PT&M - Municipal Sludge (MS) Screw Press

• Reduction of energy consumption
• Reduced polymer consumption
• Reduced maintenance cost
• High capture rates
• Minimum water usage
• High discharge solids
• Reduced odors compared to belt presses
• Pre-thickeners not required
• Reduced operator attention

• Gradual reducing Archimedes screw
• Slotted screen baskets – 0.010” – 0.035”
• 1 HP per dry ton
• Totally enclosed reduced odors
• 304 stainless steel all wetted surfaces
• Pneumatic driven back pressure cone
• Automatic shower
• Shaft mounted gear reducer, low HP

Ms Style Municipal Sludge Screw Press Results

• Cake Solids (%) Primary Raw: 12 - 24%
• Cake Solids (%) Anaerobic Digested: 22 - 34%
• Solids feed (%): 1 - 4%
• Solids Capture: 90 -98%
• Polymer (lb active/dry ton): 15 - 30
• Flow rates GPM per unit: 1 - 150

• Cleaning of screen baskets – automatic once every hour, manual once per week.
• Lubricate bearings once per week.
• Replace gearbox oil once per year.
• Screw shaft rebuild every 7 to10 years
• Replace bearings every 7 to 10 years
• Replace seals every 3 to 4 years

• Cleaning of screen baskets – automatic once every hour, manual once per week.
• Lubricate bearings once per week.
• Replace gearbox oil once per year.
• Screw shaft rebuild every 7 to10 years
• Replace bearings every 7 to 10 years
• Replace seals every 3 to 4 years