Chestnut sterilisation system for parasite control
Ensure pest-free chestnuts with precision-controlled hot water sterilisation, effectively eradicating eggs and larvae while maintaining product integrity.

Sterilizes and Prepares Chestnuts for Processing
The hot water chestnut sterilization line from Boema S.p.A. offers a robust solution for food processing companies and agricultural product manufacturers requiring high-quality sterile nut products. It employs a controlled hot water system, maintaining a precise temperature regime over 40 minutes, efficiently destroying parasites and insect eggs in chestnuts. This method surpasses traditional gas sterilization approaches by ensuring the absence of pesticide residues, thereby enhancing food safety.
This line is equipped with a drum sterilizer, cooling tanks, and drying tunnels, facilitating comprehensive processing from sterilization to final conditioning. Designed for continuous, high-speed operations, it supports various throughput needs with customizable line sizes. The equipment seamlessly integrates into existing production lines, offering an automated, PLC-controlled system that allows for remote monitoring and adjustments.
Boema’s sterilization line caters specifically to food, agri-food, and nut processing industries, producing end products such as sterilized chestnuts and pest-free nut products. The use of durable materials ensures long-term operation and minimal maintenance, aligning with rigorous food safety standards. Optional customization and engineering support are available to meet specific operational demands and compliance needs.
Benefits
- Ensures food safety by eliminating pests and pesticide residues without chemicals.
- Increases processing efficiency with continuous high-speed operation.
- Reduces operational costs through automated PLC-controlled systems.
- Offers flexible processing capacities to meet varying production needs.
- Complies with food industry safety standards for reliable product quality.
- Applications
- Nuts,Food processing,Chestnuts
- End products
- Sterilized chestnuts,Pest-free nut products,Processed chestnut puree
- Steps before
- Sorting,Washing
- Steps after
- Cooling,Packing,Drying
- Input ingredients
- chestnuts,insect eggs,parasites,larvae
- Output ingredients
- sterilized chestnuts,absence of pesticide residues,parasite-free chestnuts
- Market info
- Boema is known for manufacturing customized industrial equipment, particularly for the food processing industry, with expertise in handling engineered-to-order projects. The company is reputed for delivering innovative, high-quality solutions tailored to client-specific requirements.
- Sterilisation method
- Hot water
- Process temperature control
- Strictly controlled
- Sterilisation time
- Approx. 40 minutes
- Capacity
- Different sizes available
- Parasite control
- Balaninus Elephas,Laspey Resia Spp
- Cooling method
- Water tank separation
- Drying system
- Drum tunnel
- Sterilisation method
- Hot water bath
- Temperature control
- Strictly controlled
- Treatment duration
- Approx. 40 minutes
- Parasite elimination
- Insects and larvae
- Setup flexibility
- Different line sizes
- Product cooling
- Water tank
- Product drying
- Drum tunnel
- Purpose
- Prevents insect birth and eliminates parasites
- Drum steriliser
- Included
- Corrosive resistance (e.g. acids)
- Yes/No
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Biological compatibility
- Yes/No
- Cleanability
- High/Medium/Low
- Heat sensitivity
- Yes
- Foaming
- No
- Container type
- Bins/Tanks
- Container size
- Variable
- Viscosity
- Low
- Water immersion compatibility
- Yes
- Pest control capability
- Yes
- Drum steriliser size
- Customizable
- Footprint
- Varies with size
- Tank shape
- Customizable
- Tank size
- Varies with capacity
- Feed method
- Manual / Automated
- Discharge method
- Drum tunnel drying
- Size Variability
- Different sizes according to capacity
- Temperature Control
- Strict temperature control
- Cooling Method
- Tank with water to cool the product
- Drying Method
- Drum tunnel for drying
- Sterilisation Method
- Hot water system