... shearing, compressive, pneumatic, hydraulic, rotary, and foam-floating, super cone, cylinder, tug boat, tug-D-type, delta D, square and ... type rubber fender, SC (Super Cell) type rubber fender, CO (Cone) type rubber fender, etc.. Floating rubber fender has a short ... to prevent damage and protect the boat from impacting something harmful. Boat fenders are made from soft rubber or plastic and used ...