These “Gelbring” rubber expansion joints are specially used for several blended fuels up to 50% aromatic content, petroleum based products but also for cooling water and so on.
The Orange ring rubber expansion joint is specially used in LPG applications.
- ERV-G, Gelbring, NBR/CR, for tank trucks, refineries etc.
- ERV-GS, Gelbring, NBR/CR, fire resistant (ISO-15540).
- ERV-OR, Orange ring, for LPG.