| Product Name | Precision CNC Milling Parts |
|---|---|
| Material Available | Steel |
| Surface Finish | Black Oxidation |
| Processing | CNC Milling |
| Tolerance | ±0.002~0.005mm |
| Drawing Accepted | IGES(igs), STEP(stp), SolidWorks (sodprt), PRT, AutoCad, or Samples |
| Inspection | CMM, Projector, Height Gauge, etc. |
| Lead Time | 7~35 working days |
| Quality Assurance | ISO9001:2015, SGS, RoHs |
| Payment Term | MoneyGram, Western Union, T/T, D/P, D/A, L/C |
| Price | According to your drawing or requirements |
| Engineer Support | Available for engineering assistance and drawings design |
| Packaging | Bubble and Carton or Customization |
|---|---|
| Port | Shenzhen |

| Material Grade | Primary Applications | Hardness (HRC) | Key Properties |
|---|---|---|---|
| D2 (AISI) | Long-run stamping dies, blanking | 58-62 | High wear resistance, moderate toughness |
| A2 (AISI) | General purpose stamping dies | 56-60 | Good balance of toughness and wear resistance |
| H13 (AISI) | Hot work, aluminum die casting | 44-48 | Excellent thermal fatigue resistance |
| S136 (AISI 420) | Corrosion-resistant plastic molds | 48-52 | High polishability, corrosion resistance |
| NAK80 (P21) | Pre-hardened plastic molds | 37-43 | Excellent mirror finish, no heat treatment needed |
| Process | Equipment | Accuracy | Application in Die Making |
|---|---|---|---|
| High-Speed CNC Milling | 5-axis machining centers | ±0.005mm | Complex cavity machining, 3D contours |
| CNC Wire EDM | 0.02-0.3mm brass/coated wires | ±0.003mm | Precision punch profiles, intricate shapes |
| CNC Sinker EDM | Graphite/copper electrodes | ±0.01mm | Deep ribs, textured surfaces, sharp corners |
| Jig Grinding | Coordinate grinding machines | ±0.002mm | Precision hole patterns, guide post holes |
| Profile Grinding | CNC optical profile grinders | ±0.002mm | Punch and die profiles, form grinding |



12+ years average experience among engineering staff
Dedicated project management for each account
Continuous process optimization through Six Sigma methodologies
Long-term partnerships with certified material suppliers
Risk mitigation through multi-source material procurement
Inventory management programs for repeat components
ISO 9001:2015 certified quality management system
Conflict-free mineral sourcing documentation
REACH and RoHS compliance for applicable materials