Reliable seals are a must for modern helicopters, Trelleborg Sealing Solutions Aerospace's tandem sealing systems offers both redundancy and dry rods for exceptionally long service between overhauls. Operating in severe weather and dusty conditions the sealing systems are well protected by effective excluders.
Turcon® VL Seal
The combination of the Turcon® VL Seal and the Turcon® Excluder DC is a proven sealing solution for many helicopter MRA and TRA applications, as well as MRD and TRDs.
Unique back-pumping sealing system actively prevents external leakage
Well lubricated seals allow over 30,000 landings with one set of seals
Range of excluders and scrapers, suitable for most groove standards, effectively scrape water, ice and dirt
Market leading Turcon® PTFE materials
Polymeric composite bearings with a polyester base matrix and one or more layers of cloth for reinforcement.
“Soft” wear particles protect sealing system from damage
Load capacity exceeds traditional metal bearings
High tolerance to overloading (Shock loads)
Fully compatible with red oil types
Proven performance as LDG bearing (A320, A350)
Turcon® Plus Seal II
The Turcon® Plus Seal is a low friction slipper seal with a proven track record.
Extremely long service life
Micro-grooves for lubrication of seal surface
Turcon® Dual Piston Ring
Turcon® Dual Piston Ring is widely used in pistons in MRAs and TRAs as a secondary seal providing backup sealing in emergencies.
Ideally suited for use in tandem with a Slipper Seal due to the low, but controlled friction
Turcon® Excluder DC
Turcon® Excluder DC is a well proved double-acting excluder.