Loval Oy

Finland

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Loval Oy is a Finnish manufacturer of customized heating and cooling components, established in 1960 in Loviisa, Finland. The company has utilized advanced vacuum brazing technology since 1982 as a primary joining process to manufacture leak-tight, high-precision thermal systems and heating elements.

Operating from a 20,000 m² production facility in Loviisa, Loval exports roughly 95% of its production to international markets across Europe and globally. The company collaborates closely with European heat pump manufacturers, catering as an OEM development and manufacturing partner from prototype engineering through serial manufacturing.

Loval adheres to verified environmental management standards, holding ISO 14001 certification and an EcoVadis Silver medal rating.

Offer

Loval specializes in flux-free vacuum brazing of complex metallic structures, tubular heating elements, and heat exchangers across multiple materials:

Vacuum Brazing Services: High-temperature brazing inside controlled vacuum furnaces without flux, joining parts across the entire contact surface to create leak-tight and corrosion-resistant bonds for hydraulic blocks, manifolds, shape assemblies, and cooling plates.
Brazed Plate Heat Exchangers: Asymmetrical and CFD-optimized plate heat exchangers engineered for modern refrigerants, evaporators, condensers, and reversible heat pump applications.
Integrated Brazed Heat Exchangers (IBHE): Patented units combining plate heat exchangers directly with integrated electric heaters.
Flanged & Industrial Heating Elements: Hard-brazed stainless steel heating elements for water heating, steam generation, medical/laboratory autoclaves, marine engines, and hydraulic reservoirs.
Testing & Validation: Comprehensive in-house laboratory testing including life cycle fatigue testing, burst pressure testing, and thermal efficiency dimensioning.

Loval Oy

Offer

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