Our industrial hardeners

Tailor-made hardeners for your production line

Controlled cooling, superior hygiene, perfect integration within your production process

Developed to meet the specific needs of the food industry, our hardeners provide an innovative solution for the surface freezing of delicate or complex products. Used as an alternative to traditional spiral freezers, they offer a fast and efficient process through a refrigerated plate that freezes only the lower layer of the product, preventing deformation and residue build-up.

Two Woman Brainstorming

Industrial Applications

  • Partial cooling of baked goods (e.g. frozen brioches)

  • Pre-freezing of marinated or moist foods

  • Direct freezing of thin or small products (snacks, slices, portions)

  • Rapid cooling of freshly cooked products (e.g. rice or cereals)

  • Pre-treatment before entering traditional freezing tunnels

  • Integration into high-frequency production lines

Key features

  • High-efficiency refrigerated plate

  • Structure without insulation and internal ventilation

  • Targeted surface freezing (1–2 mm)

  • Modular configuration, adaptable to existing lines

  • Food-grade certified materials

  • Easy cleaning and maintenance

  • Custom design based on customer requirements

Tailor-made indistrial hardeners

How a hardener works

The hardener is a tunnel in which the food product passes for a few seconds over a refrigerated plate, without the use of ventilation or thermal insulation. During this short time, only the lower part of the product cools or freezes, creating a solid surface that facilitates subsequent processing (full freezing, packaging, transport).

This method prevents the product from taking on the shape or imperfections of the conveyor belt (typical of spiral tunnels) and reduces the dispersion of liquids or residues, especially in the case of marinated or moist foods.

In some cases, by increasing the contact time, the hardener can also be used to completely freeze small products or to rapidly reduce the temperature of freshly cooked foods, such as rice, which would otherwise risk becoming compact.

Team Discussion

The refrigerated plate solution
for precise, fast, and residue-free freezing

The advantages of BiFreezer hardeners

  • Rapid and precise freezing
    Perfect for treating the base of products before entering more complex tunnels

  • Reduction of residues
    No build-up of liquids or scale on the belt, thanks to direct contact with the plate.

  • Versatility of use
    Also suitable for the complete freezing of thin or small products
  • Ideal for complex foods
    Effectively cool products such as freshly cooked rice, preventing starch-related compaction
  • Custom integration
    Hardeners fit perfectly into existing systems, with customised dimensions and features.

Speak with our experts (+39) 010-726-1703 or request a quote.

Why choose our industrial hardeners

What makes us the right choice

CUSTOM DESIGN
Each project is adapted
to specific technical requirements

CERTIFIED ISO, EN STANDARDS
Internationally validated
tests

CONTINUOUS TECHNICAL SUPPORT
From installation to maintenance

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Customised Solutions