Unless you want to submit them to his daily abuse, you might want to keep him separate until the Silkies are mature. But you could keep him near them, just separated by some wire fence for their protection, so they can even cuddle and huddle together if they feel the need.3 silkies...all 10.wks.old as well. So unsure of their gender at this point. Possibly Mango is a cockrel but who knows.
Then the 1 polish cockrel.