Tenders Are Invited For Primary-Form Acrylic Polymers-Systematic Supply Of Powder Polyelectrolyte For Drainage Of The Fermented Sediment In The Amount Of 90,000 Kg
Tenders Are Invited For Primary-Form Acrylic Polymers-Systematic Supply Of Powder Polyelectrolyte For Drainage Of The Fermented Sediment In The Amount Of 90,000 Kg
Primary-Form Acrylic Polymers-Systematic Supply Of Powder Polyelectrolyte For Drainage Of The Fermented Sediment In The Amount Of 90,000 Kg. 1. Powder -Electrolyte Must Meet The Following Conditions: 1) Obtaining 19% S.M. In The Deposit On The Drainage Centrifuge, With The Performance Of The Device 20 M3/H; 2) The Lowest Possible Consumption Of The Agent Per Mg Of Dry Mass (Mg S.M.) Of The Sediment, Enabling The Correct Operation Of Devices And Adequate Drainage Of The Sludge; 3) Obtaining A Clear Leachate With: A) Chzt ≤ 2000 Mg/L B) General Suspension ≤ 500 Mg/L. 4) The Polyelectrolyte Presented For The Tender Must Be Previously Tested On A Technical Scale On Sewage Treatment Plants, With The Participation Of A Contractors Representative. Each Of The Contractors Will Have One Day To Conduct Trials On A Technical Scale. Tests Will Be Carried Out On Working Days From Monday To Thursday From 8:00 ÷ 14:00 In The Period From 14.07.2025. Until 24.07.2025 According To The Term Set As In The Paragraph Below. The Exact Date Of The Polyelectrolyte Test Will Be Appointed Individual For Each Contractor After Prior Agreement With The Employer - The Order Of Applications Decides. Contractors May Submit Applicants Within 5 Business Days From The Date Of Publication Of The Announcement Via Platformazakupowa.Pl Open Nexus. The Contracting Authority Will Notify Each Of The Contractors About The Date Set To Conduct Trials For His Preparation. Participation In Tests Is A Prerequisite For Proceeding. Confirmation Of Participation In Tests Should Be Attached To The Offer. 5) The Contracting Authority At The Request Of The Contractor Shall Provide Attempts To Sedimently Fermented To The Contractor To Conduct His Own Research On A Laboratory Scale. 6) For Testing, Approximately 50 Kg Of Powder Polyelectrolyte Should Be Provided With The Corresponding Characteristics Card And Technical Specification; 7) The Supplied Polyelectrolyte Should Have Parameters (Embankment, Granation) Enabling The Proper Operation Of Existing Collection Systems (Vacuum Cleaner) And Development; 8) When Choosing The Best Offer, The Gross Price Of Dehydration 1 Mg S.M. Will Be Taken Into Account. Sediment. 2. The Conditions And The Manner Of Conducting Polyelectrolyte Attempts On A Technical Scale: 1) Parameters Of The Fermented Sediment, According To The Contracting Authority: - Dry Sediment Mass Approx. 2.2% - 2.7% - Content Of Organic Parts Approx. 70% - Ph Ph Appro Required Dehydration Effects Referred To In Point 3.1), Point 3.2) And Point 3) Lit. A) And Lit. B) Of This Chapter, 4) The Contracting Authority Will Prepare A Polyelectrolyte Installation Before Starting To The Test (Cleaning From The Remains Of Other Means), 5) On The Day Of The Sample, An Embankment Sample Will Be Carried Out To Determine The Exact Performance Of The Device For The Development And Concentration Of Polyelectrolyte Solution, 6) After The Solution To Polyelectrolyte Will Begin At A Technical Scale. A Representative Of The Contractor Will Confirm To The Ordering Party Setting The Optimal Parameters
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