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Engineered Mass Transfer Equipment for Refinery Process Units

Mass transfer equipment for oil & gas refineries

PunchTech designs and manufactures tower trays, packing systems, column internals, mist eliminators and refractory components for critical refinery applications.

We support new projects, equipment upgrades, column revamps, replacement requirements and planned shutdowns — from technical review and manufacturing to inspection and installation support.

OVERHEAD LIGHTMIDHEAVY FEED REBOILER DWG PT-REF-01 · FRACTIONATION
Fractionation column · trays, draws, internals
Established 2006 ISO 9001:2015 In-house Manufacturing Facility International Supply Experience
Refinery Process Applications

Built for critical separation and mass transfer duties

Refinery columns and vessels operate across demanding fractionation, absorption, stripping and separation duties. Equipment performance depends on correct internal configuration, reliable liquid and vapor distribution, controlled pressure drop, material compatibility and accurate installation.

PunchTech works with refinery operators, EPC contractors, engineering consultants and process equipment manufacturers to supply products manufactured around approved operating requirements, drawings and project specifications. Our capabilities support:

  • New refinery units and capacity additions
  • Column revamps and process upgrades
  • Replacement of damaged or obsolete internals
  • Planned maintenance and shutdown requirements
  • Brownfield modifications
  • Build-to-print manufacturing for EPC packages
  • Long-term replacement and sourcing programs
FRACTIONATE ABSORB STRIP
Products for Refinery Applications

Mass transfer and process equipment portfolio

A complete product range engineered, manufactured and inspected around approved refinery operating requirements.

Tower Trays

Engineered tray systems for distillation, fractionation, absorption and stripping columns.

Manufacturing scope
  • Tray decks & segmented panels
  • Downcomers & outlet weirs
  • Support beams & rings
  • Manway sections & hardware
  • Replacement tray components
Explore Tower Trays

Structured Packing

Structured packing for applications requiring efficient vapor-liquid contact and controlled pressure drop.

Supplied with associated distributors, collectors, supports, bed limiters and installation details.

Explore Structured Packing

Random Packing

Metal random packing for packed columns, absorbers, strippers and process-treatment applications.

Type, size and material reviewed against column duty, process conditions and pressure-drop requirements.

Explore Random Packing

Column Internals

Internals engineered to support distribution, collection, packed-bed stability and reliable column operation.

Product range
  • Liquid & pipe-arm distributors
  • Redistributors
  • Collector & chimney trays
  • Support plates, grids & beams
  • Bed limiters & hold-down grids
  • Feed & draw-off components
Explore Column Internals

Mist Eliminators

Droplet-separation equipment for controlling liquid carryover in columns, scrubbers, separators and process vessels.

Scope may include elements, support grids, hold-down arrangements, drainage details and segmented assemblies.

Explore Mist Eliminators

Hexmesh & Refractory Anchors

Refractory support products for refinery heaters, furnaces, reactors and equipment exposed to heat, abrasion and thermal cycling.

Explore Refractory Products
Refinery Project Support

Support across the equipment lifecycle

From greenfield units to time-critical shutdowns, PunchTech supports every stage of refinery equipment.

Stage 01

New Projects

Engineering and manufacturing support for new refinery columns, vessels, process units and EPC equipment packages — from specifications, approved data sheets, client drawings or defined engineering inputs.

Stage 02

Replacement Requirements

Replacement internals manufactured using existing drawings, field dimensions, inspection records, photographs or physical samples. Where information is incomplete, we identify the critical measurements required.

Stage 03

Revamps & Upgrades

Manufacturing and detailing support for column revamps, capacity improvements and process upgrades based on the approved process and hydraulic design.

Stage 04

Planned Shutdowns

Coordinated engineering, manufacturing, inspection, identification and dispatch for components required within planned refinery shutdown schedules.

PROCESS DATA loads · ΔP · duty CONFIGURE DRAWINGS MANUFACTURE
Engineering Support

Connecting process requirements with manufacturing

PunchTech's engineering support helps translate refinery process requirements into practical manufacturing and installation deliverables. The project scope may include:

01 Process & Hydraulic Review

Review of available operating conditions, liquid and vapor loads, pressure-drop requirements and internal configuration for applicable projects.

02 Column Internals Configuration

Selection and arrangement of trays, packing, distributors, collectors, support systems and associated internals.

03 Mechanical Design & Detailing

  • General arrangement drawings
  • Internal layouts
  • Manufacturing drawings
  • Segment drawings
  • Support & fastening details
  • Bills of materials
  • Item identification
  • Installation information

04 Design for Manufacturing

Review of material availability, segmentation, forming, fabrication, assembly sequence, inspection access, handling and transportation requirements.

05 Installation Planning

Consideration of manway access, component size, orientation, assembly sequence, fit-up and site installation constraints.

