Food Pet Animal Food Machinery Sinking Floating Fish Feed Pellet Processing Line Dog Food Making Extruder Machine

 

 

A pet food extruder is a core piece of equipment in pet food production. Through high-temperature and high-pressure processes, it transforms various raw materials into nutritious, easily digestible, and highly palatable extruded feed for pets. The production process is generally as follows:

1. Pretreatment and Conditioning: First, the raw materials (such as grains, legumes, meat by-products, and vitamin and mineral additives) are pulverized and mixed. Then, they pass through a conditioner, where steam and water are added to bring the moisture content to 25%-30%. This increases the temperature and initiates starch gelatinization, preparing the material for extrusion.

2. Extrusion: The tempered material is fed into the extrusion chamber. Here, the screw pushes the material through extremely high pressure (compression ratios of up to 4-10) and high temperature (either through steam heating in the barrel jacket or frictional heating). This process thoroughly gelatinizes starch, denatures proteins, and eliminates harmful microorganisms.

3. Extrusion and Cutting: When the high-temperature, high-pressure material is suddenly extruded from the die into a normal-pressure environment, the pressure drops dramatically, instantly evaporating the internal moisture and rapidly expanding the material into a porous structure. Then, a high-speed rotating cutter cuts it into the required length.

 

 

 

Parameter	DGP-100	DGP-120	DGP-135	DGP-160	DGP-200
Capacity(kg/h)	500	600-700	800-900	1000-1200	1800-2000
Main motor(kw)	37	55	75	90	132
Feeder motor(kw)	1.5	1.5	1.5	2.2	3
Cutter motor(kw)	1.5	1.5	2.2	2.2	3
Screw diameter(mm)	φ100	φ120	φ135	φ160	φ200
Machine size(m)	2 * 2.8 * 1.2	2.2 * 2.9 * 1.2	2.2 * 3.1 * 1.37	2.3 * 3.15 * 1.38	2.35 * 3.45 * 1.65
Weight(kg)	1500	1800	2000	2500	3200

 

 

1. Feeding System: Typically, a screw feeder is used to ensure uniform and continuous material flow into the extrusion chamber, preventing clogging.

2. Screw and Barrel: These are the core components of the extruder. Screw: Often a modular design (building block style), the structure can be adjusted to suit product requirements. Made of wear-resistant and corrosion-resistant alloy steel, it is durable. Barrel: The outer layer is typically jacketed with a heating/cooling jacket, allowing for precise temperature control in different zones.1 The inner wall is smooth and wear-resistant, reducing drag and preventing material residue.

3. Die and Cutting Device: Die (die plate): Determines the final shape and size of the product (e.g., round, bone, or fish). By replacing the die, different product shapes can be produced. Cutter: An independent, high-speed rotating cutter with adjustable speed controls pellet length and ensures uniformity. 4. Control system: Equipped with an intelligent control system, it can accurately set and control parameters such as feeding speed, screw speed, temperature of each section, cutting speed, etc., and has real-time monitoring and fault alarm functions to ensure production stability and product quality.

 

 

 

 

 

 

1. What is the price of the fish feed pellet machine?

The price ranges from approximately US$1,500.00 - 15,000.00

2. Do you provide maintenance services for your customers?
Yes, we offer comprehensive after-sales maintenance services to our customers.

 

For more information on process flow design, equipment layout, factory construction plans, individual equipment pricing, or turnkey project proposals, please feel free to contact us!!!

 

 

 

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