Marco Puretic Power Blocks for sardine vessels
Marco Puretic Power Block revolutionized purse-seine fishing. Over 20,000 are currently in operation on purse-seiners all over the world.
Their exclusive design ensures faster, more direct net hauling with less wear than other systems.
- Marco Puretic Power Blocks come in a wide variety of models with sheave diameters from 19" to 42".
- They are made in 3 basic configurations: Standard (ST), fixed side-shell with pin connected yoke; open-side-shell (OS) that swings out to insert the net; and open topped (OT), suspended from one side.
- Various types of sheave can be fitted: fully rubberized (RB), with replaceable rubber cleats (RC), replaceable aluminium cleats (AC), replaceable polyurethane cleats (PC) or fixed SST cleats (SC).
- The Marco power block can be fitted with the exclusive "Power Grip" which reduces net slippage during hauling.