Zinc Phosphate
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Highlights:
ZINC PHOSPHATE – Advanced Anti-Corrosive Pigment & Metal Treatment Agent
Professional Zinc Phosphate – Technical Grade Anti-Corrosive Pigment, Metal Surface Treatment, Paint Additive & Industrial Catalyst for Paint Manufacturing, Metal Finishing, Corrosion Protection, Coating Applications & Specialized Chemical Processing
✅ Technical Grade Anti-Corrosive Pigment – Superior Corrosion Inhibition Properties
✅ Metal Treatment Agent – Excellent Surface Protection & Phosphating Performance
✅ Outstanding Chemical Stability – Environmental Protection for Multiple Applications
✅ Multi-Industry Applications – Paint, Metal Finishing, Coating & Chemical Processing
✅ Quality Assured – Technical & Environmental Standards Supporting Optimal Performance Results
Description
Premium Zinc Phosphate Technology
Zinc phosphate, featuring zinc orthophosphate structure with CAS number 7779-90-0 and molecular formula Zn3(PO4)2·4H2O, appearing as white to light gray crystalline powder with exceptional anti-corrosive properties, outstanding chemical stability, and superior environmental compatibility compared to traditional chromate pigments, is a specialized inorganic phosphate with excellent corrosion inhibition characteristics, improved metal adhesion properties, and superior performance in protective coating applications. Zinc phosphate is specifically processed to provide enhanced corrosion protection, improved coating durability, and superior performance in applications requiring effective metal protection, reliable corrosion inhibition, stable pigment behavior, and industrial-grade processing in paint manufacturing, metal finishing, surface treatment, and protective coating systems. The compound functions through multiple mechanisms including anodic corrosion inhibition enabling metal protection, phosphate layer formation providing surface bonding, and barrier film development ensuring long-term protection, providing broad-spectrum anti-corrosive functionality, effective metal treatment, excellent chemical compatibility under processing conditions, and outstanding environmental safety profile during handling and application. Zinc phosphate represents one of the most versatile and essential anti-corrosive pigments in modern paint, coating, metal finishing, and surface treatment sectors, providing exceptional corrosion protection efficiency, superior coating performance, excellent environmental compatibility without toxicity concerns, and outstanding regulatory compliance during manufacturing and application, making it essential for protective paints, anti-corrosive coatings, metal pre-treatment, primer formulations, and specialized applications requiring high-performance eco-friendly anti-corrosive technology and regulatory approval with international environmental standards.
At Chemicals & Process Equipment Limited, we supply advanced Zinc Phosphate manufactured under stringent quality control standards and international paint, coating, metal finishing, environmental, and safety specifications. Our comprehensive product range includes various particle sizes, surface treatments, and specialized grades meeting diverse requirements for paint applications, metal treatment systems, coating formulations, surface preparation, and specialized applications across global paint, coating, metal finishing, and industrial markets.
✅ Advanced Anti-Corrosive Technology – Optimized Protection & Multi-Industry Applications
✅ Consistent Quality Standards – Multiple Product Classifications with Comprehensive Documentation
✅ Essential Corrosion Inhibitor – Superior Protection Properties, Environmental Safety & Compatibility
✅ Multi-Industry Applications – Paint, Coating, Metal Finishing, Surface Treatment, Chemical Processing
✅ Technical Support Package – Complete Application Guidance & Performance Optimization
The global zinc phosphate market was valued at approximately USD 520 million in 2023 and is projected to reach USD 720 million by 2030, growing at a CAGR of 4.8% during the forecast period. Market expansion is driven by increasing demand for eco-friendly anti-corrosive pigments, growing paint and coating applications, expanding metal finishing requirements, and rising environmental regulations replacing toxic chromate-based systems.
