Prop pitting
#2
Member #154
Platinum Member
Join Date: Oct 2000
Location: SW CT & Long Island Sound
Posts: 7,879
Received 864 Likes
on
317 Posts
Pretty sure it is a result of cavitation. I seem to remember that microscopic low pressure bubbles form on the trailing edge of the prop eroding the metal. Hopefully some prop pros chime in here.
#5
Registered
Heavy cavitation. The little air bubbles around the prop "explode" and thats what causes the damage.