Chromium-free Membrane Additive

Chromium-free Membrane Additive can effectively remove the natural oxide film, oil stain and floating sand on the surface of sand-blasted aluminum profiles, so as to obtain a clean, uniform, delicate and soft metal surface.It is Eco-friendly & multi-functional alkaline degreasing additive. It is suitable for aluminum and its alloy powder coating pretreatment.

BS-H09 is on the basis of yellow chromium passivation agent, to cope with the eu ROHS directive and the development of a new type of passivation, which can effectively enhance the surface with coating film adhesion and corrosion resistance.BS-H09 does not contain any heavy metals, in line with the green environmental protection requirements, Can be used for spraying or soaking.