THICKENER MECHANISM

General:

• With or without steel walkway
• Rake arms with thickening bars and bottom scrapers;
• Diameter up to 20m
• Always equipped with durable lower bearing
• Materials in water/sludge: AISI304, AISI316 of coated steel
• A stirrer in the central sludge pit, bolted to the lower girder
• Two rake arms bolted to the central shaft
• Bottom scrapers bolted to the lower girder, positioned at 45°, to rake the sludge to the central pit;
• The bottom surface of the tank is completely scraped iby the rotation of the mechanism

Drive system:

• Gearbox fully closed, filled with oil;
• Hermetic motor IP 55;
• Isolation class F;
• External tooth wheel.

Vertical driving tube-shaft, bolted to the central bearing, equipped with:

• A flange connection at the top;
• Extensions at the bottom and at +/- ²/₃ height to fix the arms.