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HydraTherm – Continous rice and pasta cooker

The Continuous GREEN Solution for Rice, Pasta, and Specialty Grains

  • Background
  • Highlights
  • Applications
  • Brochure


The HydraTherm is a specialized continuous food hydration cooking system for rice, pasta, and specialty grains. Employing a full absorption cooking format and delivering only enough utilities to hydrate the product to the operator specified level, the HydraTherm is a waste-free system that conserves energy and drives down operating costs.

HydraTherm Continuous Food Hydrator Advantages

  • Green, sustainable, and conservative on process utilities
  • Precisely automated utility delivery and temperature control
  • Integrated ingredient metering systems
  • Efficient heat transfer
  • Reduced cycle times
  • High Yields
  • Improved food safety
  • Scalable, repeatable, consistent recipes
  • Sanitary design
  • Robust construction
  • Controlled flexible movement during thermal cycling
  • Application versatility
  • Blentech dedicated service & support


Green Processing This continuous thermal food hydrator is environmentally friendly.
  • Full absorption hydration eliminates wastewater and drives down operating costs.
Systems Integration
  • Mechanical Engineering, Controls Engineering, Process Development, and Project Management services for complete integration of:
  • Loading & Bulk Grain Transfer Systems
  • Integrated Washing & Soaking Systems
  • Material Handling Equipment
  • Ingredient Metering Solutions
  • Product Transport Solutions
  • Product Cooling Systems
  • OEM Technology
Food Safety
  • Uniform mixing and high efficiency heat and moisture transfer to ensure consistent temperature and eliminate the risk of undercooked product
Versatility This versatile continuous food hydrator can be utilized in multiple ways. Blentech strives to keeep your commericial kitchen agile and flexible with the HydraTherm.
  • Designed for increased throughput, product line expansion, growth, and flexibility
  • Wide range of application capabilities
  • Adaptable technology for changing client requirements
Control & Automation
  • Complete automation so that single operator can manage the entire system.
  • PLC controls soaking, rinsing, feed rate, residence time, mixing, ingredient and utility addition rates.
  • Historical process data collection & archiving systems
  • Precise process control for repeatable, scalable high quality results
  • Reduced thermal cycling fatigue to extend Blentech equipment life
  • Fewer spare parts, repairs, and reduced maintenance reduce overhead and operating costs
  • Robust construction
Innovative Conditioning Options
  • Multi-stage soaking, rotary rinsing, and material handling equipment condition rice and specialty grains prior to cooking resulting in less broken grains.
  • By sealing micro-fissures within the kernel with warm-water soaking and washing away debris with rotary rinsing stages, Blentech ensures a gold standard finished product.
  • De-clumping and post-cook steam equilibration for clump-free hydrated product.
Sanitary Design
  • Blentech equipment is designed to be sanitary, safe, and easily cleanable
  • Compliant with global food, biotech, pharmaceutical and cosmetic industry guidelines for sanitary design.
  • Ergonomic design to protect the health and safety of your workforce.


Core Applications Controlled hydration grain cooking allows the HydraTherm to prepare food thoroughly and evenly.
  • Parboiled Rice Varieties
  • Authentic Sushi-Grade Rice
  • Pasta
  • Specialty Grains
  • Flavored, Multi-Ingredient Grain Recipes
Extended Applications
  • Some non-parboiled short-grain rice varieties possible with integrated washing/soaking techniques and optimized conditions.
Modes ofOperation
  • Full-Absorption Cooking
  • Blending
  • Steaming
  • Hydrating
  • Metered Ingredient Addition
  • Integrated Washing
  • Integrated Soaking
  • Conveying Systems (ambient, cooling)
  • Post-Cook Steam Equilibration
  • Rotary De-clumping
Suggested Products: Looking for a continuous steam cooker? The Infinity Cooker is the best in direct steam injection continuous cookers. Learn more today!

We have found the Blentech cooker to be more versatile than our standard cooking kettles. Our yields and product quality are excellent with the Blentech technology and the cycle times exceeded our expectations! The robust construction of Blentech equipment is unparalleled..

Bruce Cihonski
of Tyson Foods

Blentech Gets Published!

Blentech is published in "Thermal Processing of Ready-to-Eat Meat Products."

By: Darrell Horn and Daniel Voit