This metal‑free molybdenum disulfide assembly paste is a solid‑lubricant‑based assembling compound. It adopts finely ground molybdenum disulfide as core lubricating filler without additional metallic flake additives. The paste delivers excellent boundary‑lubricating performance for mating metal components. It lowers friction for run‑in, press‑fit and threaded connections, inhibits galling, cold welding and thread seizure, and facilitates subsequent disassembly after long‑term mechanical service.
Product DetailsMolybdenum Disulfide Assembly Paste CAS 1317‑33‑5, Metal‑Free for Metal Assembly Run‑In Press Fit Thread Anti‑SeizeThis assembly paste is formulated with high‑purity fine‑particle molybdenum disulfide blended into selected semi‑synthetic carrier base and functional additives. Strictly metal‑free formulation excludes copper, aluminium, zinc or other metallic flake fillers, eliminating risks of galvanic corrosion when different metal alloys are in contact under humid service conditions. The paste exhibits a stable thick paste consistency and adheres well onto clean metallic component surfaces.
When applied onto threaded fasteners, the paste fills microscopic valleys on thread flanks. Under tightening torque, the layered molybdenum disulfide crystal structure slides easily, stabilises friction coefficient, and helps achieve consistent pre‑load values for bolted joints. It effectively prevents thread galling, cold‑welding and seizure, which greatly simplifies dis‑assembly work after prolonged equipment operation.
For press‑fit and interference‑fit assembly of shafts, hubs and sleeves, a thin uniform coating of this paste serves as run‑in lubricant during component pressing. It reduces surface scratching and metal pick‑up during the fitting process. After equipment commissioning, the residual solid‑lubricant layer continues to provide boundary lubrication during initial machine run‑in phase, alleviating wear of mating metallic contact surfaces.
This metal‑free assembly paste is suitable for precision mechanical assembly, gearbox fitting, pump and valve bolted joints, mixed‑alloy flange fasteners and interference‑fit shaft‑hub connections. Controlled coating thickness is required; excessive paste application may attract dust and abrasive particles, causing secondary surface abrasion.
Do not mix this assembly paste with general‑purpose liquid lubricating oils or other metal‑containing anti‑seize compounds. Incompatible blending will disrupt the solid‑lubricant dispersion and weaken anti‑seize performance. Store the product in tightly sealed original containers inside cool, dry indoor warehouse. Avoid prolonged high‑temperature storage to prevent filler sedimentation, and preserve consistent lubricating and anti‑seize properties for metal assembly, press‑fit and threaded fastening operations

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