Replacement & Shutdown Execution

Designed for existing equipment and restricted access

Refinery replacement projects frequently involve outdated drawings, limited access, modified supports and strict shutdown timelines. PunchTech can review:

Existing Equipment Drawings Column & Vessel Dimensions Field Measurements Manway Dimensions Site Photographs Inspection Reports Existing Support Arrangements Damaged / Removed Components Material Information Approved Revamp Designs Shutdown Dates & Priorities

Large internals can be manufactured in identified segments for movement through vessel manways and assembly inside the equipment. Project-specific packing can be organized around component identification and installation sequence.

Explore Installation & Shutdown Support
MANWAY SEG-03SEG-02SEG-01
Manufacturing Capability

Integrated production for engineered refinery equipment

PunchTech's in-house manufacturing connects engineering, production, inspection and project dispatch within one coordinated workflow. Core capabilities include:

  • Fiber laser cutting
  • CNC turret punching
  • CNC bending & forming
  • De-coiling & straightening
  • Shearing & material preparation
  • Stainless steel fabrication
  • Component fit-up & assembly
  • Segmented internal manufacturing
  • Dimensional inspection
  • Packing & dispatch preparation

Keeping critical processes in-house provides greater control over dimensions, drawing revisions, production sequencing and delivery planning.

View Manufacturing Capabilities
Quality Assurance

Controlled manufacturing for critical equipment

PunchTech operates under an ISO 9001:2015 quality management system. Depending on the agreed project requirements, quality controls may include:

  • Approved drawing & revision control
  • Incoming material verification
  • Material traceability where required
  • In-process dimensional inspection
  • Forming & fabrication checks
  • Fit-up & assembly inspection
  • Final inspection vs approved drawings
  • Component identification & tagging
  • Customer / third-party inspection coordination
  • Inspection reports & documentation
  • Packing & dispatch verification

Inspection plans, witness points and documentation requirements should be defined during the quotation stage.

Support for EPC Contractors

A manufacturing partner for refinery project teams

PunchTech supports EPC contractors, engineering consultants, process equipment OEMs and procurement teams through clearly defined technical and commercial project execution. Our objective is a clear connection between engineering intent, manufacturing execution and site requirements.

Bid-Stage Technical Review Drawing-Based Quotations Specification-Based Quotations Manufacturability Assessment Client Drawing-Review Cycles Revision-Controlled Documentation Inspection Coordination Project-Specific Manufacturing Replacement & Shutdown Requirements Export Packing & Dispatch Repeat Manufacturing Programs
Industry Experience

Proven across India's refinery sector. Supporting global projects.

PunchTech has developed its capabilities through involvement in demanding refinery and process-industry projects across India.

This experience supports a structured approach to engineering review, manufacturing, inspection, project documentation and shutdown execution.

Today, PunchTech also supports customers and project requirements in international markets, including the United States, while expanding relationships with global EPC contractors, OEMs and industrial procurement teams.

View Clients & Projects
INDIA VASAI EAST USAGCCGLOBAL EPC
Information Required for an RFQ

What to share for a refinery equipment enquiry

Where available, please provide the following. PunchTech can begin the review even when some information is unavailable.

Group 01

Equipment Information

  • Column / vessel ID
  • Column diameter
  • Tray spacing / bed height
  • Existing internal arrangement
  • Manway dimensions
  • Support-ring & beam details
Group 02

Process Information

  • Process service
  • Operating pressure & temp
  • Liquid & vapor flow rates
  • Required separation duty
  • Allowable pressure drop
  • Operating range & turndown
Group 03

Product Information

  • Required product type
  • Number of trays / internals
  • Packing type & quantity
  • Material of construction
  • Existing drawings / data sheets
  • Replacement dimensions
  • Approved engineering basis
Group 04

Project Information

  • New, replacement or revamp
  • Required quantity
  • Inspection requirements
  • Documentation requirements
  • Shutdown dates
  • Required delivery date
  • Project location & destination
  • Installation-support requirement

Our team will identify the additional technical inputs required to proceed.

Why PunchTech

One partner for engineering, manufacturing and site support

Specialist Product Capability

Focused experience across tower trays, packing systems, column internals, mist eliminators and refractory products.

Integrated Execution

Engineering, manufacturing, inspection and installation considerations managed within one coordinated workflow.

Refinery Project Experience

Support for new projects, equipment upgrades, replacements, revamps and planned shutdowns.

Brownfield Capability

Requirements reviewed using drawings, measurements, photographs, inspection reports or physical samples.

Controlled Manufacturing

Production against approved drawings, materials and project quality requirements.

International Project Support

Technical coordination, documentation and export preparation for global project teams.

Discuss your next refinery project

Send us your process data, column drawings, inspection reports, replacement dimensions or shutdown requirements. PunchTech will review the available information and define the engineering, manufacturing, inspection and installation scope required.