Zinc Phosphate
Industrial Phosphate
Industrial Grade

Zinc Phosphate

Industrial grade Zinc Phosphate manufactured for metal treatment, corrosion protection, and surface preparation applications. Our high-purity phosphate compound provides excellent corrosion resistance, effective surface preparation, and reliable performance for phosphating processes and automotive applications.

  • Industrial Grade Purity
  • Corrosion Protection
  • Phosphating Process
  • Surface Preparation
  • Automotive Applications
  • Metal Finishing

Technical Specifications

Chemical Formula: Zn₃(PO₄)₂·4H₂O
CAS Number: 7779-90-0
EINECS Number: 231-944-3
Assay (as Zn₃(PO₄)₂): 98.0-102.0%
Physical State: White crystalline powder
Density (20°C): 3.998 g/cm³
Molecular Weight: 458.11 g/mol
Solubility in Water: Insoluble
pH (10% suspension): 7.0-8.5
Zinc Content: 42.8%
Phosphorus Content: 13.5%
Iron (Fe): ≤ 0.01%
Lead (Pb): ≤ 0.002%
Acid Insoluble: ≤ 0.5%
Loss on Ignition: 15.8%
Packaging Options: 25kg, 50kg PP bags

Applications

Corrosion Protection
Phosphating Process
Automotive Industry
Metal Treatment
Surface Preparation
Metal Finishing
Industrial Coating
Appliance Manufacturing
Hardware Treatment
Heat Treatment
Primer Coating
Chemical Conversion

Industry-Specific Grades

DRAVYOM offers specialized zinc phosphate grades tailored for specific metal treatment and corrosion protection requirements, ensuring optimal performance and regulatory compliance across diverse industrial applications.

Automotive Grade
Assay: 99.0-101.0% Zinc Content: 42.8% Corrosion Resistance: Superior Application: Automotive parts
Industrial Grade
Assay: 98.0-102.0% Iron: ≤ 0.01% Performance: Reliable coating Application: General metal treatment
Coating Grade
Assay: 98.5-101.5% Adhesion: Excellent paint bonding Uniformity: Consistent coverage Application: Paint primer systems
Appliance Grade
Assay: 99.5-100.5% Surface Quality: Premium finish Durability: Long-term protection Application: Home appliances

Quality Standards

DRAVYOM's Zinc Phosphate is manufactured under stringent quality control protocols, meeting international metal treatment standards including ASTM, ISO, and automotive industry specifications. Our phosphating-grade production ensures consistent corrosion protection and regulatory compliance.

ISO 9001:2015 Certified Manufacturing
ASTM Metal Treatment Standards
Superior Corrosion Protection
Advanced Composition Analysis
Excellent Phosphating Performance
Outstanding Paint Adhesion
Complete Certificate of Analysis
Moisture-Protected Packaging

Advanced Chemical Properties & Performance

Zinc Phosphate exhibits exceptional corrosion protection properties essential for metal surface treatment and paint adhesion enhancement. Its controlled phosphate composition ensures reliable performance in demanding surface preparation and protective coating applications.

Protection Properties
Coating Weight: 1.0-4.0 g/m² typical
Crystal Structure: Hopeite (Zn₃(PO₄)₂·4H₂O)
Corrosion Resistance: 500+ hours salt spray
Paint Adhesion: 4-5B cross-cut test
Physical Properties
Processing Temperature: 50-70°C optimal
Solubility: Sparingly soluble in water
Appearance: White crystalline powder
pH Range: 2.8-3.2 in solution
Treatment Performance
Surface Coverage: Uniform coating formation
Processing Time: 2-5 minutes contact
Surface Preparation: Excellent for steel/iron
Coating Integrity: Dense, protective layer

Performance Characteristics

Performance metrics demonstrate Zinc Phosphate excellence in metal protection with superior corrosion resistance, exceptional paint adhesion, and outstanding surface preparation across diverse industrial coating applications.

Corrosion Protection

Resistance: 500+ hours salt spray

Superior barrier coating
Paint Adhesion

Quality: 4-5B cross-cut rating

Excellent coating bond
Coating Weight

Range: 1.0-4.0 g/m² controlled

Optimal protection level
Processing Range

Temperature: 50-70°C optimal

Energy-efficient treatment
Treatment Time

Duration: 2-5 minutes contact

Rapid processing
Industrial Scale

Capacity: High-volume metal treatment

Manufacturing applications

Safety Information

Generally low toxicity inorganic compound but may cause skin and eye irritation. Handle in well-ventilated areas with appropriate protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Avoid dust generation and ensure proper ventilation during handling and processing.

