Livestock and Poultry Programs on Ring Dies
Broiler and layer integrations run these mills across two and three product shifts. Pig feed plants press grower and finisher rations on the same frame with different dies. Cattle and sheep operations take the coarser die sizes.
Plants that expand add ring die feed pellet mills beside the first. Utilities repeat, operator certification carries over, and spare parts pool between machines - the second mill is a copy of the first, not a new project.
Die holes follow the species list: starter, grower and finisher sizes per animal, confirmed at ordering against the fines specification.
How Compression Sets Pellet Quality
Mash enters the conditioner below 15% moisture. Steam brings it to 64-85°C at 14-16% moisture - the window where starch gelatinizes and the pellet binds.
Inside the die, the ring die & press roller set forces the conditioned mash through the holes. Compression and heat finish the cooking that conditioning started.
Fat and molasses go in at the conditioner, capped at 3%. Beyond that the rollers slip and the pellets loosen; fat-heavy formulas take their oil after pelleting instead.
The die hole diameter decides the pellet. The ring decides the throughput. Both are order-stage decisions.
Feed Formulas Drive the Conditioner Choice
Straight grain mashes condition fine on a single jacket. High-starch recipes gelatinize unevenly on short contact time. High-fat and molasses formulas need the extra steam contact of a double or triple jacket - the jackets are orderable on every model in the range.
The screw feeder with VFD follows the ammeter, which keeps the die loaded evenly. Uneven feed reads as uneven pellets before it reads anywhere else.
Die hole selection covers poultry starter, grower and layer sizes, pig rations, and cattle pellets - the working diameter list ships with the model data.
What the Design Pays Back
Output runs about 20% higher than belt machines of equal motor size. Gears hold torque at full load.
Hardened process dies wear slowly, and die cost per ton keeps falling through long campaigns.
A serpentine spring coupling takes shock loads and tolerates minor misalignment, so installation error becomes a maintenance item rather than a breakdown.
Air-suction cooling holds bearing temperature down through ten-hour shifts.
The animal feed pellet making machine selection depends on tonnage and formula together - send both and the model follows.
LVLH320 to LVLH508: Capacity Table
| Model | Capacity (t/h) | Main power (kW) | Feeder (kW) | Conditioner (kW) | Die inner dia. (mm) | Die speed (rpm) | Roller dia. (mm) | Dimensions LWH (mm) |
|---|---|---|---|---|---|---|---|---|
| LVLH320 | 2-5 | 37 | 0.55 | 2.2 | 320 | 305 | 140 | 2300×1000×2100 |
| LVLH350 | 1.5-8 | 55 | 0.75 | 2.2 | 350 | 336 | 165 | 3200×1100×1700 |
| LVLH400 | 2-10 | 75/90 | 0.75 | 2.2 | 400 | 307 | 190 | 3200×1300×1900 |
| LVLH420 | 3-12 | 110 | 1.5 | 2.2 | 420 | 287 | 206 | 3500×1300×2800 |
| LVLH508 | 4-20 | 132/160 | 1.5 | 2.2 | 508 | 287 | 222 | 3500×1500×2900 |
Service Items
Dies and rollers wear as a pair; both get inspected at every stop, and a new die runs its oily break-in batch first.
Gearbox oil stays on plan - clean oil is what keeps the gear-drive output figure true year over year.
Coupling elements and alignment get checked at every long stop; worn elements show up as vibration first.
Air paths for cooling stay clear; blocked ducts cut capacity before they cut anything else.
Spares stock: dies, rollers, oil seals, coupling elements. Core components carry a one-year warranty and wear parts ship from standing inventory.
Running Notes
Hold mash moisture at 15% or below before it reaches the conditioner.
Hold conditioning temperature and moisture inside the working window - soft pellets trace back to steam first.
Wash the chamber between formula changes; carryover reads on the next batch's lab report.
Run new dies in with an oily batch before production formula.
Follow the ammeter with the feeder; steady needle, steady pellet.
Frequently Asked Questions
Q: Output has dropped below nameplate. What is the tuning order?
Check three things in order: mash moisture against 15%, conditioning temperature against the 64-85°C window, and die hole condition. Only after all three read normal should feed rate go up.
Q: How long does a formula change take?
Chamber wash-down plus die check - under half an hour on most models. High-starch to high-fat switches get the conditioner cleaned as well, because residue changes the next batch's color and cook.
Q: Single, double or triple jacket conditioner?
Single jacket handles straight grain mashes. Formulas with high starch, added fat or molasses need longer steam contact - double and triple jackets extend it. The choice follows the recipe list, not the brochure.
Q: Gear drive versus belt drive - where does the 20% come from?
Belts slip as load climbs; gear teeth do not. The same motor turns into roughly 20% more pellet output at full load, and the gain holds for the life of the gears with clean oil.
Q: How are die holes selected?
By species and target pellet size, with the fines specification deciding the die thickness. Hardened dies in multiple diameters ship against the order list.
Q: Can it replace the pellet machine already installed in our line?
Yes - four interface checks close it at drawing stage: foundation footprint, inlet and discharge orientation, power supply, and steam supply to the conditioner.
Q: What belongs in a first-year spares kit?
One die set in working diameters, one roller set, oil seal assortment, coupling elements and cutter blades. Core components carry a one-year warranty and wear parts ship from standing inventory.
Poultry and livestock duty is this platform's job; aquatic feed programs run on the conditioned aquatic variant platform.
Henan Lvlon Machinery - China-based manufacturer of feed pellet production lines.
Contact Lvlon for model selection, factory wholesale price, distributor terms and container loading plan.
