Lubricant for wire feeding and wire drawing and a welding wire manufactured by using the same

• Main Authors: ARAIKE, YASUO, TACHIBANA, TOMOYUKI, MASAIE, NORIO, SEITA, KOJI
• Format: Patent
• Language: English; French; German
• Published: 04.08.1993
• Subjects: AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL; CHEMISTRY; CLADDING OR PLATING BY SOLDERING OR WELDING; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; FUELS; INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATINGCOMPOSITIONS; LUBRICANTS; LUBRICATING COMPOSITIONS; MACHINE TOOLS; MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; METAL-WORKING NOT OTHERWISE PROVIDED FOR; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PEAT; PERFORMING OPERATIONS; PETROLEUM, GAS OR COKE INDUSTRIES; PUNCHING METAL; SOLDERING OR UNSOLDERING; TECHNICAL GASES CONTAINING CARBON MONOXIDE; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION; WELDING; WORKING BY LASER BEAM

A lubricant for wire feeding and wire drawing which comprises polytetrafluoroethylene powder, 0.5-40 mu m (or 0.5-20 mu m) in particle diameter, dispersed in water or an aqueous dispersion containing polytetrafluoroethylene powder, 0.1-0.4 mu m in particle diameter. A welding wire whose surface is coated with a lubricant mentioned above and a welding wire which has been drawn by the aid of a lubricant mentioned above.