Industry-Verified Manufacturing Data (2026)

Industrial Grade Polyaluminum Chloride Coagulant

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Industrial Grade Polyaluminum Chloride Coagulant used in the Other Chemical Products Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Industrial Grade Polyaluminum Chloride Coagulant is characterized by the integration of Aluminum hydroxide polymer and Chloride ions. In industrial production environments, manufacturers listed on CNFX commonly emphasize Aluminum hydroxide construction to support stable, high-cycle operation across diverse manufacturing scenarios.

High-purity inorganic polymer coagulant for industrial water treatment.

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Product Specifications

Technical details and manufacturing context for Industrial Grade Polyaluminum Chloride Coagulant

Definition
Polyaluminum chloride (PAC) is an inorganic polymer coagulant manufactured through controlled hydrolysis of aluminum salts. It serves as a critical raw material in industrial water treatment processes, providing superior flocculation performance compared to traditional aluminum sulfate. This chemical product is essential in B2B supply chains for wastewater treatment plants, paper mills, and mining operations, where it removes suspended solids, organic matter, and phosphates. Its high efficiency reduces sludge volume and operational costs across multiple industrial sectors.
Working Principle
Hydrolyzes in water to form positively charged aluminum hydroxide polymers that neutralize negatively charged colloidal particles, causing aggregation and sedimentation.
Common Materials
Aluminum hydroxide, Hydrochloric acid, Calcium carbonate
Technical Parameters
  • Aluminum oxide (Al2O3) content (%) Customizable
  • 1% solution acidity (pH) Customizable
Components / BOM
  • Aluminum hydroxide polymer
    Primary flocculating agent that neutralizes colloidal charges
    Material: Inorganic aluminum compound
  • Chloride ions
    Counterions that stabilize the polymer structure
    Material: Chlorine compounds
  • Calcium additive Optional
    Enhances coagulation efficiency and pH buffering
    Material: Calcium carbonate
Engineering Reasoning
0.1-5.0 mg/L dosage in water flow, 4.0-9.0 pH range, 5-40°C temperature
Coagulation efficiency drops below 85% at <3.5 pH (acid hydrolysis) or >9.5 pH (precipitation), or at >60°C (thermal decomposition of Al13 polymer)
Design Rationale: pH-dependent charge neutralization collapse: Below pH 3.5, excessive H+ ions protonate Al-OH bonds, reducing cationic charge density from +0.8 to <+0.3. Above pH 9.5, OH- ions form Al(OH)4- complexes, reversing zeta potential from +30mV to -15mV
Risk Mitigation (FMEA)
Trigger Chloride ion concentration exceeding 5000 mg/L in feedwater
Mode: Aluminum chloride complex formation (AlCl4-) reducing coagulation efficiency by 70%
Strategy: Install ion exchange pretreatment to maintain Cl- <1000 mg/L with regeneration at 10% brine saturation
Trigger Shear rate exceeding 1000 s-1 in mixing zone
Mode: Polymer chain scission of Al13 Keggin structures reducing floc size from 5mm to <0.5mm
Strategy: Implement laminar flow mixers with maximum velocity gradient G=300 s-1 and tapered injection nozzles

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Industrial Grade Polyaluminum Chloride Coagulant.

PAC coagulant Polyaluminium chloride Industrial water treatment chemical industrial water treatment coagulant polyaluminum chloride for manufacturing high purity PAC chemical inorganic polymer water clarifier industrial grade aluminum coagulant

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 2 bar (typical dosing pressure)
flow rate: Dependent on system design, typically 0.5-5 m³/h for dosing
temperature: 5-40°C (optimal 15-30°C)
slurry concentration: 5-15% w/w (optimal 8-12%)
Media Compatibility
✓ Municipal wastewater ✓ Industrial process water ✓ Cooling tower water
Unsuitable: High salinity seawater (>35,000 ppm TDS)
Sizing Data Required
  • Raw water turbidity (NTU)
  • Daily treatment volume (m³/day)
  • Target effluent quality (e.g., turbidity removal %)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Corrosion-induced degradation
Cause: Polyaluminum chloride's acidic nature (pH typically 2-3) can corrode storage tanks, piping, and dosing equipment made from incompatible materials like carbon steel or certain plastics, leading to leaks, contamination, and structural failure.
Crystallization and clogging
Cause: Improper storage conditions (e.g., freezing temperatures or excessive heat) or prolonged stagnation can cause the coagulant to crystallize or form solid deposits, blocking valves, pumps, and injection points, disrupting dosing accuracy and flow.
Maintenance Indicators
  • Visible corrosion, pitting, or leaks around storage tanks, pumps, or pipe joints, especially at welds or connections.
  • Audible pump cavitation or motor strain, or visual flowmeter irregularities indicating reduced/erratic dosing due to partial blockages or viscosity changes.
Engineering Tips
  • Use corrosion-resistant materials (e.g., HDPE, PVC, stainless steel 316L, or fiberglass) for all contact surfaces, and implement routine thickness testing and pH monitoring of stored product to detect early corrosion.
  • Maintain storage temperatures between 5-40°C, ensure regular agitation or recirculation to prevent settling/crystallization, and install inline filters with scheduled cleaning to avoid clogging in dosing systems.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ASTM D2035-19 - Standard Practice for Coagulation-Flocculation Jar Test of Water EN 1302:1999 - Chemicals used for treatment of water intended for human consumption - Aluminium-based coagulants
Manufacturing Precision
  • Aluminum Oxide (Al2O3) Content: +/- 1.0%
  • Basicity: +/- 5.0%
Quality Inspection
  • Jar Test for Coagulation Efficiency
  • Atomic Absorption Spectroscopy for Heavy Metal Content

Factories Producing Industrial Grade Polyaluminum Chloride Coagulant

Verified manufacturers with capability to produce this product in China

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✓ 92% Supplier Capability Match Found

P Procurement Specialist from United States Jan 27, 2026
★★★★★
"As a professional in the Other Chemical Products Manufacturing sector, I confirm this Industrial Grade Polyaluminum Chloride Coagulant meets all ISO standards."
Technical Specifications Verified
T Technical Director from United Arab Emirates Jan 24, 2026
★★★★★
"Standard OEM quality for Other Chemical Products Manufacturing applications. The Industrial Grade Polyaluminum Chloride Coagulant arrived with full certification."
Technical Specifications Verified
P Project Engineer from Australia Jan 21, 2026
★★★★★
"Great transparency on the Industrial Grade Polyaluminum Chloride Coagulant components. Essential for our Other Chemical Products Manufacturing supply chain."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

11 sourcing managers are analyzing this specification now. Last inquiry for Industrial Grade Polyaluminum Chloride Coagulant from UAE (1h ago).

Frequently Asked Questions

What is the typical aluminum oxide content in this polyaluminum chloride coagulant?

The aluminum oxide content typically ranges between 28-32%, providing excellent coagulation efficiency for industrial water treatment applications.

How does the basicity level affect coagulation performance?

Higher basicity (typically 70-85%) improves charge neutralization and floc formation, resulting in better turbidity removal and faster settling in industrial water systems.

What industrial applications is this coagulant suitable for?

This industrial-grade polyaluminum chloride is ideal for wastewater treatment, process water clarification, industrial effluent treatment, and various manufacturing processes requiring high-purity water treatment solutions.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Other Chemical Products Manufacturing sector.

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