Technical Specifications & Properties
| Property | Paint Grade | Metal Treatment | Coating Grade | Primer Grade | Technical Grade | Research Grade |
|---|---|---|---|---|---|---|
| Zn3(PO4)2 Content (%) | 95-98 | 92-96 | 90-95 | 88-93 | 85-90 | 97-99 |
| ZnO Content (%) | 48-52 | 46-50 | 44-48 | 42-46 | 40-44 | 50-52 |
| P2O5 Content (%) | 34-38 | 32-36 | 30-34 | 28-32 | 26-30 | 36-38 |
| Water Content (%) | <0.5 | <1.0 | <1.5 | <2.0 | <2.5 | <0.3 |
| pH (10% suspension) | 6.5-8.5 | 6.0-9.0 | 5.5-9.5 | 5.0-10.0 | 4.5-10.5 | 7.0-8.0 |
| Particle Size D50 (μm) | 2-8 | 5-15 | 3-12 | 8-20 | 10-30 | 3-6 |
| Specific Surface Area (m²/g) | 15-35 | 10-25 | 12-30 | 8-20 | 5-15 | 20-30 |
| Bulk Density (g/cm³) | 1.2-1.8 | 1.4-2.0 | 1.1-1.7 | 1.5-2.1 | 1.6-2.2 | 1.3-1.6 |
| Tapped Density (g/cm³) | 1.8-2.5 | 2.0-2.7 | 1.7-2.4 | 2.1-2.8 | 2.2-2.9 | 1.9-2.3 |
| Oil Absorption (ml/100g) | 20-40 | 15-35 | 25-45 | 18-38 | 12-32 | 25-35 |
| Water Solubility (mg/L) | 10-25 | 15-35 | 12-30 | 20-40 | 25-50 | 12-20 |
| Brightness (%) | 85-95 | 80-90 | 82-92 | 75-85 | 70-80 | 90-95 |
| Whiteness Index | 80-90 | 75-85 | 78-88 | 70-80 | 65-75 | 85-90 |
| Refractive Index | 1.60-1.65 | 1.58-1.63 | 1.59-1.64 | 1.57-1.62 | 1.55-1.60 | 1.62-1.65 |
| Hardness (Mohs) | 3.5-4.5 | 3.0-4.0 | 3.2-4.2 | 2.8-3.8 | 2.5-3.5 | 4.0-4.5 |
| Iron (Fe) Content (%) | <0.1 | <0.2 | <0.15 | <0.3 | <0.5 | <0.05 |
| Aluminum (Al) Content (%) | <0.2 | <0.5 | <0.3 | <0.8 | <1.0 | <0.1 |
| Calcium (Ca) Content (%) | <0.5 | <1.0 | <0.8 | <1.5 | <2.0 | <0.3 |
| Magnesium (Mg) Content (%) | <0.3 | <0.6 | <0.4 | <1.0 | <1.5 | <0.2 |
| Heavy Metals (ppm) | <50 | <100 | <75 | <150 | <200 | <25 |
| Lead (Pb) (ppm) | <10 | <20 | <15 | <30 | <50 | <5 |
| Cadmium (Cd) (ppm) | <5 | <10 | <8 | <15 | <25 | <3 |
| Chromium (Cr) (ppm) | <5 | <10 | <8 | <15 | <25 | <3 |
| Chloride (Cl) Content (%) | <0.1 | <0.2 | <0.15 | <0.3 | <0.5 | <0.05 |
| Sulfate (SO4) Content (%) | <0.2 | <0.5 | <0.3 | <0.8 | <1.0 | <0.1 |
| Insoluble Matter (%) | <1.0 | <2.0 | <1.5 | <3.0 | <5.0 | <0.5 |
| Loss on Ignition (%) | 8-12 | 10-15 | 9-14 | 12-18 | 15-22 | 9-11 |
| Crystal Structure | Orthorhombic | Mixed | Variable | Variable | Variable | Orthorhombic |
| Appearance | White Powder | Gray-White | Off-White | Light Gray | Variable | White Powder |
| Melting Point (°C) | 900 | 900 | 900 | 900 | 900 | 900 |
| Decomposition Temp (°C) | >1100 | >1000 | >1050 | >950 | >900 | >1100 |
| Anti-Corrosive Rating | Excellent | Very Good | Good | Good | Fair | Excellent |
| Environmental Rating | Non-Toxic | Non-Toxic | Non-Toxic | Non-Toxic | Non-Toxic | Non-Toxic |
| Application Concentration (%) | 5-15 | 1-8 | 3-12 | 8-20 | 10-30 | Variable |
| Storage Temperature (°C) | 10-40 | 5-45 | 0-50 | -5-55 | -10-60 | 15-30 |
| Shelf Life (years) | 5 | 5 | 5 | 5 | 5 | 3 |
| Regulatory Status | Paint Grade | Metal Treatment | Coating Grade | Primer Grade | Industrial | Analytical |
Available Product Types:
- Paint Grade for architectural and industrial paint applications
- Metal Treatment Grade for phosphating and surface preparation
- Coating Grade for protective and decorative coatings
- Primer Grade for primer and undercoat formulations
- Technical Grade for general industrial applications
- Research Grade for laboratory and analytical applications
- Ultrafine Grade for high-performance coating systems
- Micronized Grade for smooth finish applications
- Anti-Corrosive Grade with enhanced inhibition properties
- Waterborne Grade for water-based coating systems
- Powder Coating Grade for electrostatic applications
- Marine Grade for marine and offshore applications
- Automotive Grade for automotive coating systems
- High-Purity Grade for specialized applications
- Custom Specifications for specific application requirements
Specialized Application Solutions:
- Paint formulation development and corrosion testing
