Performance: This product is mainly composed of polyphosphate and zinc salt, which can effectively repair the seriously damaged metal surface; It can form an effective protective film on the metal surface in the activated state after pickling; It can form a complete and corrosion-resistant protective film before the new equipment is put into operation, and plays a good role in controlling the formation of bacteria and algae.

Usage: This product is mainly used for pretreatment before start-up of new equipment and necessary treatment after cleaning of old equipment.

Usage: control the pH value of circulating water between 5-7 during pre membrane; Turbidity ≤ 10mg / L; The calcium ion concentration was kept above 80mg / L; The dosage is 800ppm; Operate at room temperature for 24-48 hours. Appropriately increasing the pre film temperature can reduce the pre film time.

Package 50kg lined woven bag

Store away from light and moisture. The shelf life is 6 months.