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Sanitary plate heat exchangers

Our SONDEX® sanitary plate heat exchangers use FDA compliant materials and are designed for use in food, dairy, and beverage applications as well as other applications with strict sanitary requirements. We have the in-depth process knowledge and extensive experience needed to engineer hygienic, high-performance solutions.

We care greatly about your end product and take the necessary steps to ensure the highest output quality. Each solution is designed based on your specifications to provide the perfect conditions for your product.

Features and benefits

Heat exchanger solutions that adhere to the strict hygienic demands of the industries and complies with FDA material standards.

Plate technology made to provide the highest output product quality. We ensure gentle media treatment during processing with precise flow control, perfect temperature profiles, and the optimal residence time for all applications.

Cladded or stainless steel frames designed to be easily accessible for quick and trouble-free inspection, maintenance, or cleaning – including cleaning in place (CIP).

Enjoy huge savings on your power consumption with our regenerative pasteurizers that can recycle up to 95% of the energy.

Applications

  • Dairy/food/beverage industry
    - e.g. regenerative pasteurisation applications
  • Industries with sanitary requirements

Technical specifications

  • Connections from DN25 to DN800 (1" to 32")
  • Frames designed according to FEA and PED 2014/68/EU (EN13445) and ASME sec VIII, Div. 1 construction standards
  • Plate materials: AISI 304/316, titanium, SMO, Hastelloy*
  • Gasket materials: EPDM-HT, NBR-HT, Viton*
  • Plate heights up to 3.5 m (11.5 ft)
  • Flow rates up to 1,600 m3/h (7,045 gpm)
  • Working pressure up to 25 bar (363 psi)
  • Working temperatures from -20 °C to 180 °C (-4 °F to 356 °F)

*other materials available upon request

Discover how the SONDEX® gasketed plate heat exchanger operates.

From design and construction to working principles, we take you through the key features behind these high-efficiency heat transfer solutions.

Documents

Documents
Type Name Language Valid for Updated Download File type
Brochure A world of heat exchangers English Multiple 18 Nov, 2024 7.2 MB .pdf
Brochure A world of heat exchangers Bulgarian Bulgaria 04 Oct, 2024 5.3 MB .pdf
Brochure A world of heat exchangers Romanian, Moldavian, Moldovan Romania 10 Oct, 2024 9.7 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Polish Multiple 05 Jun, 2025 9.2 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Chinese (CN) Multiple 17 Jan, 2024 9.6 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers French Multiple 05 Jun, 2025 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Danish Multiple 05 Jun, 2025 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers German Multiple 17 Jan, 2024 9.2 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers English Multiple 01 Sept, 2023 9.6 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Italian Multiple 01 Aug, 2024 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers German Multiple 05 Jun, 2025 9.2 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers English Multiple 20 Sept, 2022 9.7 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers French Multiple 22 Dec, 2023 9.2 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Chinese (CN) Multiple 05 Jun, 2025 9.6 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Hungarian Multiple 13 Sept, 2023 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Polish Multiple 13 Sept, 2023 9.2 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Danish Multiple 15 Sept, 2023 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers English Multiple 13 Sept, 2023 9.6 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers English Multiple 01 Sept, 2023 13.0 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Hungarian Multiple 05 Jun, 2025 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Italian Multiple 05 Jun, 2025 9.1 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers Russian Multiple 17 May, 2024 16.5 MB .pdf
Operating guide Gasketed and semi-welded Plate type heat exchangers English Multiple 02 Jun, 2025 9.6 MB .pdf
Brochure Gasketed plate heat exchangers - Next-generation heat transfer solutions English Multiple 22 Nov, 2024 4.4 MB .pdf
Data sheet Gasketed Plate Heat Exchangers DN 100 Lithuanian Multiple 27 Jan, 2021 3.0 MB .pdf
Brochure SONDEX® Free Flow sugar brochure English Multiple 27 Nov, 2024 7.2 MB .pdf
Brochure SONDEX® Traditional Plate Heat Exchangers English Multiple 12 Feb, 2024 9.4 MB .pdf

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