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EnglishViews: 4 Author: Site Editor Publish Time: 2025-11-14 Origin: Site
Densen has announced a new phase of technological upgrades to its sand casting process, reinforcing its capability to produce medium-to-large sand casting parts with reliable structural performance. As a long-established precision casting factory, Densen continues to expand its engineering capacity for customers seeking durable mechanical components with consistent metallurgical quality.
The enhanced production line focuses on green sand, resin sand, and coated sand systems, allowing flexible manufacturing of iron- and steel-based castings. Advanced simulation tools now support mold flow prediction, enabling Densen to refine gating designs and achieve steadier dimensional accuracy for heavy structural parts. This upgrade is particularly effective for castings requiring thick walls, asymmetrical geometry, or high fatigue strength.
Automation also plays a key role. The improved molding equipment increases compaction uniformity, while temperature-controlled pouring stabilizes metal flow and reduces shrinkage-related defects. These improvements result in a more refined internal grain structure and longer operational life for sand-cast components.
Quality monitoring has been elevated to a continuous-recording system. Sand moisture, hardness, gas permeability, and particle distribution are tracked in real time, minimizing variation between batches. Each casting undergoes mechanical property evaluation and visual inspection before any machining process begins.
| Category | Description |
|---|---|
| Key Process Features | Multiple sand systems including green sand, resin sand, and coated sand; upgraded flow-simulation ensures stable gating design and improved dimensional consistency. |
| Available Materials | Gray iron, ductile iron, alloy steel, low-carbon steel, wear-resistant steel, and selected lightweight alloys depending on project requirements. |
| Industry Applications | Construction machinery, mining equipment, pump & valve assemblies, energy systems, and transportation structural components. |
| Core Advantages | Enhanced capacity for large-format castings; real-time sand property monitoring; temperature-controlled pouring; strong batch stability; optional CNC machining and surface finishing services. |
To support diverse industrial applications, Densen provides rapid pattern development, prototype casting, and multiple post-casting services including CNC machining, shot cleaning, blasting, and paint finishing. Customers with customized specifications can benefit from short lead times, stable mass-production control, and transparent schedule tracking.
With these upgrades, Densen reinforces its role as a reliable partner for industries requiring durable sand cast components—machinery manufacturing, power systems, mining equipment, and fluid control devices—offering improved efficiency while maintaining competitive production costs.
