... mold casting, forged parts,5) Manufacturing equipment (foundry used): cupola, electric furnace, resin-bonded, dry sand ... normal lathe, line cutter etc.6) Testing equipment (foundry used): elongation tester, hardness tester, metallographic microscope, spectrometer ... chemistry composition analysis room. Testing equipment (machine shop used): vernier caliper, depth caliper, micrometer, depth micrometer ...