feeder head
Noun
Meaning
feeder head (uncountable)
(Casting (metalworking)) a live open riser with a hot ceramic liner, designed to counteract the formation of harmful hollows when casting objects of materials such as metals into molds.
Noun
feeder head (uncountable)
(Casting (metalworking)) a live open riser with a hot ceramic liner, designed to counteract the formation of harmful hollows when casting objects of materials such as metals into molds.