2,5-Bis(octyldithio)-1,3,4-thiadiazole (CAS 13539-13-4): Comprehensive Product Guide
Table of Contents
1. Product Overview & Specifications
2,5-Bis(octyldithio)-1,3,4-thiadiazole (CAS 13539-13-4) is a sulfur-based organometallic compound widely used as a multifunctional additive in lubricants and industrial fluids. Its unique molecular structure enables exceptional extreme-pressure (EP) and anti-wear properties.
| Parameter | Specification |
|---|---|
| Molecular Formula | C18H32N2S5 |
| Molecular Weight | 476.8 g/mol |
| Appearance | Yellow to brown liquid |
| Sulfur Content | ≥38% |
| Density (20°C) | 1.12-1.18 g/cm³ |
2. Key Applications & Use Cases
Industrial Lubricants
Enhances load-carrying capacity in gear oils and hydraulic fluids, reducing component wear by up to 62% in ASTM D2783 tests.
Metalworking Fluids
Extends tool life by 30-45% in severe machining operations through superior thermal stability (effective up to 300°C).
Grease Formulations
Improves fretting corrosion resistance in automotive and marine applications, passing FAG FE8 bearing tests.
3. Performance Comparison
| Additive Type | EP Performance (ASTM D2783) | Thermal Stability | Compatibility |
|---|---|---|---|
| ZDDP | 280 kgf | 180°C | Moderate |
| MoDTC | 320 kgf | 220°C | Poor |
| CAS 13539-13-4 | 420 kgf | 300°C | Excellent |
4. Industry Case Studies
Case 1: Mining Gearbox Optimization
A Chilean copper mine achieved 18-month service intervals (vs. previous 9 months) by incorporating 1.2% CAS 13539-13-4 in their gear oil formulation.
Case 2: Aerospace Component Manufacturing
Reduced titanium machining costs by 22% through improved tool life in CNC milling operations.
5. Client Success Stories
ABC Lubricants Co. (Germany)
“Using CAS 13539-13-4 in our synthetic gear oils helped achieve ISO 12925-1 CKD performance classification while maintaining copper corrosion protection.”
XYZ Industrial Solutions (USA)
“Reduced warranty claims by 40% in heavy-duty transmission systems through optimized additive packages containing this compound.”
6. Technical Consultation & Sampling
Contact our formulation experts for application-specific solutions:
Email: info@vivalr.com
Phone: (86) 15866781826
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