CORACON BL 6 is a new development corrosion protection concentrate without any mineral oils, nitrites, or silicates and is secondary amine free. Because of that it is ecologic friendly. It generates a stable protective film, which is ideally suited for use in engine test stands and for standstill conservation of drained engines and systems. It is suitable also for long term use in engines made of aluminium alloys. It shows excellent compatibility with elastomers (seals). Mixable also with glycols. Approved for use on MWM engines.