White Flocculant for Wet-Method Sand Manufacturing
I. Product Name
Generic Name: Polyacrylamide
Common Names: White Material, Flocculant, PAM
II. Molecular Formula
(C₃H₅NO)ₙ
III. Product Types
- Anionic type: Mainly used for wastewater flocculation, sedimentation and sludge thickening.
- Cationic type: Mainly used for sludge dewatering and filter pressing.
- Non-ionic type: Mainly used for acidic wastewater treatment and sludge conditioning.
IV. Main Specifications
- Appearance: White granules or powder
- Solid content: ≥90%
- Molecular weight: 4–22 million
- Dissolution time: 30–90 minutes
- Residual monomer: ≤0.1%
V. Performance Features
- Forms large, strong flocs through polymer adsorption and bridging, not easily broken.
- Extremely low dosage with strong flocculation effect.
- Significantly improves sedimentation speed and reduces moisture content.
- Good water solubility and uniform dissolution.
VI. Application Scope
- Advanced flocculation of wastewater and sludge-water separation
- Municipal / industrial sludge dewatering (belt filter press, plate-and-frame filter press)
- Paper retention and drainage aids, oilfield flooding, thickening agent
- Wastewater treatment in sand washing, coal washing and tailings processing
VII. Usage Method
- Prepare 0.1%–0.3% aqueous solution and stir until completely dissolved.
- Dosage: 1–10 g/m³ of wastewater, adjustable according to actual water quality.
- Dissolution water temperature shall not exceed 45℃; avoid high-shear stirring.
VIII. Packaging and Storage
- Packaging: 25 kg paper bags or woven bags
- Storage: Store in cool and dry place, protect from moisture and direct sunlight.
