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Showing posts from January, 2025

What is the operating process of the cow manure organic fertilizer granulator

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  The operation process of the cow manure   organic fertilizer granulator   mainly includes multiple steps such as pretreatment, granulation, and subsequent treatment. The following is a detailed process description: 1. Preprocessing stage A. Material preparation Collect cow manure: Collect fresh or partially dried cow manure from breeding farms or centralized processing points. Add auxiliary materials such as straw, straw, sawdust or other organic materials, mix them in a certain proportion, adjust the C/N ratio (carbon nitrogen ratio) to facilitate fermentation. B. Adjust moisture content Measure the moisture content of cow manure and adjust it to a suitable moisture range, usually 40% -60%, by adding water or drying if necessary, which helps the organic fertilizer granulator to work effectively. C. Crushing and mixing Use a grinder to crush cow manure and auxiliary materials into fine pieces, then mix thoroughly and evenly to ensure that each part is fully processed. 2...

How to improve the efficiency of the conversion granulator in processing NPK fertilizer

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  Improving the efficiency of the   rotary drum granulator   in processing NPK (nitrogen phosphorus potassium) fertilizers involves optimization strategies in multiple aspects, including raw material processing, process improvement, equipment selection, and daily maintenance. Here are some key ways to improve: 1. Raw material pretreatment Drying of raw materials: Ensure that the moisture content of the raw materials is moderate, as excessive moisture can affect the granulation effect and efficiency. Generally speaking, the appropriate moisture content should be between 8% and 15%. Grinding refinement: Appropriate grinding degree helps improve the granulation quality and efficiency of the  rotary drum granulator . Coarse particles can lead to difficulty in granulation, while overly fine particles may result in easy pulverization during granulation. 2. Control granulation process parameters Drum speed: Increasing the speed appropriately can accelerate the granulation p...

Working principle and granulation characteristics of flat die granulator

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  Flat die granulator   is a mechanical equipment widely used in the granulation process of organic fertilizers, feed, and other organic materials. Its design is based on the principle of pressure to form particles of specific shapes. The following is a detailed analysis of the working principle and granulation characteristics of the flat mold granulator: working principle The core components of a  flat mold granulator  are a set of rotating molds driven by a power device and parallel arranged pressure rollers. During operation, the raw materials are fed into the machine, and as the mold rotates and the pressure roller rolls, the raw materials are compressed and forcibly extruded through the aperture on the mold to form the desired shape. The specific steps are as follows: Raw material preparation: Firstly, feed the pre treated organic materials (such as chicken manure, grains, grass powder, etc.) into the machine inlet. Squeezing molding: The raw materials are subje...