Program for Plasma-sprayed Self-lubricating CoatingsNational Aeronautics and Space Administration, Scientific and Technical Information Branch, 1979 - Bearings (Machinery) - 76 pages |
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12 COUNTS COUNTS 20 hours 20 NI CHROME 325 mesh Cerac 400 mesh sieve agglomerates atomic absorption analyses Ball Mill Batch 13 Batch 15 binder and 325 binocular optical microscope CaF2 Vol CALCIUM FLUORIDE coating composition composite particles composite powders compositional uniformity COUNTS COUNTS BATCH COUNTS COUNTS COUNTS decorated discoloration EDX analysis equiaxed feed tube Figure 33 Continued FLUORIDE 0 20 globules heat treatment Hopper IITRI Image Analyzing Light Ag lubricant MAP binder mesh CaF2 powder mesh material mesh sieve fraction metallographic micrograph Microtrack Analyzer mixing NASA Wear Test NASA/Lewis Nichrome powder Number of grid observed obtained oxidation particle size distribution plasma plasma-sprayed coatings point grid polished section Polyvinyl Alcohol porosity PVA binder quantitative microscopy measurements quantitative microscopy results segration shown in Figure shows Sieve Analysis SILVER specification range Spray Powder sprayed coating Starting Powder substrate surface Table temperature unmelted volume fraction White particles x-ray diffraction