Dinex Leak-Tight Decoupling Elements (DLTD)

A unique insulated Dinex Leak-Tight Decoupling

Dinex Leak-Tight Decoupling elements (DLTD) is an exceptional product that blends superior decoupling capabilities with 100% leak-tightness and thermal insulation. It accommodates movements in all directions, including torsion, and remains trouble-free even with AdBlue^® / DEF injection upstream. Its robust construction allows placement in any exhaust system location, enduring harsh environments while delivering optimal performance. Benchmark tests against competitors demonstrate Dinex’s superior technical and financial value.

Benchmark tests against competing upstream decoupling elements, shows that Dinex Leak-Tight Decoupling has…

… deposit penetration protection & insulated inside layer design

• Eliminates clogging and deposit damages • Enables close-couple AdBlue® / DEF injection • Reduces cold-spots & preserves heat

… multilayer design, for improved durability

• Improved durability over bellow-based designs • Less vulnerable to material fatigue • Remains functional even if externally damaged

… flexible and customizable design concept

• Solution may be tailored to customer and application specific requirements • Price level will remain highly competitive

Dinex Leak-Tight Decoupling Application Examples

Dinex Leak-Tight Decoupling elements (DLTD) offer 100% leak tightness and thermal insulation to improve catalyst performance, making it suitable for on-road vehicles such as buses, LCVs, and long-haul trucks, as well as off-road applications like construction equipment and mining trucks. Its ability to compensate for various movements, including torsion, ensures effectiveness in demanding environments. Furthermore, DLTD’s adaptability positions it as a viable component for upcoming technologies like H₂ ICE and fuel cells.

On-Road - Light, Medium and Heavy Commercial

Application demands

Leakage tightness
Heat preservation (for efficient catalyst performance)
Long mileage

Why Dinex DLTD

Fully leak-tight component tested at 0,5 bar.
Thermal insulation eliminates cold spots in the system, which results in more stable temperature in the system.
Deposit-free design prevents decoupling element from breakage due to lock clogging.

Off-Road - Construction & Agriculture

Application demands

Low surface temperature
Low space envelope
High durability

Why Dinex DLTD

Integrated and protected thermal insulation ensures low surface temperature at any environment conditions, making product safe
No need to add any other accessory to the decoupling element – all is included
All movements including torsion are compensated