Table of Contents
- Molybdenum Disulfide (MoS₂) Overview
- Technical Parameter Comparison
- Industrial & Emerging Applications
- Operational Best Practices
- Application Case Studies
- Verified Client Implementations
- Technical Consultation & Samples
Molybdenum Disulfide (MoS₂) CAS 1317-33-5
Core Specifications
| Parameter | Technical Data |
|---|---|
| CAS Number | 1317-33-5 |
| Chemical Formula | MoS₂ |
| Molar Mass | 160.07 g/mol |
| Appearance | Black-gray hexagonal crystals |
| Density | 5.06 g/cm³ |
| Melting Point | 2375°C (decomposes) |
| Mohs Hardness | 1.0-1.5 |
| Thermal Conductivity | 138 W/(m·K) at 20°C |
Performance Comparison Matrix
| Property | MoS₂ | Graphite | WS₂ |
|---|---|---|---|
| Friction Coefficient | 0.03-0.06 | 0.1-0.15 | 0.03-0.07 |
| Max Temp (Air) | 350°C | 450°C | 450°C |
| Max Temp (Vacuum) | 1100°C | 3000°C | 1200°C |
| Load Capacity | 3.5 GPa | 1.2 GPa | 4.0 GPa |
Industrial Applications
Mechanical Systems
• High-pressure gearbox lubrication
• Vacuum pump components
• Mining equipment bearings
Advanced Technologies
• Solid-state battery anodes
• Hydrogen evolution catalysts
• MEMS device coatings
Operational Protocols
Coating Preparation
1. Surface degreasing (Alkaline wash 60°C)
2. Particle size optimization (0.5-2µm)
3. Binder selection (Epoxy/Polyimide)
Maintenance Cycles
• Mining equipment: Recoat every 800-1200hrs
• Aerospace components: 5-year service intervals
Technical Case Studies
Automotive Transmission Systems
Client: European OEM manufacturer
Result: 62% reduction in gear wear
Implementation: 5µm MoS₂ coating in hypoid gears
Spacecraft Mechanisms
Application: Satellite solar array deployment
Outcome: Zero lubrication failure in LEO
Coating thickness: 8-10µm
Client Implementations
Heavy Machinery Producer (Germany)
• Application: Hydraulic excavator pivot joints
• Material: MoS₂/PEEK composite
• Outcome: 3× service life extension
Lithium Battery Manufacturer (China)
• Usage: Anode conductivity enhancement
• Formula: 3% MoS₂ doping
• Result: 18% capacity increase
Technical Support & Ordering
Contact our materials engineers:
Email: info@vivalr.com
Phone: (86) 15866781826
Request: Specify particle size (0.1-50µm), purity (92-99.9%), and application environment
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