Production procedure of fish feed extruder maker
With the fast development of the tank farming sector, conventional farming methods have been much from satisfying people's requirements. The requirements for aquaculture fish feed made by fish feed extruder maker are not only balanced nutrition, excellent stability of the feed in water, no contamination to water top quality, and so on, as well as much more rigorous requirements are advanced for the environmental top quality of fish survival.
The feed generated by the tank farming fish feed extruder equipment is difficult pellets, as well as the other is the extruded feed pellet machine, as well as the refined fish feed is soft pellets.
Today, Richi Machinery will talk about the extruded feed fish feed extruder maker. The manufacturing procedure normally embraces additional crushing and also second active ingredient mixing, and then travels through extrusion, drying out, outside spraying, cooling, squashing and evaluating to complete the processing of aquatic extruded feed.
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1. Raw material cleaning and also main grinding.
There are normally 2 forms of resources made use of in floating fish feed factories: one is powder, which does not require to be coarsely grated. For this kind of resources, it can straight go into the conelike cleansing screen to get rid of contaminations after travelling through the feeding pit and elevator, and then carry out magnetic separation, as well as straight get in the batching bin through the representative or screw auger to join the very first batching;.
The product that requires to be coarsely crushed-- granular material. This sort of material gets in the cleansing devices with the unloading pit and the lift to go into the cleansing equipment for magnetic separation of contaminations, and after that gets in the to-be-pulverized container.
For individual basic materials, such as shrimp shells, they can be straight taken into the silo to be squashed after magnetic separation without preliminary sieving.
Single rugged pulverization is the pretreatment procedure of ultrafine pulverization in marine feed handling. Its primary purpose is to decrease the pellet dimension distinction and variation range of materials, boost the functioning problem of the ultrafine pulverizer, and also boost the functioning efficiency and also warranty of the ultrafine pulverizer.
The item high quality is secure; at the same time, in order to boost the workplace of workers and also minimize cross-contamination, it is suggested to make use of an independent dirt removal air net, that is, an independent dirt elimination system for the feeding port.
Related post ： https://www.pellet-richi.com/fish-feed-extruder/aquatic-feed-pellet-productionline.html
2. The very first batching and also mixing.
The very first batching is generally the prep work of public raw materials, that is, the prep work of bigger products in the formula. This fish feed extruder machine process is primarily finished by digital batching scales.
However, in the very first batching process, unique attention should be paid to the arching issue of the batching container, which is mostly brought on by the light bulk density as well as
inadequate fluidness of the raw products of the water feed, specifically the high-grade water feed raw materials. Consequently, specific anti-arching actions must be taken for the batching container, such as the use of eccentric discharge, vibration electric motor, and so on.
The single-shaft straight ribbon mixer can be utilized for the very first mixing, as well as the oil addition system must be considered on the mixer. The very first batching and blending is also the pre-treatment procedure of ultra-fine pulverization.
This complementary tools of fish feed extruder machine is mostly to lower the variation variety of material pellet size, boost the functioning condition of the pulverizer, boost the functioning efficiency of the pulverizer, and also make certain the high quality of the product.
As a result of the low food consumption, brief digestive tract as well as poor digestive capability of aquatic pets, water feed needs very great crushing pellet dimension to boost the surface of the feed, enhance the get in touch with location in between the digestive juice of marine pets and the feed, and also enhance the capacity of marine pets to feed the feed.
At the same time, due to the low consumption of aquatic animals, the blending uniformity of the feed is called for to be mirrored in a smaller array, which additionally requires the aquatic feed to have a better pellet size.
For example, the shrimp feed ought to all pass through the 40-mesh analytical screen, and also the content on the 60-mesh screen ought to be less than 5%, so the micro-grinding process has to be taken on.
More details： floating fish feed making machine
In the second pulverization procedure, the materials mixed in the very first time are lifted by the lift and afterwards go into the silo to be crushed, and after that go into the mini pulverizer. Micropulverizers are typically made use of in the processing of aquatic feeds, and also vertical-axis micro-pulverizers are usually utilized, which are equipped with powerful wind splitting up equipment, and afterwards get in the rotating grading display for screening.
3. Second squashing and mixing of secondary components.
The function of setting up the rotary grading display below is generally to get rid of the fine fluff developed by the crude fibers in the feed during the pulverization process, due to the fact that the existence of these great fluff is very easy to comply with the die hole of the fish feed extruder machine till the die hole is blocked, creating Close down for cleaning, so it must be removed.
