
Rice hull carbonizer is key to recycling rice husks into high-quality biochar. The rice hull biochar boasts versatile applications, particularly gaining popularity in the agriculture sector. Inveators can produce biochar that meets the EBC standard through Beston rice husk charcoal making machine. Welcome to contact Beston Group for a customized solution.
What Is Rice Hull Carbonizer?
A rice husk carbonizer, also a biochar machine, converts rice hulls into biochar or charcoal through a high-temperature, low-oxygen pyrolysis process. Typically, milling 1 kg of white rice results in approximately 0.28 kg of rice husk waste. The rice husk charcoal machine offers a sustainable and eco-friendly solution for managing this agricultural byproduct.

720H Continuous Pyrolysis Technology: Driving Rice Husk Recycling Project
Increased Efficiency & Stability
The extended operational cycles offer higher capacity and fewer downtimes than batch pyrolysis. Customers can achieve a higher output of rice husk biochar, meeting growing market demands with ease.
Cost-Effectiveness & Optimal ROI
A longer continuous operation means more efficient resource utilization. With minimal maintenance required, you reduce labor and maintenance costs, ultimately lowering overall operating expenses.
Opportunity for Carbon Trading
To some extent, this technology helps the BST-50S rice hull carbonizer pass the Puro.earth technical evaluation because it:
- Ensures low emissions during pyrolysis
- Recycles sustainable biomass feedstock, not fossil carbon

Specifications of Rice Hull Carbonizer for Sale
Note: The detailed cost depends on the rice husk charcoal machine you choose. Welcome contact us for a quote!

BST-50S Model
- BST-50S technology vetted by Puro.earth
- 6,000 tons biochar production annually
- 7200H/Y stable&safe operation
- 4 configuration options

BST-06 Model
- 8000H/Y stable&safe operation
- Low-cost carbon removal process verification
- Small-scale test machine
- 2 configuration options
| Model | BST-50 Standard | BST-50 Max | BST-50S | BST-06 Quicker |
|---|---|---|---|---|
| Operating Mode | Continuous | Continuous | Continuous | Continuous |
| Application | Commercial-scale | Commercial-scale | Commercial-scale | Pilot Testing |
| Certification Platform | Isometric, Rainbow | Isometric, Rainbow | Puro.earth, Isometric, Rainbow | Rainbow |
| Reactor Material | Staineless Steel 304 | Staineless Steel 304 | Staineless Steel 310s | Staineless Steel 304 |
| Feedstock Moisture | Below 15% | From 15% to 55% | From 15% to 55% | Below 15% |
| Feedstock Size | 5-20mm | 5-20mm | 5-20mm | 5-20mm |
| Feeding Capacity (only for pyrolysis) | 10-15m³/h | 10-15m³/h | 10-15m³/h | 100-200KG/H |
| Max. Pyrolysis Temperature (Combustion Chamber) | 650℃ | 650℃ | 700℃ | 650℃ |
| Residue Retention Time | 15-20 minutes | 15-20 minutes | 15-20 minutes | 15-20 minutes |
| Operating Pressure | -20 - 0 pa | -20 - 0 pa | -20 - 0 pa | -20 - 0 pa |
| Cooling Method | Water | Water | Industrial Refrigeration Units | Water |
| Exhasut Gas Treatment | Standard | Standard | High Performance | Standard |
| Biochar Temperature | 45℃ | 45℃ | 45℃ | 45℃ |
| Annual Operating Hours | >7200hrs | >7200hrs | >7200hrs | >7200hrs |
| Service Life | 5-8 years | 5-8 years | 8-10 years | 5-8 years |
| Land Space Required (L*W*H*m) | 35*15*8 | 65*15*8 | 65*15*8 | 35*15*8 |
| Power Consumption | 121kw/h | 270-288kw/h | 270-304kw/h | 25.1kw/h |
| Water Consumption | 5-7m³/day | 5-7m³/day | 0 | 3-5m³/day |
| Fuel Consumption | 220-260m³/h | 220-260m³/h | 220-260m³/h | 30-50m³/day |
| Installation Period | 60 days | 60 days | 60 days | 7 days |
BST-50S Rice Hull Carbonizer: Meet Puro Technical Standard

Tar Dust Self-cleaning System
This technology achieves no dust blocking of pipelines and no tar coking buildup. Benefits:
- reduces fuel costs and minimizes downtime;
- ensures stable output and higher ROI.
Dual-cylinder Rotary Core Kiln
This design supports multi-stage carbonization: the inner cylinder for intensive drying, and the outer cylinder for complete carbonization. Benefits:
- Improve biomass pyrolysis efficiency;
- Maximize carbon conversion efficiency and biochar yield.