Product Description:
Key Specifications
Material: DC04 Cold-Rolled Steel (EN 10130 compliant)
Thickness: 2.0mm ±0.02mm
Critical Tolerances:
Outer Diameter: ±0.05mm
Inner Diameter: ±0.03mm
Surface Integrity:
Sheared bright band ≥60% (burr-free edge)
Dual-side chamfering (R0.2±0.05mm)
Products details
Advanced Manufacturing Process
Progressive Die Stamping Technology
Dual-output Layout: Simultaneous forming of 2 units per stroke
Integrated In-Die Chamfering: Front/back deburring in single operation
Speed: 80 SPM (76,800 units/day at 16-hour production)
Quality Assurance
Statistical Control: CPK ≥1.67 (validated with 300k-unit production data)
Edge Quality Verification: White-light interferometry for bright band ratio
100% Automated Optical Inspection (AOI): Real-time OD/ID tolerance monitoring
Solving Industry Challenges
| Traditional Pain Points | Our Breakthrough |
| Secondary chamfering causes deformation | Single-step in-die dual-side chamfering |
| Single-station efficiency ≤35 SPM | 80 SPM continuous production |
| Tolerance fluctuation >0.1mm | ±0.03mm consistency via air-floating guides |
| Bright band <50% | Precision clearance control + TiN-coated blades |
Applications
Electric Vehicles: Motor end covers, battery module shielding
Traditional Autos: Generator coil guards, sensor housings
Industrial Motors: Stator insulation covers for high-power motors
Ideal for EMI-sensitive components requiring mechanical protection
Why Choose Us
Mass Production Excellence
Full-servo presses: Dynamic accuracy ±5μm
AI-driven wear compensation: Tool life extended to 3M+ strokes
Cost Efficiency
92% material utilization (nesting optimization + dual-output)
Zero secondary processing: 37% unit cost reduction
Automotive Certification
IATF 16949 certified manufacturing
Dimensional reports aligned with VDA 5 standards
