FIPROPLUS 927 is a liquid product, based on fluorine and zirconium salts, suitable for chromium-free passivation for metals such as aluminum, zinc and ferrous materials. It is usually used as a final passivation stage in pre-painting degreasing processes.
The product can be used for both immersion and spray applications.
Usage and Applications
Temperatura Ambiente Ambiente
Tempo di contatto 30”-90” 60”-180”
Concentrazione [g/l] 5-20 10-30
If the concentration of the bath is higher than 10 g / l, it is preferable to follow the passivation with a rinse with demi water.
The Fiprokim Technical Service will be able to advise you on the best operating conditions according to the type of material to be treated and the system characteristics.
Control of bathing
For a longer duration of the bath it is recommended to use demineralized water. In any case, the conductivity of the bath must not exceed 1000 μS / cm.
The concentration of the bath must be maintained by means of pH, the feeding can be carried out by means of an automatic instrument.
Store FIPROPLUS 927 at a temperature between 7 ° C and 40 ° C.
It is recommended to handle the pure product and its solutions wearing suitable protective gloves and clothing.
Process and waste water treatment
Alkaline degreasing baths
Ultrasonic washing machines
Treatment in spray booths
Additive of emulsions