Core Advantages: How Changhui Ensures the Quality of Your Stamping Mold Base

1. Excellent Engineering R&D and Custom Design Capabilities

   • Professional Team: We have over 30 experienced engineering R&D technicians who can deeply engage in the early stages of your mold design. Based on your provided stamping mold drawings, our engineers can not only accurately calculate and convert mold base dimensions but also provide optimization suggestions (such as optimizing reinforcing rib layout, adjusting guidance systems, optimizing ejection and stripping structures) from the perspectives of structural mechanics, thermal stability, and service life, helping you reduce mold weight and improve operational stability and production efficiency.

   • Full-Solution Support: Whether it's standard mold bases following industry standards like MISUMI, DME, HASCO, or non-standard stamping mold bases manufactured entirely according to your 2D/3D drawings, we can achieve perfection. We excel in machining various complex structures, including deep cavities, precision sliders, complex cooling channels (water lines), and high-precision guide holes.

2. Extreme Equipment Strength and Machining Precision Assurance

   • Advanced Equipment Cluster: The company is equipped with over 60 high-precision machining tools, with 35 advanced CNC machining centers forming the core production force. Particularly, the large-scale gantry machining centers have a maximum travel of X-axis 3500mm, Y-axis 2500mm, Z-axis 1500mm, sufficient to handle the machining needs of large stamping mold bases for automotive panels, large home appliance structural parts, etc.

   • Special Process Expertise: We possess industry-leading deep-hole drilling equipment, capable of machining deep holes up to 1450mm (e.g., complex cooling, oil, or air channels), which is key to ensuring the performance of high-efficiency stamping molds like large progressive dies and transfer dies.

   • Precision Commitment: From raw materials to finished products, we implement full-process precision measurement and quality control. Combined with advanced machining equipment and the expertise of over 60 CNC technicians, we ensure that the flatness, parallelism, hole position accuracy, and fit tolerances of every mold base meet or exceed industry standards, laying a solid foundation for your mold assembly and product forming quality.

3. The Ultimate Pursuit of Material Science and Heat Treatment Processes

   • Stamping mold bases have extremely high requirements for material wear resistance, impact toughness, and dimensional stability. We not only provide conventional high-quality mold steels but also offer various special material options based on your needs, such as high-strength pre-hardened steels (e.g., 718H), wear-resistant tool steels, and corrosion-resistant stainless steels (e.g., SUS420J2).

   • To ensure stable internal material properties, we insist on at least 90 days of natural aging treatment for core steels to fully release internal stress, followed by strict inspections like spectral analysis and ultrasonic testing before production. This significantly improves material stability, fundamentally avoiding the risk of later deformation caused by internal stress, increasing the product yield rate to over 99%.

4. Large-Scale Production Capacity and Stable, Efficient Delivery System

   • Strong Production Capacity: Relying on mature processes and a scaled production system, our average monthly output value exceeds 8 million RMB, enabling the parallel delivery of large-volume, multi-specification orders.

   • Reliable Lead Time: We have established a mature supply chain and production management system. For standard mold base orders, lead time can be controlled within 3-7 days; for large, complex customized stamping mold bases, the delivery cycle typically does not exceed 15 days. Simultaneously, we have an emergency order green channel that can provide a rapid response within 24 hours to your urgent needs, fully safeguarding your project schedule.

5. Time-Tested Industry Reputation and Customer Endorsements

   • Changhui is the Vice President Unit of the Guangdong Mold Industry Association, has been consistently rated as a "Contract-Honoring and Credit-Worthy Enterprise" since 2009, and is certified by the ISO9001 International Quality Management System.

   • We have established long-term strategic partnerships with numerous industry-leading enterprises such as Guangdong Keda Electromechanical Co., Ltd. and Shenzhen Qundahang Precision Mold Co., Ltd. Our products not only cover the domestic market but are also exported to Southeast Asia, Europe, and the United States, serving high-end manufacturing sectors including automotive (bumpers, instrument panels, structural parts), home appliances (LCD TV frames, washing machine tubs, air conditioner components), and electronics & communications.

Our Service Scope

• Custom Stamping Mold Bases: Covering large automotive panel mold bases, precision electronic connector mold bases, high-speed progressive die mold bases, etc.

• Full Machining Services: Incoming material processing, plate roughing/finishing, cavity milling, slider machining, deep-hole drilling (water/oil/air holes), ejector pin (KO) holes, screw holes, spring holes, support pillar machining, guide pin/bushing holes, wear plate, stop pin (limit switch) installation, etc.

• Mold Base Types: Large gate mold bases, pinpoint gate mold bases, simplified pinpoint gate mold bases, two-color/multi-color injection mold bases, large die-casting mold bases, etc.