Roughness comparison specimens modular 32 GB6060.2-85 car cylindrical bore hole 32 0.8,1.6,3.2,6.3? 0.8,1.6,3.2,6.3? Dig? 0.8,1.6,3.2,6.3? Flat milling ? 0.8,1.6,3.2,6.3? end milling? 0.8,1.6,3.2,6.3? cylindrical grinding? 0.1,0.2,0.4,0.8? grinding? 0.1,0.2,0.4,0.8? polishing? 0.1,0.05,0.025 0.012? Roughness comparison specimens - car cylindrical grinding cylindrical dual type 8 GB6060.2-85 car cylindrical grinding 0.8,1.6,3.2,6.3 outside the park? 0.1,0.2,0.4,0.8? surface roughness Comparison Specimens boring mill bore hole dual type 8 GB6060.2-85 boring mill bore hole 0.8,1.6,3.2,6.3? 0.1,0.2,0.4,0.8? surface roughness comparison specimens single hand research 0.1,0.05,0.025,0.012 4 of packed surface roughness comparison specimens grinding style 0.1,0.2,0.4,0.8 4 Single surface roughness comparison specimens wire EDM single group type 0.63,1.25,2.5,5.0, 10 5 GB6060.3-86 surface roughness comparison specimens Wire 1.6,2.5,3.2,5.0,6.3 5 Roughness comparison specimens - Spark single set formula 0.4,0.8,1.6,3.2,6.3,12.5? 6 GB6060.3-86 surface roughness comparison specimens polished single set formula 0.8,0.4,0.2,0.1,0.05,0.025,0.012 7 GB6060.4-88 Roughness comparison specimens Cast Iron Sand Single type 3.2,6.3, 12.5,25,50,100,800,1000 8 GB6060.1-85 surface roughness comparison specimens shot blasting? 0.2,0.4,0.8,1.6,3.2,6.3,12.5,25,50,100 10 GB6060.5 -88 blast surface roughness comparison specimens? 0.8,1.6,3.2,6.3,12.5,25 6 surface roughness comparison specimens shot blasting + blasting? Based on the above two 16 GB6060.5-88