FIN33 sealing agent

1) Organic and inorganic mixed sealing agents suitable for zinc plating and zinc nickel alloy processes

2) Complies with EU RoHS environmental standards and is easy to operate

3) Can form a uniform and transparent sealing layer on the passivation layer

4) Can effectively improve anti-corrosion performance, with good leveling performance, suitable for sealing after barrel plating and black passivation