Roasting and pasteurization solution for nuts and seeds
Optimize your product line with seamless blending and pasteurization of powders, seeds, and spices to ensure superior safety and quality standards without additional drying steps.

Blends and Pasteurizes Seeds, Spices, and Powders
The Rotosol Blender-Pasteurizer from NapaRoast is designed for the seamless integration of blending and pasteurizing functions, tailored for food processors, spice manufacturers, and pet food producers aiming for high safety and quality standards. Utilizing a rotating mechanism, it ensures even distribution and heat transfer, achieving over 5-log microbial reduction without additional moisture, ideal for powders and granules. Its continuous operation supports high-speed production lines, while gravity loading and unloading enhance throughput efficiency. Equipped with an integrated CIP system, it simplifies cleaning and maintenance, reducing downtime. Available in robust stainless steel construction, it offers excellent corrosion resistance, meeting stringent food safety standards. Customizable options are available to fit specific production requirements, supported by NapaRoast’s engineering assistance.
Benefits
- Enhances product safety with over 5-log microbial reduction, ensuring compliance with food safety standards.
- Streamlines operations by integrating blending and pasteurizing, reducing the need for separate equipment and steps.
- Increases efficiency with continuous, high-speed processing, supporting large-scale production demands.
- Minimizes cleanup time and contamination risk with an integrated CIP system.
- Preserves product quality by eliminating moisture addition, avoiding the need for post-process drying.
- Applications
- Dried fruit,Pet food,Pellets,Granules,Nuts,Herbs,Spices,Cereal mixes,Seeds,Powders
- End products
- Ground cumin,Breakfast muesli,Dry dog food,Silica gel granules,Fish pellets,Protein powder supplements,Flaxseed meal,Almond flour,Dried basil flakes,Dried cranberry snacks
- Steps before
- Drying,Grinding,Purification
- Steps after
- Sterilization,Packing
- Input ingredients
- seeds,spices,powders,cereals,pet food,herbs,granules,pellets
- Output ingredients
- pasteurized seeds,pasteurized spices,pasteurized powders,blended cereals,blended pet food
- Market info
- Napasol is known for manufacturing steam pasteurization and sterilization equipment. They are recognized for providing engineered-to-order solutions that preserve the quality and nutrients of seeds, nuts, and spices while ensuring safety and compliance with food safety standards.
- Log Reduction Performance
- >5 log
- Moisture Pick-up
- None
- Automation
- Automatic Rotation
- Cleaning Method
- Integrated CIP
- Loading/Unloading Method
- Gravity
- Working mechanism
- Rotation keeps product free flowing
- Integrated steps
- Blending and pasteurizing in one step
- Batch vs. continuous operation
- Batch
- CIP principles
- Integrated CIP for easy cleaning
- Moisture control
- No moisture pick-up,no drying necessary
- Performance level
- >5 log reduction performance
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Feed/Discharge Method
- Gravity loading and unloading