ZHENGZHOU SHENGHONG HEAVY INDUSTRY TECHNOLOGY CO., LTD.
Shenghong Heavy Industry Technology Co., Ltd., The company that focuses on providing customers with high-quality services
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This double roller extrusion granulation line efficiently produces high-density NPK compound fertilizer without drying requirements. Ideal for urea, DAP, MAP, potassium chloride, and other raw materials, it delivers uniform granules (2-5mm) with low dust and excellent solubility.
| Feature | Our System | Standard Systems |
|---|---|---|
| Granulation Method | Dry extrusion (no steam/binders) | Wet granulation |
| Energy Use | 25kWh/ton (no drying needed) | 45-60kWh/ton |
| Output Density | 1.2-1.4g/cm³ (high hardness) | 0.9-1.1g/cm³ |
| Footprint | 30% more compact | Larger drying/cooling units |
Raw Material Prep
Precision batching (±0.5% accuracy)
Pre-crushing (<0.5mm particles)
Extrusion Granulation
Twin rollers (≤100mm adjustable gap)
50-100MPa pressure for uniform granules
Post-Processing
Edge trimming & surface polishing
Sieving (3-layer vibrating screen)
Capacity: 3-20TPH
Granule Size: 2-5mm (customizable)
Moisture Tolerance: ≤5% (no drying required)
Power: 55-280kW (model dependent)
NPK 15-15-15/17-17-17 production
Controlled-release fertilizer cores
Potash/SOP granulation
Certifications: CE, ISO 9001