Electro Chromium Trioxide
Electroplating Chrome
Electroplating Grade

Chromium Trioxide (Chromic Acid)

Electroplating grade Chromium Trioxide manufactured for chrome plating, hard chrome electroplating, and decorative chrome finishing. Our high-purity chromic acid provides exceptional chrome deposition for automotive components, industrial machinery, and decorative applications.

  • Electroplating Grade Purity
  • Chrome Electroplating
  • Hard Chrome Coating
  • Decorative Finishing
  • Automotive Applications
  • Industrial Grade

Technical Specifications

Chemical Formula: CrO₃
CAS Number: 1333-82-0
EINECS Number: 215-607-8
Assay (as CrO₃): 99.7-100.3%
Physical State: Dark red crystalline flakes
Density (20°C): 2.70 g/cm³
Molecular Weight: 99.99 g/mol
Solubility in Water (20°C): 1668 g/L
pH (10% solution): 0.5-1.0
Chromium Content: 52.0%
Sulfate (SO₄): ≤ 0.005%
Chloride (Cl): ≤ 0.001%
Iron (Fe): ≤ 0.003%
Insoluble Matter: ≤ 0.005%
Chrome Deposition: Superior electroplating performance
UN Number: UN 1463 (Chromium trioxide)
Packaging Options: 25kg, 50kg drums

Applications

Chrome Electroplating
Hard Chrome Coating
Automotive Chrome
Tool Surface Hardening
Industrial Machinery
Decorative Finishes
Aerospace Components
Hydraulic Components
Manufacturing Equipment
Wear Resistance Coating
Premium Chrome Finishes
Electrical Contacts

Industry-Specific Grades

DRAVYOM offers specialized chromium trioxide grades tailored for specific chrome plating requirements, ensuring optimal performance and regulatory compliance across diverse industrial and decorative applications.

Hard Chrome Grade
Assay: 99.8-100.2% Iron: ≤ 0.001% Sulfate: ≤ 0.003% Application: Industrial hard chrome
Decorative Grade
Assay: 99.7-100.3% Brightness: High luster finish Chloride: ≤ 0.0005% Application: Decorative chrome plating
Automotive Grade
Assay: 99.7-100.3% Corrosion Resistance: Superior Adhesion: Excellent Application: Automotive components
Industrial Grade
Assay: 99.5-100.5% Bulk Processing: Optimized Cost-Effective: High volume Application: Large-scale chrome plating

Quality Standards

DRAVYOM's Chromium Trioxide is manufactured under stringent quality control protocols, meeting international chrome plating standards including ASTM, SAE, and automotive industry specifications. Our electroplating-grade production ensures consistent performance and regulatory compliance.

ISO 9001:2015 Certified Manufacturing
ASTM Standards Compliance
99.7-100.3% Accurate Assay
Advanced Purity Testing
Superior Chrome Deposition
Hardness & Durability
Complete Certificate of Analysis
Secure Hazmat Packaging

Advanced Chemical Properties & Performance

Electroplating Grade Chromium Trioxide exhibits exceptional electrochemical properties essential for decorative and hard chromium plating applications. Its ultra-pure composition and controlled crystalline structure ensure reliable performance in demanding electroplating processes and surface hardening operations.

Electrochemical Properties
Standard Electrode Potential: +1.33 V (Cr₂O₇²⁻/Cr³⁺)
Plating Mechanism: Hexavalent chromium reduction
Cathodic Efficiency: 12-20% chromium deposition
Current Density Range: 150-1000 ASF optimal
Physical Properties
Crystal Structure: Orthorhombic anhydrous
Density (20°C): 2.70 g/cm³
Solubility (20°C): 166 g/100g water
Melting Point: 196°C
Plating Performance
Deposit Quality: Mirror-bright chromium finish
Hardness: 800-1000 HV achievable
Wear Resistance: Exceptional abrasion resistance
Corrosion Resistance: Superior barrier protection
Purity Specifications
Chromium Content: 52.0-52.5% Cr
Sulfate (SO₄): ≤ 0.005%
Iron (Fe): ≤ 0.003%
Lead (Pb): ≤ 0.001%
Stability Properties
Shelf Life: 2 years (unopened)
Thermal Stability: Decomposes at 250°C
Solution Stability: Stable in acidic conditions
Container Compatibility: Acid-resistant containers only

Performance Characteristics

Detailed performance metrics demonstrate Electroplating Grade Chromium Trioxide superiority in hard chrome plating applications with exceptional surface hardness, wear resistance, and decorative finish quality across diverse electroplating processes and industrial applications.

Surface Hardness

Hardness: 800-1000 HV microhardness

Exceptional mechanical properties
Wear Resistance

Abrasion resistance: >10x base metal

Superior durability characteristics
Surface Finish

Surface roughness: Ra ≤ 0.05 μm achievable

Mirror-bright finish quality
Operating Range

Temperature range: 45-65°C optimal

Controlled temperature operation
Deposit Adhesion

Bond strength: ≥ 35 N/cm² typical

Excellent substrate bonding
Bath Stability

Operating life: 6-12 months continuous

Extended process stability

Safety Information

Chromium Trioxide is a strong oxidizer and carcinogen that causes severe burns and may cause cancer. Handle only with appropriate engineering controls, respiratory protection, and personal protective equipment. Use in well-ventilated areas with proper exhaust systems. Follow all occupational exposure limits and safety protocols.

