard, dense pellet is made by the intense pressure and the friction it causes.
Cutting the Pellets
A set of adjustable knives cuts the pellets as the long strands of compressed material push out of the holes on the outside of the die. This makes sure that all of them are cut to the same length.
The Key Advantages: Why Choose a Ring Die Pellet Mill?
Businesses choose ring die mills for several important reasons.
High Production Capacity: These mills are made to make a lot of stuff. Compared to other types of mills, they can make a lot more pellets per hour (often measured in tons per hour).
Produces High-Quality, Dense Pellets: The pellets are very consistent and long-lasting because of the smart design and the high pressure used. The finished pellets usually have a smooth, shiny look, which is what most commercial markets want.
Durability and Longer Service Life for Continuous Use: Ring die mills are made to work hard, sometimes around the clock. The wear on the die and rollers can be spread out more evenly. This often makes these important parts last longer than other designs when they are used a lot.
Better Energy Efficiency at Scale: These mills have powerful motors, but they are often more efficient when making a lot of things at once. We usually measure this in tons of pellets made for every kilowatt-hour of energy used. For large amounts, they can use less energy than using several smaller machines.
What Raw Materials Can It Handle?
A strong ring die pellet mill can make pellets from a wide range of raw materials. The most important thing is that the material needs to be prepared correctly first (ground to the right size and with the right amount of moisture). You can use:
- Wood materials: like sawdust, wood shavings, and ground wood chips.
- Biomass: like straw, rice husks, and other agricultural residues.
- Animal Feed Ingredients: like corn, soybeans, wheat, and other grains for making feed for livestock, poultry, and fish.
- Other materials: like fertilizer components.
Ring Die vs. Flat Die: A Quick Comparison for Buyers
This is a common question for anyone looking to buy a ring die pellet mill. You can also learn the difference between flat die and ring die in details.
Production Scale:
Ring Die: The choice for large, commercial, or industrial-scale production.
Flat Die: Flat die pellet mill is best suitable for smaller-scale operations, pilot projects, or on-farm use.
Initial Cost:
Ring Die: A significantly higher initial investment.
Flat Die: Much more affordable to start with.
Material Handling:
Ring Die: Excels with materials that are consistently prepared and relatively easy to pellet.
Flat Die: Can sometimes be more forgiving with raw materials that have slight inconsistencies in moisture or size.
Durability under Load:
Ring Die: Designed and built for long, demanding, continuous use.
Flat Die: While durable for their intended use, they are not typically designed for 24/7 industrial operation.
Choosing the Right Ring Die Pellet Mill: A Buyer’s Checklist
If you decide a ring die mill is right for you, here are some key things to check:
Verify the Capacity (tons/hr) for YOUR Specific Raw Material
A mill’s stated capacity for soft wood sawdust will be different from its capacity for hardwood or animal feed that is fibrous. Get performance data on your specific material from the supplier.
Check the Die and Roller Materials & Design
These parts need to be made of high-quality, long-lasting alloy steel. Ask the die what its “compression ratio” is, since different materials need different ratios to make the best pellets.
Examine the Drivetrain and Motor
Search for well-known, dependable motor brands. Also, make sure the gearbox or belt drive system is strong. This is where the machine gets its power, so it needs to be strong.
Ask About a Conditioner
When the raw material is first passed through a steam conditioner, most ring die mills work best. This step gets the material ready to be pelleted. You should talk to your supplier about this need.
Supplier Reputation and Technical Support
These machines are very complicated for industry. Check to see if the supplier has a good name. They should be able to give you good technical help. They also need to be able to get spare parts like dies and rollers when they need them.
Insider Tips for Success
Here is some practical advice that comes from experience:
- For Grinding: “This is a tip that will keep your machine from getting a lot of damage: Before you put your raw ingredients in the grinder, always run them over a simple screen or magnet. A small stone or piece of metal can quickly break an expensive screen or hurt the hammers inside.”
- For Crumbling: “To make good crumbles, you need to start with high-quality, hard pellets. When you try to crumble them, they will just turn to dust if they are soft, poorly made, or have too much moisture. Bad pellets won’t make good crumbles.”
- Sift After You Crumble: “It’s a good idea to sift the crumbles through a screen after they come out of the crumbler, especially if you’re feeding delicate fry. This will help them work better. This gets rid of any fine dust that might still be there. Fine dust can make your water cloudy and hurt the gills of small fish.”
Frequently Asked Questions
1. What is the “compression ratio” of a ring die?
This is an important technical word. The effective length of the die hole divided by its diameter is what it is. A higher ratio means more compression, and it’s usually used for lighter, fluffier materials that are harder to press together. For materials that are denser, a lower ratio is used. To make good quality pellets from a certain raw material, it’s very important to get the right compression ratio.
2. Can a ring die mill handle wet raw materials?
No. A ring die mill, like all other pellet mills, needs the raw material to have a certain amount of moisture and be low in moisture before it goes into the machine. This is usually between 10 and 15%. You need to dry anything that is too wet first.
3. Why are ring die pellet mills so much more expensive than flat die mills?
They are bigger and more complicated buildings with stronger, heavier parts that are made to handle high-volume, continuous production. They also have a more advanced drivetrain (either gear-driven or belt-driven) and use motors that are much stronger to handle this level of output.
4. Is maintenance on a ring die mill difficult?
Because it is an industrial machine, it is more complicated than a small flat die mill. It needs a regular, planned maintenance schedule. This includes checking the wear on the die and rollers, making sure the rollers are properly adjusted, and adding oil. These machines are meant to be easy to fix in an industrial setting, though.
5. Do I need a ring die mill for my small farm or workshop?
Very likely not. A flat die pellet mill is much better for small farms, workshops, or homes. It is a much better fit for small-scale production needs because it costs less, is smaller, and needs less power.