| Material Group | Specific Grades | Machinability Rating | Recommended Cutting Parameters | Primary Applications |
| Aluminum Alloys | 6061, 7075, 2024, 5083, MIC-6 | Excellent | HS: 600-3000 m/min, DOC: 0.5-5mm | Aerospace, automotive, electronics, enclosures |
| Stainless Steels | 303, 304, 316, 17-4PH, 15-5PH, 416 | Fair to Good | HS: 50-120 m/min, DOC: 0.5-3mm | Medical, marine, chemical, food processing |
| Tool Steels | D2, A2, O1, H13, P20, S7 | Fair to Difficult | HS: 40-100 m/min, DOC: 0.2-2mm | Molds, dies, tooling, wear components |
| Carbon & Alloy Steels | 1018, 1045, 4140, 4340, 8620 | Good to Excellent | HS: 100-250 m/min, DOC: 1-5mm | Machine components, automotive, industrial |
| Titanium Alloys | Grade 2, Grade 5 (Ti6Al4V), Grade 23 | Difficult | HS: 30-70 m/min, DOC: 0.5-2mm | Aerospace, medical implants, chemical |
| Copper Alloys | C110, C360, C172, C932 | Excellent to Good | HS: 150-500 m/min, DOC: 0.5-4mm | Electrical, thermal, bearing, decorative |
| High-Temp Alloys | Inconel 718, Hastelloy, Waspaloy | Very Difficult | HS: 10-30 m/min, DOC: 0.2-1mm | Aerospace, turbine, extreme environment |
| Magnesium Alloys | AZ31B, AZ91D, WE43 | Excellent (with precautions) | HS: 300-1500 m/min, DOC: 1-5mm | Aerospace, racing, electronics (lightweight) |
| Material Type | Specific Varieties | Key Considerations | Applications |
| Engineering Plastics | PEEK, Delrin, Nylon, PTFE, POM, UHMW | Low thermal conductivity, prone to melting, vibration damping | Medical, bearings, insulators, low friction |
| Advanced Composites | Carbon Fiber, G10/FR4, Fiberglass | Abrasive, layered structure, delamination risk | Aerospace, sporting goods, electronics |
| Precision Ceramics | Alumina, Zirconia, Macor | Extremely hard, brittle, specialized tooling required | Semiconductor, medical, wear components |
| Graphite & EDM Materials | ISO-63, POCO, GrafTech | Dust control, specialized tooling | EDM electrodes, thermal, crucibles |