Irritant
Eye Irritation
Avoid Inhalation

Storage & Handling

Store in original containers in a cool, dry, well-ventilated area away from incompatible materials. Keep containers tightly closed and protect from moisture. Use appropriate phosphate storage protocols and ensure proper inventory control for consistent treatment performance.

Cool storage (15-25°C)
Dry conditions required
Moisture-protected packaging
Well-ventilated area

Chemical Mechanisms & Reaction Pathways

Zinc phosphate exhibits complex precipitation and surface conversion mechanisms, enabling protective coating formation and enhanced paint adhesion with predictable phosphatization pathways.

Surface Conversion

Metal substrate conversion to zinc phosphate crystal coating

Microcrystalline protective layer formation
Corrosion Protection

Barrier layer formation against oxidation and environmental attack

Enhanced substrate durability
Paint Adhesion

Surface roughening and chemical bonding enhancement

Improved coating system performance
pH Control

Controlled acidic environment for optimal crystal growth

Consistent treatment results

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures global automotive and industrial coating access with complete documentation packages supporting international standards and surface treatment method validations.

Automotive Standards

ASTM D6386 and automotive OEM phosphate coating specifications

Industrial Coating Standards

SSPC-PS and NACE surface preparation specifications

OSHA Workplace Safety

Occupational safety and health administration compliance documentation

REACH Registration

European Union chemical regulation compliance for phosphate compounds

EPA Water Quality

Environmental Protection Agency phosphate discharge regulations

SDS Documentation

Multi-language Safety Data Sheets (16 sections, GHS compliant)

Technical Support & Value-Added Services

DRAVYOM's surface treatment team provides comprehensive zinc phosphate optimization support, troubleshooting assistance, and coating services to optimize phosphatization performance in your specific applications.

Process Optimization
  • Zinc phosphate concentration optimization protocols
  • Temperature and pH control optimization
  • Crystal size and coating weight control
  • Treatment time and process efficiency enhancement
Analytical Services
  • Phosphate coating weight analysis
  • Crystal structure and morphology testing
  • Adhesion and paint compatibility assessment
  • Corrosion resistance evaluation
Technical Support
  • Phosphatization troubleshooting consultation
  • Equipment setup and operation training
  • Quality control system implementation
  • Coating defect analysis and resolution
Supply Solutions
  • Consistent zinc phosphate batching programs
  • Just-in-time delivery arrangements
  • Custom packaging solutions
  • Global distribution network

Environmental Impact & Sustainability

Our zinc phosphate production emphasizes environmental responsibility through sustainable phosphate recovery practices, wastewater treatment optimization, and comprehensive environmental impact management for surface treatment operations.

Phosphate Recovery

Advanced phosphate recovery and recycling from treatment solutions

Wastewater Treatment

Specialized treatment for phosphate-containing effluents

Clean Production

Energy-efficient synthesis with minimal waste generation

Safe Disposal

Comprehensive disposal and neutralization guidance

ISO 14001

Environmental management system certified production

Container Recycling

Chemical container return and recycling programs

Manufacturing Excellence & Quality Control

DRAVYOM's state-of-the-art phosphate compound manufacturing facility employs advanced crystallization technology with continuous monitoring systems to ensure consistent zinc phosphate quality and performance across all production batches.

Production Process

Controlled crystallization with precise zinc content and particle size

Consistent phosphatization grade quality
Quality Testing

17-point analytical testing protocol including zinc content and crystal properties

XRD verification and performance testing
Quality Systems

ISO 9001:2015 quality management with surface treatment laboratory accreditation

Continuous improvement and method validation
Packaging Control

Moisture-resistant containers with contamination prevention systems

Stability preservation and quality maintenance

Market Applications & Performance Data

Comprehensive automotive and industrial coating data demonstrating zinc phosphate effectiveness across diverse applications with quantified performance metrics and surface treatment validations.

Automotive Industry
Corrosion: 720+ hours salt spray resistance Adhesion: 100% paint system compatibility Durability: 15-year service life
Industrial Coatings
Performance: 95%+ coverage uniformity Quality: Zero coating defects Reliability: 99.9% process consistency
Manufacturing
Efficiency: 40% faster treatment cycles Cost Reduction: 25% chemical savings Environmental: 30% waste reduction

DRAVYOM Competitive Advantages

Superior Protection

Consistently exceeds industry specifications with exceptional corrosion resistance and coating adhesion for surface treatment applications

Reliable Supply

Guaranteed availability with strategic inventory management and surface treatment grade production scheduling

Technical Expertise

Dedicated phosphatization team provides process optimization and surface treatment troubleshooting support

Quality Assurance

Comprehensive certificates with detailed analytical data and process validation support

Global Standards

International compliance with ASTM, automotive OEM, and industrial coating specifications for worldwide acceptance

Partnership Approach

Collaborative relationships with surface treatment facilities and custom phosphatization development services