Rotary Drum Drying Machine

  • Daily Input Volume: 3-10m³
  • Fermentation Cycle: 7-15 Days
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Introduction

Double Roller Extrusion Granulator is designed for dry granulation of fertilizer powders. It uses high-pressure rollers to compress powder materials into granules without drying, making it suitable for NPK, compound fertilizer and other powder materials.

Suitable Materials

NPK Compound Fertilizer Materials
  • NPK Fertilizer Powder
  • MAP
  • Compound Fertilizer Powder
  • Potassium Chloride
  • Urea
  • Potassium Sulfate
  • Ammonium Sulfate
  • Magnesium Sulfate
  • Ammonium Chloride
  • Zinc Sulfate
  • DAP
  • Micronutrient Fertilizer Powder
Organic & Specialty Fertilizer Materials
  • Humic Acid
  • Soil Conditioner Powder
  • Fulvic Acid Powder
  • Silicon Fertilizer Powder
  • Bio-Organic Fertilizer Powder
  • Calcium Magnesium Fertilizer
  • Organic-Inorganic Fertilizer Powder
  • Other Specialty Fertilizer Powders
  • Amino Acid Fertilizer Powder
  • Seaweed Fertilizer Powder
Mineral Materials
  • Bentonite
  • Calcium Carbonate
  • Dolomite Powder
  • Phosphate Rock Powder
  • Limestone Powder
  • Magnesite Powder
  • Gypsum Powder
  • Clay Powder
  • Kaolin
  • Other Mineral Powders
  • Zeolite Powder
Chemical Powder Materials
  • Sodium Sulfate
  • Inorganic Chemical Powder
  • Sodium Chloride
  • Chemical Additive Powder
  • Potassium Carbonate
  • Catalyst Carrier Powder
  • Calcium Chloride Powder
  • Other Chemical Powders
  • Magnesium Chloride Powder
  • Industrial Salt Powder
Industrial & Recycling Powder Materials
  • Fly Ash
  • Mineral Concentrate Powder
  • Desulfurization Gypsum
  • Industrial Dust Powder
  • Carbon Powder
  • Mineral Residue Powder
  • Graphite Powder
  • Recycled Powder Materials
  • Ceramic Powder
  • Other Compressible Powder Materials
  • Refractory Powder

Material suitability depends on moisture content, particle size, formulation and compressibility. Trial testing is recommended for special materials.

Finished Granules

Granule Shape and Size Can Be Customized

Finished Granules
Finished Granules
Finished Granules

Working Principle

Powder materials are fed into the machine and compressed between two counter-rotating high-pressure rollers. The compacted material is then crushed, shaped and screened into uniform granules. Oversized or undersized particles can be recycled for re-granulation. The entire process uses dry granulation without drying or large amounts of water.

Powder Materials
Feeding Hopper
High Pressure Extrusion & Granule Forming
Crushing
Screening
Qualified Granules

Working Principle

ModelCapacity (t/h)Power (kw)Roller Size(mm)Raw Material Size (mm)Finished Granules Size (mm)Raw Material Moisture
DZJ-I-1.01-1.515Φ150X220≤0.5Φ2.5-Φ102%-5%
DZJ-I-2.01.5-2.518.5Φ150X300≤0.5Φ2.5-Φ102%-5%
DZJ-I-3.02.5-3.522Φ186X300≤0.5Φ2.5-Φ102%-5%
DZJ-I-4.03.5-4.545Φ300X200≤0.5Φ2.5-Φ102%-5%
DZJ-II-1.01-215Φ150X220≤0.5Φ2.5-Φ102%-5%

Advantages

No Drying Required
Save drying equipment and fuel costs.
Low Energy Consumption
Suitable for energy-saving fertilizer production.
Low Moisture Requirement
Granulation without adding large amounts of water.
Simple Production Process
Shorter process and easier operation.

FAQ

What materials can the double roller extrusion granulator process?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

Does the double roller granulator require a drying machine?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

What granule shapes can it produce?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

Can the granule size be customized?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

What is the production capacity?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

Can the roller mold be customized?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

Can you provide a complete fertilizer production line?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

Can I test my raw material before purchasing?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

Is the machine easy to operate and maintain?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

How do I choose the right double roller granulator?

No. It uses a dry granulation process, so no drying machine is required in most applications. This helps reduce energy consumption and simplify the production process.

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