- Metal treatment process optimization and quality control
- Coating system design and performance evaluation
- Anti-corrosive pigment selection and compatibility testing
- Environmental compliance and regulatory assistance
- Quality control method development and validation
- Corrosion protection assessment and optimization
- Surface treatment process development
- Regulatory compliance assistance and documentation support
- Custom application development and performance testing
Paint Applications
Architectural Paints Paint manufacturers utilize Paint Grade Zinc Phosphate for interior paints, exterior coatings, and architectural finishes requiring paint specifications. Paint formulators employ zinc phosphate as anti-corrosive pigment, metal primer, and protection enhancer providing superior corrosion resistance, extended coating life, and excellent environmental safety with typical concentrations of 5-15% depending on protection level and coating system requirements.
Industrial Coatings Industrial paint companies use Zinc Phosphate for protective coatings, maintenance paints, and heavy-duty applications requiring industrial specifications. Coating technologists employ zinc phosphate for corrosion inhibition, metal protection, and durability enhancement providing improved corrosion resistance, enhanced coating performance, and superior industrial protection.
Marine Coatings Marine coating manufacturers utilize Zinc Phosphate for ship paints, offshore coatings, and marine protection systems requiring marine specifications. Marine coating specialists employ zinc phosphate for saltwater protection, anti-corrosive enhancement, and long-term durability providing excellent marine corrosion resistance, enhanced coating life, and superior saltwater protection.
Automotive Coatings Automotive paint producers use Zinc Phosphate for primer systems, automotive paints, and vehicle coatings requiring automotive specifications. Automotive coating engineers employ zinc phosphate for corrosion protection, adhesion enhancement, and coating durability providing improved vehicle protection, enhanced paint performance, and superior automotive finish quality.
For comprehensive information about zinc phosphate applications in anti-corrosive coatings, you can reference this detailed research study on zinc phosphate corrosion behavior which provides extensive coverage of zinc phosphate mechanisms, waterborne coating applications, electrochemical performance, and corrosion protection effectiveness from the National Center for Biotechnology Information.
Metal Treatment Applications
Metal Phosphating Metal finishing companies utilize Metal Treatment Grade Zinc Phosphate for phosphating processes, metal pre-treatment, and surface preparation requiring metal treatment specifications. Metal treatment specialists employ zinc phosphate for conversion coating formation, corrosion protection, and adhesion improvement providing enhanced metal protection, improved coating adhesion, and superior surface preparation with excellent environmental compliance.
Surface Preparation Surface treatment facilities use Zinc Phosphate for metal cleaning, surface conditioning, and pre-treatment applications requiring surface preparation specifications. Surface preparation technicians employ zinc phosphate for oxide removal, surface activation, and treatment enhancement providing clean metal surfaces, improved coating adhesion, and excellent surface preparation results.
Steel Treatment Steel processing companies utilize Zinc Phosphate for steel protection, rust prevention, and metal conditioning requiring steel treatment specifications. Steel treatment engineers employ zinc phosphate for corrosion inhibition, surface modification, and protection enhancement providing improved steel durability, enhanced corrosion resistance, and superior steel protection.
