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Steel Mold Base for Rapid Tooling
This project features a precision-machined steel mold base designed for rapid tooling applications. It serves as a core insert for low-volume injection molding, enabling fast, cost-effective production of plastic housing components. The mold incorporates critical features including multiple cavities, a runner system, and mounting holes, making it fully functional for prototype or small-batch manufacturing.
- Process: 3/5-axis CNC Machining + EDM
- Material: Mold Steel (P20 / S50C / 45# Steel)
- Surface Treatment: Fine Milling, Polishing, Optional Nitriding/Heat Treatment
- Key Features: Dual cavities, runner system, precision locating holes, mold alignment features
- Typical Applications: Rapid Injection Molding, Prototype Production, Low-Volume Manufacturing
- Tolerance: ±0.01–0.03 mm
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At KT, we specialize in designing and manufacturing rapid tooling solutions that bridge the gap between prototyping and full-scale production. Our process combines advanced CNC machining with conventional tooling practices to produce high-quality, low-cost molds in a fraction of the time required for traditional hard tooling. We support the entire lifecycle, from CAD validation to final mold trials, ensuring your parts meet all form, fit, and function requirements.
🛠️ Production Workflow
- CAD-to-Mold Design: Designing mold geometry, cavities, runners, and ejection systems based on your part files
- Rapid Tooling Preparation: CNC machining of the steel mold base, including roughing and finishing passes
- Fine Machining & EDM: Using high-precision milling and sinker EDM to achieve complex cavity details and tight tolerances
- Surface Finishing: Polishing cavity surfaces for the desired part finish, from matte to high gloss
- Mold Trial & Validation: Conducting test runs to verify dimensional accuracy, ejection, and overall performance
📋 Specification
| Item | Specification |
|---|---|
| Process | Rapid Tooling + 3/5-axis CNC Machining + EDM |
| Material | Mold Steel (P20 / S50C / 45# Steel) |
| Key Features | Dual cavities, integrated runner system, precision locating holes, alignment features |
| Tolerance | ±0.01–0.03 mm |
| Surface Treatment | Fine milling, polishing, optional heat treatment/nitriding |
| Typical Lead Time | 5–10 days for mold fabrication and trial |
✅ Core Advantages
- Shortened Tooling Cycle: Rapid tooling drastically cuts mold lead time compared to conventional hard tooling, getting your parts to market faster.
- Significant Cost Savings: Eliminates the high upfront investment of full production molds, making it ideal for prototyping and low-volume runs.
- Functional Mold Performance: Steel construction ensures rigidity and heat resistance, supporting hundreds to thousands of molding cycles.
- High Dimensional Accuracy: Precision CNC machining ensures consistent cavity dimensions, producing parts that meet tight tolerance requirements.
- Flexible Iteration & Testing: Quick lead times allow for design adjustments and multiple iterations during the product development phase.
- Seamless Transition to Production: Parts made with rapid tooling molds are identical in material and geometry to future mass-produced versions, minimizing validation risks.
🎯 Applications
- Consumer Electronics Enclosures
- Medical Device Components
- Automotive Interior Parts
- Industrial Equipment Housings
- Custom Plastic Prototypes
