ARMAKLEEN™ M-100 BCR (Baked on Carbon Remover) is a specially formulated low pH cleaner that performs like a caustic cleaner without the use of free caustics. M -100 BCR is a safer aqueous cleaner designed to attack and remove baked on carbon and other heavy soils from steel and soft metals like cast aluminum engine blocks and other aluminum alloy components. This revolutionary product not only cleans parts but also brightens aluminum to a like new condition! ARMAKLEEN™ M-100 BCR is designed for use in immersion, ultrasonic, and spray wash applications and is super-concentrated to be used at half of the concentration of normal single purpose cleaners.