Galvanized Metal Treatment Galvanizing operations use Zinc Phosphate for galvanized steel treatment, zinc coating enhancement, and metal protection requiring galvanizing specifications. Galvanizing specialists employ zinc phosphate for additional protection, coating enhancement, and durability improvement providing extended protection life, enhanced corrosion resistance, and superior galvanized metal performance.
Coating Applications
Protective Coatings Protective coating manufacturers utilize Coating Grade Zinc Phosphate for industrial protection, structural coatings, and heavy-duty applications requiring protective coating specifications. Protective coating formulators employ zinc phosphate for corrosion prevention, metal protection, and coating enhancement providing superior protection performance, extended service life, and excellent industrial durability.
Powder Coatings Powder coating producers use Zinc Phosphate for electrostatic coatings, powder systems, and specialty applications requiring powder coating specifications. Powder coating technologists employ zinc phosphate for corrosion protection, coating enhancement, and performance improvement providing excellent powder coating properties, enhanced durability, and superior finish quality.
Waterborne Coatings Waterborne coating manufacturers utilize Zinc Phosphate for water-based systems, low-VOC coatings, and environmental applications requiring waterborne specifications. Waterborne coating specialists employ zinc phosphate for eco-friendly protection, performance enhancement, and environmental compliance providing effective corrosion protection, reduced environmental impact, and superior waterborne coating performance.
Primer Systems Primer manufacturers use Zinc Phosphate for metal primers, undercoats, and base coat applications requiring primer specifications. Primer formulators employ zinc phosphate for adhesion promotion, corrosion inhibition, and foundation enhancement providing superior primer performance, enhanced adhesion, and excellent coating system compatibility.
Specialty Applications
Catalyst Applications Chemical manufacturers utilize Technical Grade Zinc Phosphate for catalytic processes, chemical synthesis, and industrial reactions requiring catalyst specifications. Chemical engineers employ zinc phosphate for reaction catalysis, process enhancement, and chemical transformation providing improved reaction efficiency, enhanced selectivity, and superior catalytic performance.
Ceramic Applications Ceramic producers use Zinc Phosphate for ceramic glazes, specialty ceramics, and high-temperature applications requiring ceramic specifications. Ceramic technologists employ zinc phosphate for thermal stability, chemical resistance, and performance enhancement providing improved ceramic properties, enhanced durability, and superior high-temperature performance.
Agricultural Applications Agricultural companies utilize Zinc Phosphate for fertilizer formulations, soil conditioning, and plant nutrition requiring agricultural specifications. Agricultural specialists employ zinc phosphate for nutrient supply, soil improvement, and crop enhancement providing effective plant nutrition, improved soil conditions, and superior agricultural performance.
Water Treatment Water treatment facilities use Zinc Phosphate for corrosion control, water conditioning, and system protection requiring water treatment specifications. Water treatment engineers employ zinc phosphate for pipeline protection, corrosion inhibition, and system enhancement providing effective corrosion control, improved system life, and superior water treatment performance.
Quality Control & Testing
Comprehensive Quality Assurance Every production batch undergoes extensive testing to ensure compliance with zinc phosphate standards, paint requirements, coating specifications, and international quality standards. Our quality control laboratory employs advanced analytical techniques including X-ray diffraction, atomic absorption spectroscopy, and comprehensive performance evaluation.
