Bonderite M-NT 160/161
(formerly Alodine 160/161)
The Stalderfinish passivation of aluminium with Alodine is chromium-free.
Through an immersion process, aluminium acquires a conversion layer in Alodine 160 / 161 a pale yellow finish.
These Alodine layers offer good corrosion protection and ensure that aluminium work pieces have an ideal holding primer for subsequent painting / varnishing.