A lot of roller as well as flat dies in pellet machine are refined by high-heat treatment. After planing, exploration, milling, and also satiating procedure, there are usually several cloths inside the die holes, which may affect the pelletizing impacts and manufacturing. As a result, before beginning a new pellet machine, or after changing a brand-new die, you need to grind it extensively.
We utilize oil mixture to refine grind the roller and also level die. The oil mix is made up of 20% great sand, 65% biomass materials( like sawdust), 15% waste engine oil. Before feeding the oil combination to the pellet machine, you must readjust the clearance between roller and flat die to 0.1-0.3 mm. The grinding procedure should last 15-40 minutes.
For ring die pellet mill, the grinding procedure needs more oil mix and also longer time. The amount of oil mixture is 10% that of pellet production per hr. The grinding time is 30-50 minutes. And also small pellet mill in between ring die as well as the roller is 0.1-0.4 mm.
Pretreatment of raw materials
The appropriate dampness material of biomass materials need to in between 14% and 20%. Dry materials are upsetting form, wet materials will make the pellets loose. The size of the raw products need to be less than the hole dimension of pellet mill dies. Generally, the hole dimension of the pellet mill die is 6mm and 8mm, and the size of raw materials should be under 5mm, or they might obstruct the holes as well as decrease pellet manufacturing.
The sticky force determines the forming rate of the pellets Most biomass products include lignin, which would certainly melt under high temperature and function as binder. However some products like rice husk has low adhesive force. It require to be mixed with sawdust or binders to make pellets
The density and also length of the wood pellets.
The thickness of wood pellets is identified by the hole dimension of the die. The size is determined by the slicer. In level die pellet machine, the slicer is set up under the flat die, while in ring die pellet machine, the slicer is set up outside the ring die. Both of them can be gotten used to attain different sizes. For your very own use, it is far better to be short. For transportation as well as marketing, it advise to be a little long.
After the timber pellets appear from the pellet machine, they are warm with some vapors. They can be dried out and cooled in an open field, or by a counter-flow cooler. Quick cooling down can enhance the solidity of the wood pellets, and help with storage space and transportation.
Don't close down the machine right after making pellets.
When you finished making pellets, do not shut the pellet machine down at once. Include some combined oil as well as biomass products to the pellet machine and also let it run for 1-2 min. This way, we can load the die openings with oil combination, to make sure that we can straight start making pellets the next time. With this process, we can not only keep the mold, yet additionally save time. When the pellet machine quits, loosen up the readjusting screw and also eliminate the left products.
The maintenance of roller, die, shafts and transmission
You need to remove all difficult objects as well as steel blocks in basic materials prior to feeding them into the pellet machine, or they would create damages to the roller, die or primary shaft. manual animal feed pellet machine can set up a tubular magnet on the feed hopper.
The heat inside the pelletizing chamber can reach up to 80 ℃, and the roller sustains high pressure throughout operation. As there is no dust protector in the pellet machine, so you require to tidy up the bearing every 2-5 hours, and also oil it with oil. After every 8 working hrs, the major shaft demand to be oiled. The gearbox demand cleansing every half a year. If there is uncommon high warm in the transmission, you can make use of better gear oil and boost the clearance between the equipments for maintenance. The fastening screw in the transmission part likewise need to be replaced frequently.
How to change roller as well as die?
When the rollers wears out, you can change the roller covering or the whole collection of roller. If the bearing obtain loose or locked, you need to replace the bearing and also even the shaft.
In ring die pellet machine, simply loosen the hoop chuck, take the old ring die apart as well as change it with a new one. If the ring die is repaired with screws, you require to shake the ring die delicately, as well as remove the screw with also strength.
In flat die pellet machine, the level die is mounted with keeping nuts in the keyway. On the 2 sides of the flat die, there are two balanced screw openings. You can use the screw chauffeur to push them out, or use a magnet to draw them out. Throughout your pushing or drawing, maintain the flat die vibrating with a hammer, to ensure that the screw will not embeded the screw opening.
Defense of the drive engine
Pick the matched power according to the needed production. If the power is inadequate, the production will be low and also the pelletizing impact is poor. If the power is also huge, it will take in more power, speed up the weariness, and also reduce the life span of roller and also die.
The examination and fixing need to be carried out in power off condition. https://mainstreetsouthorange.org/ needs to be placed near the functioning area, so as to lower the relocating time as long as feasible. Protect it from water logging, rainfall, electric leak, fire, and so on.
Just when we make use of the pellet machine appropriately and preserve it on a regular basis can we take full advantages of the pellet machine and also extend its functioning life.
No comments yet