Seprex Private Limited

Welcome to SEPREX, where simplicity meets process depth and efficiency in troubleshooting solutions. At the forefront of industrial innovation, we specialize in revolutionizing processes to achieve higher productivity, lower environmental impact and increased reliability. Whether you are looking to optimize existing operations or troubleshoot challenges, SEPREX is your dedicated partner in advancing your industrial endeavours.

Industries we serve:• Chemical Processing• Petrochemicals• Pharmaceuticals• Energy• Environmental• And more..!

Process plant engineering is critical for establishing efficient, safe, and sustainable processes in various sectors, including chemical manufacturing and renewable energy. It is a multidimensional discipline essential for planning, running, and improving industrial facilities.

Seprex Skid-Mounted Process Plants

Modular. Scalable. Ready-to-Operate.

The Seprex Skid-Mounted Process Plants are custom-engineered, fully integrated process units delivered on a compact skid structure, offering plug-and-play deployment with minimal site installation. These modular plants are ideal for lab, pilot, and commercial-scale operations across a wide range of chemical, pharmaceutical, and specialty applications.

✅ Key Features:

• Turnkey Modular Design:

  • All unit operations—reaction, separation, heat exchange, distillation, drying, filtration—mounted on a single structural skid.

  • Pre-fabricated, pre-wired, and pre-tested to reduce site work and commissioning time.

• Process Flexibility:

  • Designed for batch, semi-batch, or continuous operation.

  • Easily reconfigurable and scalable from lab to pilot to production scale.

• Material of Construction:

  • SS316L, SS304, Hastelloy, PTFE-lined, or glass-lined, depending on process compatibility.

• Utilities and Control:

  • Integrated with pumps, heaters, chillers, compressors, and utility interfaces.

  • Advanced automation with PLC/SCADA/HMI for real-time control, safety interlocks, and data logging.

• Compact & Portable:

  • Skid frame with lifting lugs and forklift pockets for ease of transport.

  • Designed for quick installation in R&D centers, pilot plants, or production facilities.

⚙️ Typical Configurations:

• Reactor Skids (batch/continuous stirred tank, fixed/packed bed, flow reactors)

• Distillation Skids (simple, fractional, reactive, azeotropic)

• Solvent Recovery Units

• Extraction and Filtration Modules

• Crystallization and Drying Systems

🔬 Applications:

• Specialty chemicals, fine chemicals, and API manufacturing

• Process development and scale-up studies

• On-site product testing and feasibility studies

• Hazardous and toxic material processing in isolated units

• Multi-purpose plant integration in limited space

🧩 Why Seprex?

• In-house design, fabrication, and testing

• CFD/Process simulation support for design optimization

• Compliance with ASME, CE, GMP, and ATEX (if required)

• Complete documentation, validation protocols, and user training

Seprex Process Reactor – Precision Engineered for Versatile Chemical Processing

The Seprex Process Reactor is a robust, custom-designed system engineered for a wide range of chemical reactions under controlled temperature and pressure conditions. Built to meet exacting standards, it is ideal for applications in research, development, and commercial production.

✅ Key Features:

• Custom-Built Capacity: Available from lab scale (1 L) to commercial scale (5,000 L), tailored to the client's process needs.

• Material of Construction: SS316L, Hastelloy, glass-lined, or other exotic alloys based on chemical compatibility.

• Operating Range:

  • Temperature: Ambient to 350°C

  • Pressure: Full vacuum to 100 bar(g), depending on design

• Agitation System: High-efficiency variable speed motor with customized impellers (anchor, turbine, helical, or pitched blade) for optimal mixing and mass transfer.

• Heating/Cooling: Jacketed or limpet coil with thermic fluid, steam, or hot water systems.

• Instrumentation: Equipped with sensors for temperature, pressure, pH, level, and torque (optional), integrated with PLC or SCADA for automation and data logging.

• Modularity: Reactor system can be integrated with condensers, receivers, phase separators, filtration units, and distillation columns.

• Safety: Overpressure protection, rupture discs, flameproof motor and control panel, earthing, and interlocks as per regulatory norms.

🔧 Applications:

• Fine chemicals and specialty chemicals manufacturing

• Pharma and API synthesis

• Polymerization and emulsification

• Hydrogenation, oxidation, and nitration

• Solvent recovery and purification processes

🔍 Value Addition by Seprex:

• Turnkey delivery including process design, fabrication, automation, FAT/SAT

• Simulation & CFD-backed design to optimize heat and mass transfer

• Rapid customization and scale-up support using Seprex’s in-house pilot infrastructure

• Field support for commissioning, training, and troubleshooting

• Mode: Batch as well as continuous• Reboiler Volume - 40 litre• Reboiler Temperature - Maximum 300 ◦C• Column Operating Pressure - Full vacuum to 20 bar g• Column Height - 9 meters• Automation - PCL Based Control System

Common process engineering services include:Professional engineering stamp applied as required. Process studies and design documentation. Line sizing and pipeline hydraulic calculations. Instrument process specification and sizing of in-line devices.

Welcome to SEPREX, your trusted partner in process engineering services. At SEPREX, we specialize in providing tailored solutions that optimize your industrial processes. From concept to execution, our experienced team is committed to enhancing efficiency, reliability and sustainability. Explore our services and let's enhance your operations together. Welcome to a new era of process excellence with SEPREX. We provide the following services.

We provide the following services:
• Feasibility Studies
• Piping and Instrumentation Diagram (P&ID) Development
• Basic Engineering Design Packages (BEP)
• Front End Engineering Design (FEED)
• Detailed Engineering Package
• Fluid Flow/Surge Analysis
• Troubleshooting and Root Cause Analysis
• Energy Efficiency Consulting• Cost Estimation

Seprex Heat Exchanger Design Services

Seprex offers specialized Heat Exchanger Design Services tailored for efficient thermal management across a wide spectrum of chemical processes. Leveraging process simulation, mechanical design expertise, and application-specific customization, Seprex ensures optimal energy utilization and robust thermal performance in both batch and continuous operations.

Service Highlights:

• Custom-Tailored Design:
  Thermal and mechanical design of Shell & Tube, Plate, Air-Cooled, Spiral, and Double Pipe heat exchangers based on process requirements such as temperature, pressure, fouling tendency, and flow regimes.

• Advanced Design Tools:
  Use of industry-standard software (e.g. HTRI, Aspen Exchanger Design & Rating, SolidWorks, CFD) for accurate thermal sizing, pressure drop optimization, and mechanical integrity.

• Compliance & Standards:
  Designs adhere to TEMA, ASME, API, and IS codes to ensure safety, reliability, and ease of fabrication and maintenance.

• Multi-Phase & Reactive Systems Expertise:
  Proven capabilities in designing exchangers for condensation, reboiling, vaporization, sub-cooling, and exothermic reaction heat removal, especially in corrosive and multi-component systems.

• Revamp & Retrofit:
  Analysis and redesign of underperforming or aging exchangers for increased capacity, energy recovery, or material upgradation to handle newer chemistries.

• Fabrication Support:
  Detailed fabrication drawings, bill of materials, QA/QC checklists, and technical documentation for seamless transition to manufacturing.

Applications:

• Process and utility heat exchange

• Reactor cooling jackets and coils

• Reboilers and condensers

• Interchangers and economizers

• Waste heat recovery units

Why Seprex?
With deep process understanding and in-house pilot testing capabilities, Seprex not only designs heat exchangers but also validates them through experimental trials—ensuring scale-up certainty and process efficiency.