Submerged Entry Nozzel (Shroud) Preheaters

SEN / SES Preheaters for Consistent Nozzle & Shroud Preheating

Stelter & Brinck SEN/SES preheaters are designed to preheat multiple submerged entry nozzles or shrouds prior to exposure to molten metal. Systems are configured around customer-supplied process data, equipment specifications, and operating requirements.

Each unit can include a cast-refractory nozzle holder and the combustion and control components specified for the application, including:

  • High-turn-down burner system
  • Combustion blower
  • Temperature and combustion controls
  • Valve train

FEATURES

Our SEN/SES preheaters are designed for straightforward operation, installation, and maintenance. Standard features include:

  • Integrated Control Panel – Includes first-out fault annunciator, PID digital temperature controller, FM-approved high-temperature limit, flame safety relay, main power disconnect, control transformer, and combustion blower motor starter. UL 508A control panels are available upon request.
  • Remote Interface Capability – Available for integration with PLC or DCS systems.
  • Application-Specific Configuration – Equipment can be configured to meet applicable FM, CE, GAP, NFPA, or CSA requirements. Low- and ultra-low-NOx options are also available.
  • Certified Fabrication – Welding performed by personnel certified to AWS D1.1, D1.3, and D1.6 standards.
  • Single-Piece Construction – Factory-assembled equipment can help simplify field installation and reduce the amount of field assembly required.

ADVANTAGES OF A S&B PRE-HEATER:

With more than 100 years of industrial process heat experience, Stelter & Brinck provides SEN/SES preheaters designed for reliable operation and consistent temperature control in demanding metals-industry applications.

Key features and benefits include:

  • Temperature Control – Supports specified ramp, soak, and preheating cycles for the application.
  • Consistent Heating – Burner and airflow configurations are designed to promote even heating across multiple nozzles or shrouds.
  • Service-Friendly Design – Equipment is configured to provide access to components for routine inspection, maintenance, and service.
  • Factory Testing & Combustion Tuning – Each unit is test-fired and combustion-tuned in-house prior to shipment.
  • Start-Up & Maintenance Support – On-site start-up assistance and ongoing service and maintenance support are available.

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