1. Product Name: Nano coated wire drawing die
2. Uses: Wire drawing machine for drawing wire drawing machine
3. Material:
3.1 Coating: CVD nano diamond coating
3.2 Core: tungsten carbide
3.3 Die sleeve: 45 steel
4. Precision:
4.1 Die core: Rough drawing (Φ2.2mm-Φ5.5mm): -0.02mm-+0.01mm (the last one is ±0.01mm)
                      Fine drawing (Φ0.8mm-Φ2.2mm): ±0.01mm
4.2 Die case: -0.05mm
4.3 Roundness error: ≤0.005
4.4 Compression angle: Φ1.2mm or less: 10°±2°
                                       Φ1.2mm-Φ2.0mm: 12°±2°
                                       Φ2.0mm-Φ5.0mm: 14°±2°