The cleaned products go through second batching as well as blending. Considering that the fineness of the products entering the second batching mixing bin is above 60 mesh and the density is tiny, unique interest needs to be paid to the sensation of arching.
In order to stop this phenomenon, on the one hand, the eccentric sub-expansion receptacle can be used, and also on the other hand, all the product discharge machines that have gone through ultra-fine grinding use an impeller feeder, which not just has an arch splitting system, yet also can flexibly readjust the circulation rate. dimension. Numerous resources go into the secondary mixer after second batching.
There is an fabricated feeding port over the additional mixer, which is generally used for the enhancement of trace additives. At the same time, there is a fluid enhancement device on the mixer for the addition of oil; one is for the addition of water. In the second blending procedure, different materials have to be fully blended, and the coefficient of variation curriculum vitae is less than 7%, which is the vital to making sure product quality.
Consequently, the mixer should pick a model with outstanding performance, such as doubleshaft straight paddle mixing It has high blending harmony, high output as well as rapid mixing rate. After additional squashing and also additional ingredient mixing, the material enters the succeeding procedure-- growth granulation process-- with fish feed extruder maker.
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4. Extrusion process by fish feed extruder maker.
In the extrusion procedure, the product in fact undergoes a cooking procedure under the conditions of high temperature, high humidity as well as high pressure.
Throughout this fish feed extruder machine procedure, the physical as well as chemical residential properties of the material transformed strongly, as well as currently when the material was squeezed out from the die hole, the water in the feed was immediately converted from fluid to gaseous state as well as sent out from the feed because the stress all of a sudden dropped from high pressure to about 100kPa.
Therefore, the material is extruded by fish feed extruder device to develop the supposed extruded feed. Since this sort of feed not only has the advantages of general hard pellet feedexcellent palatability, prevents automated grading of items, is very easy to transport, helps digestion, reduces waste in the feeding procedure, etc, but also has special benefits:.
In the feed, the starch has a high level of gelatinization by fish feed extruder device, the healthy protein is much more absorbable, and the utilization price of the animal feed is improved; it has exceptional floatability, which is very easy to observe the feeding situation of the fish, and can manage the water contamination to the optimum level. These are additionally the main reasons that extruded feed is extensively made use of.
There are many kinds of clothes dryers can be made use of after fish feed extruder device. When the size of the pellets is less than 4mm, a vibrating fluidized bed clothes dryer can be picked; when the size of the pellets is above 4mm, a belt dryer can be chosen, or a straight float clothes dryer can be straight picked.
Because this sort of dryer can make the material in a semi-suspended state on the entire display surface area, it can not only ensure the drying impact, yet also minimize the damages to the pellets. After the product is dried, it gets in the outside spraying system.
The outside spraying of the pellets is primarily to meet the fish's energy demands as well as minimize the loss of heat-sensitive substances during handling. The nutrients that need to not be added in the previous procedure can be supplemented by exterior splashing, as well as at the same time, the palatability of the feed can be boosted and also the powder material can be minimized.
The optimal working temperature for this procedure is around 80 . After the ℃ product goes through the external spraying system, it can get in the counter-flow cooler for cooling.
5. Finished item packaging.
The cooled down product is lifted by the elevator and afterwards squashed into the airplane rotating screen for classification. The grading sieve used after fish feed extruder maker is typically a two-layer filter, and also the product on the lower sieve is the ended up product, which can be directly entered into the ended up item warehouse, and then considered as well as packaged. The material on the top filter requires to be returned to the crusher for squashing. The product under the reduced screen is generally finely crushed, which can be gone back to the batching container as waste.
The fish feed extruder machine manufacturing process examined above is the traditional configuration of the existing water extruded feed processing innovation. Utilizing this procedure, sinking feed, slow-moving sinking feed as well as floating feed can be created.
Although extruded fish feed extruder machine innovation has actually been recognized by many suppliers as a brand-new sort of processing modern technology, it has not been widely utilized since its investment is a lot larger than that of tough pellet feed processing technology.
Nonetheless, the fish feed extruder device blowing process is the future development fad of the feed processing industry, especially in the application of water animal feed and also pet dog feed,
and also will certainly change the conventional difficult pellet feed handling modern technology.
I hope the above relevant material regarding fish feed extruder machine is helpful to you. For more details about drifting fish feed granulator equipment, you are welcome to get in touch with the personnel of Richi Machinery, we will serve you completely!
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