1. Engineering: The Brain of the Operation:
A high-efficiency pump starts with a perfect design. Our design department (as shown above) is not only responsible for drawing; it is also responsible for design. After receiving the client's drawings and requirements, we will carry out a series of preparatory work, we analyze the hydraulic models to determine the best casting method, ensuring the complex curves of your impellers are manufacturable and efficient.
2. The Important molds: Wood vs. Aluminum.
We offer versatile tooling solutions tailored to your volume and precision needs.
Aluminum Molds: As seen in our workshop photos, we utilize CNC machining to create high-precision Aluminum Molds.
Application: The Spiral Guide Vane molds (shown in the second photo) are a perfect example. The complex curvature of guide vanes requires the stability of aluminum to ensure that every vane directs flow exactly as calculated, without the warping issues sometimes seen in wood patterns.
3. Advanced Casting: Urea Core & Welding.
For impellers—the heart of the pump—internal surface finish is everything. We employ two advanced techniques:
Urea Core Process: For enclosed impellers, we use water-soluble urea cores. Once dissolved, they leave a glass-smooth internal passage that traditional sand casting cannot achieve. This directly translates to higher pump efficiency for your customers.
Welding Process: For larger or inaccessible geometries, we cast components separately and use precision welding. This allows for polishing of internal vanes before final assembly.
4. Final Precision: CNC Machining Centers:
After the advanced casting process, our CNC Machining Centers take over. Whether it's the keyway of a urea-core impeller or the flange of a guide vane, our equipment ensures tolerances within microns. We combine this with our inspection equipment to guarantee that the high-tech casting methods result in a flawless final product.
Whether you need the smoothness of Urea Core technology or the precision of Aluminum Molds, Dalian Jiachuang Metal Manufacturing Co., Ltd. has the "Soft Power" to handle your most complex components. Contact us for a technical consultation.
Dalian Jiachuang Metal Manufacturing Co., Ltd. is located in Dalian city, Liaoning Province, covering an area of 30,000 square meters. The main business includes ferrous metal casting, mold manufacturing, mechanical processing, etc.
At present, the company mainly focuses on the casting of fluid machinery parts such as pumps and valves, blowers, compressors, steam turbines and propellers.
Covering fields such as power (nuclear power, hydro-power, wind power, thermal power), petroleum, petrochemicals, shipping, coal chemical industry, water treatment, cement, LNG, etc. Involves standards of different countries and industries, material standards, and testing standards (GB、ASME/ASTM、EN、ISO、JIS).