Carcinogen
Oxidizer
Corrosive

Storage & Handling

Store in original containers in a cool, dry, well-ventilated area away from combustible materials, reducing agents, and organic substances. Use only with proper engineering controls and containment systems. Ensure emergency procedures and spill response equipment are readily available.

Cool storage (15-25°C)
Excellent ventilation required
Away from combustibles
Containment systems required

Chemical Mechanisms & Reaction Pathways

Chromium Trioxide exhibits complex chromate chemistry through hexavalent chromium oxidation and electrochemical reduction mechanisms, enabling precise chromium deposition and superior corrosion protection with controlled plating characteristics.

Chromate Formation

CrO₃ + H₂O → H₂CrO₄ ⇌ H⁺ + HCrO₄⁻ (chromic acid equilibrium)

Controlled chromium ion generation for plating
Electrochemical Reduction

Cr⁶⁺ + 6e⁻ → Cr⁰ (cathodic chromium deposition)

Multi-electron transfer for metallic chromium
Passivation Mechanism

Surface oxide formation for enhanced corrosion resistance

Self-healing protective layer development
pH Control

Acid equilibrium management for stable chromium chemistry

Consistent deposition rate control

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures controlled chromium compound access with complete documentation packages supporting international standards and hexavalent chromium safety protocols.

Chrome Plating Standards

ASTM B177 and SAE specifications for chromium electroplating

OSHA Compliance

Workplace safety standards for hexavalent chromium exposure

EPA Regulations

Environmental protection standards for chromium discharge

REACH Authorization

European Union restricted substances authorization required

RoHS Restrictions

Electronics industry hexavalent chromium limitations

DOT Hazmat

Dangerous goods transportation and shipping protocols

Technical Support & Value-Added Services

DRAVYOM's chromium plating specialists provide comprehensive chrome process support, safety training, and bath optimization to maximize Chromium Trioxide performance while ensuring regulatory compliance.

Bath Chemistry
  • Chromic acid concentration optimization
  • Catalyst ratio adjustment protocols
  • Temperature and current density optimization
  • Bath contamination troubleshooting
Safety & Compliance
  • Hexavalent chromium safety training
  • Personal protective equipment selection
  • Ventilation system design consultation
  • Regulatory compliance auditing
Process Optimization
  • Chrome deposit thickness control
  • Surface finish enhancement techniques
  • Corrosion testing and validation
  • Quality control implementation
Waste Management
  • Chromium waste treatment solutions
  • Reduction and precipitation protocols
  • Wastewater treatment system design
  • Environmental monitoring support

Environmental Impact & Sustainability

Our Chromium Trioxide operations emphasize stringent environmental controls through advanced emission monitoring, chromium waste reduction, and comprehensive environmental impact management for responsible chrome plating.

Emission Control

Advanced scrubbing systems for chromium mist capture

Chromium Recovery

Electrochemical reduction and recovery systems

Wastewater Treatment

Chromium precipitation and water recycling programs

Safe Handling

Comprehensive containment and exposure prevention

ISO 14001

Environmental management system certified operations

Monitoring Systems

Continuous environmental and workplace monitoring

Manufacturing Excellence & Quality Control

DRAVYOM's specialized chromium compound manufacturing facility employs controlled oxidation processes with stringent containment systems to ensure consistent Chromium Trioxide quality while maintaining the highest safety standards.

Production Process

Controlled chromium oxidation with advanced emission control

High-purity chromium trioxide crystallization
Quality Testing

15-point analytical testing including chromium content and trace metals

ICP-MS verification and purity analysis
Safety Systems

Comprehensive containment with emergency response protocols

Worker protection and environmental monitoring
Secure Packaging

Specialized containers with safety labeling and documentation

DOT compliant hazardous materials packaging

Market Applications & Performance Data

Comprehensive chromium plating data demonstrating Chromium Trioxide effectiveness across specialized applications with quantified performance metrics and corrosion protection validations.

Automotive Chrome
Corrosion Resistance: 1000+ hour salt spray Surface Hardness: 850-1000 HV Reflectivity: 95%+ mirror finish
Industrial Hard Chrome
Wear Resistance: 10x base metal durability Thickness Control: ±2μm precision Adhesion: >25 N/mm² bond strength
Aerospace Applications
Temperature Stability: -50°C to +400°C Fatigue Resistance: Extended service life Quality Standards: AMS 2460 compliance

DRAVYOM Competitive Advantages

Superior Safety Standards

Industry-leading safety protocols and containment systems for hexavalent chromium handling and processing

Regulatory Expertise

Comprehensive compliance support for chromium regulations across multiple jurisdictions

Consistent Quality

Reliable high-purity chromium trioxide with exceptional batch-to-batch consistency

Technical Expertise

Specialized chromium chemistry team with decades of electroplating experience

Environmental Leadership

Advanced waste treatment and emission control technologies for responsible operations

Partnership Approach

Collaborative support for chrome plating operations with custom process development