Advanced heat treatment services
Castle Group® boasts the world's largest electrical installation for heat treatment.
Castle Group offers a full suite of advanced heat treatment services designed to enhance food safety, flavor, texture, and shelf life.
250°C
Temperature Range: Up to 250°C for precise and controlled heat treatment processes.
5000 kg/h
Batch Capacity: From 50 kg to 5000 kg per process per hour for both small-scale and large-scale production.
Overview of heat treatment services

Toasting/ roasting
Enhances flavor and aroma in nuts, seeds, cereals, coffee beans, cacao nibs, and spices.
Ideal for snacks, baked goods, and breakfast cereals.

Pasteurisation
Reduces microbial load in grains, nuts, seeds, spices, and flours.
Ensures compliance with food safety standards for sensitive ingredients.

Drying
Reduces moisture content in grains, legumes, herbs, and dehydrated vegetables.
Extends shelf life and improves product
stability.

Sterilisation
Eliminates pathogens in grains, nuts, seeds, spices, and flours.
Ensures compliance with stringent food safety
standards.

Seasoning
Infuses distinct flavors into nuts, seeds, spices, and pulses.
Custom seasoning blends for snacks, cereals, and baked goods.

Steam flushing
Removes undesired chemical species and odors from grains, seeds, and spices.
Enhances product safety and quality.

Enzymatic (in)activation
Modifies product characteristics in grains, nuts, and seeds.
Enhances or stabilizes texture and functionality in processed foods.

Protein denaturation
Alters protein structures in nuts, seeds, beans, and pulses.
Enhances texture and processing qualities for
specific applications.

Extraction of toxic molecules
Removes harmful substances from grains, seeds, spices, and pulses.
Contributes to safer, higher-quality products.

Grain puffing
Creates unique textures in grains for snacks and cereals.
Adds visual appeal and lightness to puffed
products.

Saccharification
Converts carbohydrates into sugars in grains, pulses, and flours.
Enhances sweetness and functionality in
processed foods.
Key benefits

Food safety
Eliminate
pathogens and reduce microbial activity.

Enhanced flavour
Roasting
and toasting bring out rich, aromatic profiles.

Extended shelf life
Reduce moisture content, improving product stability.

Clean label
Non-chemical
processes ensure natural results.
Solve industry challenges with precision
Struggle: Ensuring food safety while maintaining product quality.
Solution: Our heat treatment processes reduce pathogens without compromising flavor, texture, or nutritional value.
Struggle: Meeting clean-label and sustainability demands.
Solution: We use eco-friendly, CO2-neutral operations powered by renewable energy.
Struggle: Achieving consistent results at scale.
Solution: Our advanced technologies ensure uniform heat distribution and precise control for every batch.
Heat treatment for safer, longer-lasting products
Don’t miss the opportunity to enhance your product quality, safety, and shelf life with our advanced heat treatment solutions.