all 0.014 - - - - - guard OK, reduced ↑0.015¦ lubricant flow base-carbon 0.094 47.6 - 0.054 - 116•103 broken guard ↑0.55¦ ↑381¦ [] - background 0.018-0.020 - - - - - Figs 5A,B Solid-core base-alumina 0.03-0.05 - - - - - 725 RPM, 1-ply drilling, < <2-ply> ≈0.70> 0.05-1.30 1355 RPM, 1-ply 1/4” drill bit CNT-alumina < 0.1-0.4> - - - - - 725 RPM, <2-ply> <0.2-1.0> 1355 RPM, <2-ply> base-alumina 0.020-0.025 - - - - - 725 RPM, 1-ply drilling, < <2-ply> ≈0.30> 3/8” drill bit 0.05-1.00 - - - - 1355 RPM, 1-ply < <2-ply> ≈3.00> CNT-alumina - - - - - 725 RPM, 1-ply ≈0.02 <0.07-3.00> <2-ply> 0.02-0.70 1355 RPM, 1-ply <0.05-7.00> <2-ply> [] - background 0.0042 12 - - <0> 9 Source & BZ ↑0.0049¦ ↑137¦ ↑20¦ Solid-core base-alumina 0.0500 31 - - - 13 725 RPM, 3-ply ↑3.600¦ ↑3877¦ ↑86¦ drilling, 0.0190 30 @BZ ↑0.450¦ ↑433¦ 3/8” drill bit 0.1600 128 <1.3> 25 1355 RPM, 3-ply ↑10.000¦ ↑5602¦ ↑666¦ <1.0>
all 0.014 ↑0.015¦ - - - - - guard OK, reduced lubricant flow base-carbon 0.094 ↑0.55¦ 47.6 ↑381¦ - 0.054 - 116•103 broken guard [] - background 0.018-0.020 - - - - - Figs 5A,B Solid-core drilling, base-alumina 0.03-0.05 < ≈0.70> 0.05-1.30 - - - - - 725 RPM, 1-ply <2-ply> 1355 RPM, 1-ply 1/4” drill bit CNT-alumina < 0.1-0.4> <0.2-1.0> - - - - - 725 RPM, <2-ply> 1355 RPM, <2-ply> drilling, base-alumina 0.020-0.025 < ≈0.30> - - - - - 725 RPM, 1-ply <2-ply> 3/8” drill bit 0.05-1.00 < ≈3.00> - - - - 1355 RPM, 1-ply <2-ply> CNT-alumina ≈0.02 <0.07-3.00> 0.02-0.70 <0.05-7.00> - - - - - 725 RPM, 1-ply <2-ply> 1355 RPM, 1-ply <2-ply> [] - background 0.0042 ↑0.0049¦ 12 ↑137¦ - - <0> 9 ↑20¦ Source & BZ Solid-core drilling, 3/8” drill bit base-alumina 0.0500 ↑3.600¦ 0.0190 ↑0.450¦ 0.1600 ↑10.000¦ 31 ↑3877¦ 30 ↑433¦ 128 ↑5602¦ - - - <1.3> <1.0> 13 ↑86¦ 25 ↑666¦ 725 RPM, 3-ply @BZ 1355 RPM, 3-ply
investigating-emissions-composites-maching-processes.docx