Description

Molybdenum Disulfide (Hexagonal) CAS NO 1317-33-5 is a high-purity, inorganic compound characterized by its distinctive layered hexagonal crystal structure, which provides exceptional lubricating properties. This material is critical for reducing friction and wear in demanding mechanical and industrial applications where conventional lubricants fail. It is an essential raw material for manufacturers in the aerospace, automotive, heavy machinery, and specialty coatings industries seeking to enhance performance and longevity of components.

Application

• Solid Lubricant & Dry Film Lubricant: A key component in greases, pastes, bonded coatings, and dispersions for high-load, low-speed, or vacuum applications.
• Polymer & Composite Reinforcement: Used as an additive in engineering plastics, nylons, and rubbers to improve wear resistance and reduce coefficient of friction.
• Automotive & Aerospace: Applied in engine components, chassis parts, and spacecraft mechanisms to ensure reliable operation under extreme temperatures and conditions.
• Metalworking & Forging: Serves as a high-temperature lubricant and release agent in forging, extrusion, and stamping processes.
• Conductive & Semiconductor Applications: Utilized in the development of next-generation electronic devices, including transistors and sensors, due to its semiconducting properties.
• Catalyst & Catalyst Support: Employed in hydrodesulfurization (HDS) and other petrochemical refining processes.

Basic Information

Product Name	Molybdenum Disulfide (Hexagonal)
CAS No.	1317-33-5
Molecular Formula	MoS2
Molecular Weight	160.07 g/mol
Synonyms	Molybdenum(IV) sulfide; Molybdenite; Moly disulfide; Molysulfide; Molybdenum sulfide (MoS2); Hexagonal molybdenum disulfide; 2H-MoS2; Molybdenum disulphide
EINECS	215-263-9

Quality Control

Our Molybdenum Disulfide is manufactured under a strict quality management system. Each batch is analyzed to ensure it meets precise specifications for purity, particle size, and crystal structure. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, heavy metal content, and moisture levels. Our production adheres to ISO 9001 standards, and we support compliance with global regulatory frameworks such as REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity. Separate from strong oxidizing agents.

Specification

Item	Specification
Appearance	Black-gray powder
Identification (XRD)	Conforms to hexagonal 2H-MoS2 structure
Assay (MoS2)	≥ 99.0%
Particle Size (D50)	1-10 µm (Custom sizes available)
Moisture Content	≤ 0.5%
Acid Insoluble Matter	≤ 0.5%
Heavy Metals (as Pb)	≤ 50 ppm
Oil Absorption	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.