Rusted sky dish

[jai_comp]

Hello there

Does anyone know how to remove the rust from the sky dish please?

Please see picture below 

https://ibb.co/p3Zj2vv 

Many thanks

[TimmyBGood]

@jai_comp 

A subject of surprising controversy ; )

https://forums.digitalspy.com/discussion/644399/rusting-old-dish 

Note that whatever you choose to do, the primary risk (apart from falling off a ladder) is that the dish will lose alignment.