Schmidt-Bretten SIGMA
SubCategory: PlateHeatExchangers
Manufacturer: SchmidtBretten
Industry: FoodBeverage;BrewingBeverages;Diary;SugarProcessing;HeatingVentilationAirConditioning;Automotive;Petrochemical;PowerGeneration;OilGas;Chemical;Pharmaceutical;SurfaceFinishing;WastewaterTreatment
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Key Specifications
- Flows up to 4500 m³/h
- Pressure up to 30 bar
Product features
- True counter-flow principle → Supports efficient heat transfer even when temperature differences are demanding
- Corrugated plate geometry → Promotes turbulence and stable thermal performance in compact equipment
- Modular plate pack → Allows adaptation when process duties or capacity requirements change
- Wide material selection → Supports selection for food, HVAC, chemical and industrial media
- Compact heat-transfer surface → Helps reduce footprint compared with many shell-and-tube installations
- SIGMAFIX or bonded gasket options → Supports service access and correct gasket positioning
- Low hold-up volume → Helps the process respond quickly to heating or cooling changes
- AxFlow selection support → Helps match the exchanger type to duty point, media and maintenance needs
- Serviceable construction → Supports inspection, cleaning and lifecycle cost control
- Process-specific configuration → Enables selection around temperature, pressure, fouling risk and materials
Schmidt-Bretten SIGMA is relevant for plants where heat transfer has a direct effect on product quality, energy use and process continuity. It is selected for heating, cooling, heat recovery, condensation and process heat-transfer duties across HVAC, food, chemical, pharmaceutical and industrial markets. For engineers and maintenance teams, the main value is a configurable exchanger concept that can be matched to heat duty, media properties, pressure drop and cleaning strategy without oversizing the installation.
SIGMA is the gasketed plate heat exchanger family from Schmidt-Bretten for compact, serviceable heat transfer. Corrugated plates are clamped between fixed and movable pressure plates, allowing large effective heat-transfer area in a small footprint. Schmidt-Bretten plate technology uses corrugated plate geometry to generate turbulence and support effective distribution across the heat-transfer surface. Depending on the variant, the exchanger can be configured with suitable plate material, gasket concept, connection type and frame arrangement so the thermal solution fits the actual process rather than a generic duty point.
Key technical parameters include corrugated plates, true counter-current flow, temperature range from -29 °C to 200 °C, vacuum to 25 bar, flow above 4,500 m³/h and connections up to DN500. Across the SIGMA family, available materials include stainless steels and special alloys, while gasket options include standard elastomers and PTFE-coated or application-specific variants where appropriate. These datapoints should be checked against the final media, temperature profile, pressure level and service requirements before selection.
From a lifecycle perspective, the value of Schmidt-Bretten SIGMA is not only thermal efficiency but also access, maintainability and adaptability. Correctly selected plate geometry can reduce fouling risk, pressure loss or contamination risk, depending on the process. AxFlow can support product selection, spare-parts planning, service questions and availability so the exchanger remains aligned with process continuity and total cost of ownership.
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