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Manual Gear
(1) Worm and quadrant style (2) Bottom flange is in compliance with ISO 5211. (3) High tensile alloy steel worm as standard, stainless steel on request. (4) Worm driving with roller bearings has high mechanical efficiency and reliability. (5) Easily automated with Biffi ICON 2000 electric actuator or others. (6) Self- locking type gear unit prevents handwheel spin back. (7) Special treatment on the outside surfaces, very good anti- corrosion performance. (8) Lubricated for longer life. Anti clockwise to close operation. (9) Angular stroke is adjustable by means of two mechanical steps. (10)Worm gear sector can be in bronze.
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