Gasketed Plate & Frame

Engineered for maximum uptime and adaptability, gasketed plate and frame units combine robust pressure frames with precision-stamped plates and field-replaceable sealing gaskets to achieve exceptional thermal performance, rapid maintenance turnaround, and seamless integration across sanitary, industrial, and utility applications.

  • Flexible Configurations: Single-pass, multi-pass, semi-welded, wide-gap, and free-flow models tailored to fluid characteristics.
  • Scalable Performance: Wide range of surface areas servicing micro to mega-scale operations.
  • Premium Alloys: 304L, 316L, Titanium Gr.2, Alloy 254, Hastelloy C-276, and Incoloy for extreme compatibility.
  • Enhanced Flow Dynamics: Proprietary chevron angles, inlet zones, and turbulence promoters reduce fouling and boost U-values.
  • Code-Certified Builds ASME Section VIII, PED 2014/68/EU, FDA, 3-A, and CRN registered designs.
  • Specialized Sealing EPDM, NBR, Viton, PTFE-coated, or clip-on gaskets for temperature, chemical, and hygiene demands.
Complete Units
Industrial & Sanitary
  • High-Volume Flow Capacity
  • Corrosion-Resistant Stainless
  • Easy Field Expansion
Process Gasketed Plate Heat Exchanger
Plates & Gaskets
OEM Replacements
  • 304, 316 & Titanium
  • NBR, FDA, EPDM & More
  • Stock and Short Leadtime
Hygienic Gasketed Plate Heat Exchanger

Gasketed Plate & Frame Systems

Core Applications

Deployed worldwide in ultra-high-efficiency processes including HTST pasteurization, clean-in-place preheat, district energy networks, glycol loop cooling, bio-pharmaceutical WFI heating, viscous slurry cooling, refinery interchangers, data center liquid cooling, and geothermal energy extraction.

Engineering Specifications

Frames constructed to ASME U-stamp or PED Module H, with plate embossing depths from 2.5 mm to 6 mm and port diameters up to 20 inches. Maximum design pressure 362 psi (25 bar), temperature range -60°F to 400°F. Heat transfer coefficients routinely exceed 1,500 BTU/hr·ft²·°F. Configurations support true counter-current flow with temperature crosses up to 1:1.2 ratio.

Complete compliance portfolio includes USDA, PMI, seismic UBC Zone 4, and marine ABS/DNV type approval. Optional features: insulated shrouds, backflush connections, drip pans, and PLC-integrated leak detection.

Standard Gasketed Units

Traditional clip- or glue-free gasket systems allow plate pack removal in under 30 minutes. Field-addable plates increase capacity by 100% without new frame purchase. Ideal for utilities, HVAC, and general process fluids with moderate fouling potential.

Semi-Welded Cassettes

Laser-welded twin-plate cassettes contain aggressive refrigerants or corrosives on one circuit while retaining full gasket serviceability on the opposite side. Eliminates O-ring failures in ammonia evaporators and caustic soda concentrators.

Frequently Asked Questions

Precision-stamped metal plates with elastomeric perimeter gaskets are compressed between end frames to form alternating flow channels. This creates intense turbulence at low Reynolds numbers, yielding heat transfer rates 3–5× higher than tubular designs while occupying 20–30% of the footprint.


Core benefits include:

  • Thermal Superiority:Approach temperatures below 2F and LMTD correction factors less than 0.95
  • Space Efficiency:Up to 500 m² in a 2 m × 1 m envelope.
  • Adaptability:Add or remove plates on-site to match changing duties.
  • Cleanability:Full disassembly for visual inspection and mechanical brushing.

Hot and cold streams enter dedicated corner ports and distribute across alternate plate gaps. Chevron patterns induce cross-corrugated flow, breaking boundary layers and promoting nucleation. Gaskets prevent intermixing while guiding fluids to exit ports in true counterflow orientation.

Specify for duties requiring >1,000 W/m²·K coefficients, frequent cleaning, fluid viscosity >50 cP, particulate loads, or future capacity changes. Hygienic sectors mandate 3-A models; ammonia refrigeration demands semi-welded cassettes; high-alloy needs favor titanium or Hastelloy plates with FDA elastomers.

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