Planned Shutdown / Turnaround Insulation Services
Planned shutdown (turnaround) periods are comprehensive maintenance, renewal, and modernization processes that industrial plants carry out annually or in multi-year cycles. During this stage, the plant is partially or completely shut down, critical equipment is disassembled, revisions are made, and all insulation, cladding, and mechanical work must be completed within a short time window before production restarts. Turnaround projects are high-cost operations conducted under significant time pressure. Therefore, proper planning, rapid mobilization, material supply, modular insulation solutions, and experienced field teams form the foundation of success.
What is Turnaround Insulation?
Turnaround is a critical non-production time period when a plant is intentionally shut down for maintenance, revision, and renewal work. During this process:
Old insulation is removed
Worn-out areas are renewed
Insulation jackets and cladding are replaced
Pipelines, turbines, tanks, and boilers are re-insulated
CUI (Corrosion Under Insulation) risks are eliminated
Equipment is prepared for commissioning
The goal of turnaround insulation is to ensure maximum efficiency, minimum energy loss, and long-term safety when the plant returns to production.
2. Critical Challenges of Turnaround Processes
Turnaround insulation projects differ from routine maintenance work:
⏱ Time Pressure
– Every minute means cost. Production loss can amount to millions of dollars.
⚙ High Team Coordination
– Dozens of companies, hundreds of teams work simultaneously on the same site.
📦 Material and Logistics Management
– Lack of materials can halt the project.
🔒 Safety and Site Conditions
– High-temperature equipment, confined spaces, and work-at-height risks exist.
🧩 Planning + Implementation Synchronization
– A single error risks delaying the entire process.
Therefore, in turnaround projects, engineering + logistics + field application must be managed concurrently.
3. Planning Stages in Turnaround Insulation
1️⃣ Preparatory Work and Engineering
* Identification of insulation to be removed
* CUI (Corrosion Under Insulation) control plan
* List of equipment and lines to be insulated (isometric plans)
* Material, equipment, and thickness engineering
* Identification of high-temperature zones + cryogenic areas
2️⃣ Material Supply and Prefabrication
* Custom-sized insulation jackets
* Ceramic, PIR, rockwool, aerogel panels
* Flange, valve, turbine pockets
* Special cladding and jacketing materials
* Removable insulation modules
3️⃣ Application and Field Management
* Multi-shift teams
* Scaffolding installation
* Removal of old insulation
* Surface preparation and CUI control
* New insulation installation
* Inspection, testing, and commissioning
4. Materials Used in Turnaround Insulation
✔ Ceramic fiber modules (≥1200°C)
✔ Rockwool & high-density panels
✔ PIR/PUR cryogenic panels
✔ Removable insulation blankets
✔ Stainless steel/aluminum jacketing
✔ Aerogel ultra-thin insulation
✔ Water-repellent & CUI-protected materials
5. Insulation Work Performed During Turnaround
Removal of old, wet, or damaged insulation
Re-insulation of high-temperature lines
Turbine and HRSG insulation
Flange, valve, and equipment jackets
Cryogenic system insulation renewal
Pipeline and tank insulation
Energy efficiency improvement insulation
Fire-resistant insulation
Protective cladding and jacketing work
6. Why is Turnaround Insulation Important?
✔ Problems are identified before the plant is recommissioned
✔ Energy loss is minimized
✔ CUI and corrosion risks are eliminated
✔ Post-maintenance equipment lifespan is extended
✔ Operational safety is increased
✔ The need to stop the line after production starts is eliminated
7. ERATHERM / Company Perspective
We are among the industry's leading solution partners with our 100% on-time delivery success in turnaround insulation projects carried out at dozens of refineries, LNG plants, chemical plants, cement factories, and power plants in Turkey, Europe, and Africa.
In turnaround processes, we offer end-to-end solutions not only for insulation application but also for:
✔ Planning
✔ Engineering
✔ Material management
✔ Site organization
✔ Rapid mobile teams
✔ Occupational safety practices
Thanks to our experienced engineers and field teams who adapt to variable conditions at every site, shutdown periods are kept to a minimum, and the plant safely returns to production on schedule.
8. Request a Quote | Let's Plan Your Turnaround Insulation Project
📌 Pre-site survey & technical analysis
📌 Detailed insulation removal / renewal plan
📌 Material engineering + supply
📌 Rapid application with 24-hour shifts
📌 Turnkey project + reporting
The longer the turnaround period, the higher the cost. Correct insulation = speed + efficiency + safety
CONCLUSION
Planned shutdown periods are critical processes where the plant seizes an opportunity not only for maintenance but also for efficiency, safety, and modernization. Therefore, insulation work must be executed quickly, in an organized manner, and with the right materials and engineering support. Turnaround insulation is not just a maintenance activity; it is an operational sustainability strategy.
Professional turnaround insulation = planning + material management + rapid application + zero delay
