Zero Stress.
Infinite Flexibility.
Keeping pipelines alive under the most brutal thermal expansion and vibration conditions of heavy industry organic armor. Engineering that defies +1000°C with special PTFE films and needled silica.
Systematic Absorption and Safety
Extreme thermodynamic cycles in modern production facilities create massive fatigue stresses on fixed pipelines. Fabric expansion joints absorb this kinetic energy by absorbing prevents the system from self-destructing. This is not a passive connection part, but the facility's insurance relay.
Multi-Axis Response
A miraculous modulus of elasticity capable of tolerating axial, lateral, and angular movements simultaneously in a single compact space.
Dissipated Spring Force
The 'spring rate' on anchors is negligible. It eliminates tons of load on piping connections.
Molecular Sealing
Thanks to its laminated fluoroplastic (Intex PTFE) membrane, it provides 100% gas resistance against heavy acid vapors and sulfuric waste.
Fabric Expansion Joint
30 Years with Passion
Founded in 1996 with the vision of Armin Akbuğa, BundleTec is a family-owned company dedicated to fabric expansion joint engineering for three generations. With a philosophy of engineering in every stitch and science in every layer, we provide solutions for the industry's most challenging conditions.
Vision
To be the reference point for fabric expansion joint technology in Turkey. To leave an engineering legacy that is carried further with every generation.
Mission
Providing custom engineering solutions to our customers, viewing every project as a long-term partnership, and extending the lifespan of industrial infrastructures.
Values
Quality, integrity, innovation, and environmental compliance — the four core values that have guided every decision we make for 30 years.
Industrial Fabric Anatomy
Tap the Points in the Image
WAITING FOR TARGET SELECTION...BundleTec Fabric Expansion Joints are designed with a 'Sandwich' architecture that represents the pinnacle of industrial flexibility. The multi-layered insulation armor, which complements each other with thermodynamic perfection, draws an insurmountable strength boundary against extreme temperature and pressure.
Performance Classifications
FanTec
A hyper-flexible series with maximized tear resistance, designed to block destructive vibrations at fan and blower outlets.
ChemTec
Contains a pure laminated PTFE barrier layer. Provides absolute resistance against sulfuric acid-based corrosive gases and chemical degradation.
FlueTec
For hot air zones in thermal power plants. Thanks to its special cushion, it reduces the heat reaching the outer shell to safe levels.
ArminTec
The most stable armored structure for extreme flexibility requirements where longitudinal expansion and axial subsidence occur simultaneously.
GTTec
A special series designed against shock heat increases in gas turbines, resistant to continuous operation above +1000°C.
Expansion Joint Components
Particle Deflector (PD)
The Particle Deflector is used in the presence of upstream fluid with a very high solid particle content...
Condensate Drain Pipe and Barrier (DP & DB)
For the drainage of corrosive acidic condensation that may damage the fabric expansion joint, stainless steel or P...
Single Axis Particle Barrier (SAPB)
Ceramic or silicate fiber-filled, flexible stainless steel braided ropes, high particle load...
Double Axis Particle Barrier (DAPB)
Dual-Axis Particulate Barrier, in systems with lateral movement capability, within the expansion joint frame...
Particulate Discharge Pipe
Particulate Discharge Pipe, in systems with high solid particulate content, into the expansion joint cavity...
Flange Wings
Flange Wings, in cases exposed to high fluid temperatures, on the metal body of the expansion joint...
Tadpole Flange Gasket (TG)
In duct systems with positive pressure operating conditions, flanged type expansion joint fabrics are used...
Project Gallery & Case Studies
HRSG Inlet Sealing Solutions – High Movement and Reliable Performance
Multi-Layer Expansion Joint Fabric for Thermal Power Plant Boiler Zone
Cold-to-Cold Gas Turbine Expansion Joint – Insulated and Safe Solution
Custom Designed Fabric Expansion Joint for Biomass Power Plant
Engineering Blog
Quick Solution and Specifications
Get our documents now to submit your expansion joint sizing requests or to review our production standards.
Frequently Asked Questions
Your Industrial Solution Partner
Production Centers
Fabric Expansion Joint Production & Headquarters
Bayrak Cd. No:134D & 132C Karlıbayır Mh. Arnavutköy / Istanbul
Metal Expansion Joint Production
Yarış Çıkmazı Sokak, İstim Sanayi Sitesi No:174 İstasyon Mah. Tuzla / Istanbul