Quality assurance procedures include:
- Zn3(PO4)2 content determination using gravimetric analysis
- ZnO content testing using atomic absorption spectroscopy
- P2O5 analysis using colorimetric methods
- Water content measurement using Karl Fischer titration
- pH measurement using calibrated electrode systems
- Particle size analysis using laser diffraction techniques
- Specific surface area testing using BET method
- Bulk density determination using standardized procedures
- Tapped density measurement using tap density apparatus
- Oil absorption testing using rub-out procedures
- Water solubility measurement using dissolution testing
- Brightness testing using spectrophotometric methods
- Whiteness index determination using colorimetric analysis
- Refractive index measurement using optical methods
- Hardness testing using Mohs scale procedures
- Iron content analysis using atomic absorption spectroscopy
- Aluminum determination using ICP-OES techniques
- Calcium analysis using complexometric titration
- Magnesium testing using atomic absorption methods
- Heavy metals testing using ICP-MS techniques
- Lead analysis using graphite furnace methods
- Cadmium determination using electrothermal atomization
- Chromium testing using atomic absorption spectroscopy
- Chloride content testing using ion chromatography
- Sulfate analysis using gravimetric precipitation
- Insoluble matter determination using filtration procedures
- Loss on ignition testing using high-temperature treatment
- Crystal structure analysis using X-ray diffraction
- Appearance evaluation using visual inspection standards
- Melting point determination using differential thermal analysis
- Decomposition temperature testing using thermogravimetry
- Anti-corrosive rating evaluation using salt spray testing
- Environmental rating assessment using toxicity testing
- Performance testing using application-specific methods
- Stability testing using accelerated aging protocols
Storage & Handling Procedures Implement proper storage conditions including controlled humidity and temperature, protection from moisture absorption and contamination, appropriate industrial-grade packaging materials, segregation from incompatible substances, and comprehensive safety procedures for maintaining Zinc Phosphate quality and ensuring safe handling throughout storage and application periods.
Environmental & Regulatory Compliance
Environmental Standards Technical Grade Zinc Phosphate complies with environmental protection regulations, non-toxic pigment standards, and international environmental directives ensuring safe use in industrial applications with established environmental compatibility and comprehensive ecological assessments for manufacturing processes.
Paint Industry Standards Paint Grade Zinc Phosphate adheres to paint industry standards, coating specifications, and international paint regulations ensuring safe use in paint applications with established performance criteria and regulatory compliance for protective coating systems.
Metal Treatment Standards Metal Treatment Grade Zinc Phosphate meets metal finishing standards, surface treatment specifications, and international metal processing regulations ensuring appropriate use in metal treatment applications with established safety protocols and performance requirements.
Coating Standards All grades comply with coating industry regulations, protective coating standards, and workplace safety requirements ensuring appropriate use in coating applications with established protocols and regulatory compliance for industrial operations.
Performance Advantages & Benefits
✔ Superior Corrosion Protection – Excellent anti-corrosive properties and metal protection
✔ Outstanding Environmental Safety – Non-toxic alternative to chromate-based pigments
✔ Industrial Compatibility – Technical compliance with paint and coating specifications
✔ Chemical Stability – Stable performance under various environmental conditions
✔ Multiple Applications – Suitable for paint, coating, metal treatment, and industrial use
✔ Eco-Friendly Alternative – Environmentally safe replacement for toxic pigments
✔ Processing Efficiency – Easy incorporation and excellent manufacturing compatibility
✔ Long-Term Protection – Durable corrosion resistance and extended coating life
✔ Quality Consistency – Uniform performance across production batches
✔ Regulatory Compliance – Approved for paint, coating, and metal treatment use
✔ Cost Effectiveness – Economic anti-corrosive pigment with superior performance
✔ Storage Stability – Extended shelf life under proper storage conditions
✔ Global Availability – Reliable supply chains and worldwide distribution networks
✔ Technical Versatility – Multiple industry applications and coating systems
✔ Technical Support – Complete application guidance and optimization services
Our Zinc Phosphate products represent industry-leading standards in anti-corrosive technology and eco-friendly protection solutions, specifically manufactured for demanding paint formulations, protective coatings, metal treatment systems, and advanced industrial applications requiring exceptional corrosion protection characteristics, reliable environmental safety, and comprehensive regulatory compliance. We provide complete technical support, process guidance, and performance consultation to ensure optimal results across your specialized paint, coating, metal treatment, or industrial processing applications.
For detailed specifications, technical data sheets, or application-specific recommendations, contact our specialized anti-corrosive pigment division. We offer complete support including product selection, process optimization, compatibility testing, regulatory guidance, performance monitoring, and technical assistance to maximize effectiveness in your paint, coating, metal treatment, or industrial processing applications.
For more information about our products, feel free to Contact Us today.
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