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Polyacrylamide (PAM) for Water Treatment

High-efficiency water soluble polymers meticulously engineered for advanced flocculation, rapid sedimentation, and superior sludge dewatering across municipal and industrial wastewater facilities.

In municipal and heavy industrial sectors, optimizing solid-liquid separation and maximizing water recycling efficiency are critical for operational uptime and environmental compliance. Polyacrylamide (PAM) stands as the ultimate industry-standard flocculant. Chemically identified under CAS No. 9003-05-8, PAM is available in Cationic (CPAM), Anionic (APAM), and Non-ionic (NPAM) forms to neutralize varying particle surface charges. By bridging suspended particles together into massive, easily filterable macros-flocs, our premium PAM variants ensure crystalline water clarity and reduced sludge volume with remarkably low dosing thresholds.

Technical Product Specifications

Property / Parameter Standard Specification Range
Chemical Name Polyacrylamide (PAM)
CAS Number 9003-05-8
Molecular Weight (Million) 3.0 – 22.0 million (Grade & Ion-type dependent)
Appearance White granular powder / clear dense emulsion
Solid Content (%) ≥ 88.0% (Powder form)
Degree of Ionization (%) 5% – 80% (Customizable Cationic/Anionic charge density)
Dissolving Time ≤ 60 mins (Anionic/Non-ionic) | ≤ 45 mins (Cationic)
Residual Monomer (%) ≤ 0.05% (Drinking water grades under ≤ 0.02%)

Why Choose Our PAM Polymers?

  • ✓ Rapid Flocculation & Sedimentation: The high molecular weight polymer chains feature optimized charge distribution to accelerate particle collisions, resulting in rapid settling times and reduced clarifier workloads.
  • ✓ Superior Sludge Cake Dryness: Our Cationic PAM line achieves optimal moisture expulsion in centrifuge, belt-press, and filter-press installations, lowering downstream cake weight and cutting landfill disposal costs.
  • ✓ Excellent Shear Stability & Dispersion: Tailored to resist mechanical degradation under high pump shear, our granulated grains disperse evenly in dissolution tanks, avoiding standard fish-eye clumping issues.

Primary Applications

Our wide spectrum of ionic PAM formulations supports targeted separation tasks across clean water and chemical wastewater setups:

Municipal Wastewater & Dewatering

Cationic PAM (CPAM) serves as the primary flocculant for organic-heavy sludges, optimizing belt-press operations and municipal digestion mud processing.

Mining, Metallurgical & Coal Washing

Anionic PAM (APAM) provides high structural charge bridging to clarify inorganic slurrified mining streams, recovering process water from thickener overflows.

Paper, Textile & Industrial Processing

Highly effective as a fiber retention aid in papermaking, dye-clarification in textile effluent treatment plants, and raw water clarifying under extreme pH variables.

Quality Assurance & Global Compliance

As a leading international supplier of water soluble polymers, we understand that raw material chemical consistency, proper molecular weight scaling, and strict regulatory tracking directly safeguard your processing plant metrics. Our state-of-the-art polymer chemical plants run under stringent management guidelines to meet strict international frameworks and support flawless cross-border transit:

  • Advanced Laboratory Analytical QC: Every commercial batch of our polyacrylamide powder undergoes exhaustive testing—including Brookfield solution viscosity validation, precise charge density titration, and high-performance liquid chromatography (HPLC) tracking to enforce trace residual monomer ceilings under local safety criteria.
  • Comprehensive Document Validation: All global shipments are fully backed by up-to-date tracking and technical supporting records. This includes comprehensive multilingual GHS Safety Data Sheets (SDS), detailed Certificates of Analysis (CoA), and regulatory compliance declarations matching EU REACH protocols and global environmental benchmarks.
  • Heavy-Duty Moisture Protection Logistics: To fully prevent premature material clumping or ambient humidity absorption across long maritime trade routes, we package our products in multi-wall kraft paper bags (25kg) lined with protective dual PE sheets or robust bulk big jumbo supersacks (FIBCs).

⚠ Storage & Handling Guidelines

Maintaining correct warehouse parameters is necessary to secure the long-term dissolving performance of your Polyacrylamide powder. Because polymer molecules absorb moisture readily, sub-optimal environments will ruin powder flow traits and degrade product chain lengths.

  • • Warehouse Climate Control: Store the product inside a completely cool, dry, and shaded warehouse. Keep storage rows isolated from direct moisture exposure, solar heating, steam conduits, open flames, and aggressive chemical raw materials.
  • • Spill & Safety Hazards: Polyacrylamide solutions are exceptionally slippery. Clean up any trace powder leaks or spills immediately with dry industrial vacuums or absorbents before washing with water to avoid extreme workplace falling risks.
  • • Inventory Stacking Life: Under appropriate sealed warehouse storage, our premium PAM granules carry a certified shelf life of 24 months from the date of manufacture. Following a strict First-In, First-Out (FIFO) material rotation system is highly advised to optimize system dissolution rates.

Frequently Asked Questions

How do I determine whether my plant requires Anionic, Cationic, or Non-ionic PAM? +
Selection depends directly on the surface electrical charge of the suspended particles in your slurry. Anionic PAM is ideal for inorganic industrial waste streams (such as mining washings, mineral processing, or sand silt) where the solids carry a positive charge. Cationic PAM targets organic-heavy materials (such as municipal sludge, food processing effluent, or biological treatment mud). Non-ionic PAM is typically applied under complex, highly acidic conditions or localized structural constraints where static charges are naturally neutral.
What is the optimal preparation concentration and method for dry PAM powder? +
Dry PAM granular polymers must be diluted into a working liquid solution, typically at an active concentration of 0.1% to 0.3%. Slowly sprinkle the powder into heavily vortexed water to prevent clumps (fish-eyes). Let the dissolution mixer spin at low speed (100–300 rpm) for 45–60 minutes. Avoid ultra-high speed mixing blades, as extreme mechanical force will slice and destroy the extended polymer molecular strings, reducing its effectiveness.
What causes over-dosing of Polyacrylamide, and how can it harm operations? +
Exceeding the required ppm threshold causes polymer restabilization. Instead of aggregating particles, an excess of long-chain polymer strands blankets the solid particles and causes the fluid to become highly viscous. This results in sticky sludge that blinds filter clothes, causes sludge cake shearing, and increases system energy usage. Regular jar tests are highly recommended to fine-tune your specific dosage metrics.
What pipe and tank materials should be utilized for dosing networks? +
Dissolved PAM solutions are mildly corrosive to carbon steel and iron, and contact with trace iron ions can degrade the active molecular chains. Dissolution systems, dosing tanks, and plumbing lines should be made of plastic polymers (such as PVC, PE, or polypropylene), fiberglass-reinforced plastics (FRP), or corrosion-resistant stainless steels (such as SUS304 or 316).

Partner with a Reliable Chemical Supplier

We supply industry-grade, high-purity Polyacrylamide (PAM) water-soluble flocculants carefully refined to meet tight performance parameters. Available in custom charge densities across anionic, cationic, and non-ionic powder or emulsion configurations to perfectly match your engineering setup.