Industry News

In the field of metal parts manufacturing, the choice between CNC machining and investment casting has long been a challenge for engineers. CNC machining is renowned for its exceptional flexibility and precision, while investment casting holds a significant position in mass production due to its cost advantages. In simple terms, for metal parts that require high precision but are needed in small quantities (e.g., prototypes), precision CNC machining is the preferred option. For batch production—whether small or large—parts with complex geometries and less stringent precision requirements may be suitable for investment casting, or a combination of investment casting and CNC machining. Next, let's explore the applicable scenarios for each process through the following points and reveal the direction of technological innovation in investment casting.

With the development of the AI era, what impact will AI truly have on our CNC machining industry? In fact, AI is part of nearly every business conversation these days. Regardless of the industry, business owners and decision-makers are considering how to leverage AI technology to improve profitability, and precision CNC machining is no exception. The advancement of AI in CNC machining is one of many innovations, but it may be the most significant.

The impact of rising oil prices on the investment casting and CNC machining industries is most directly reflected in higher energy costs, increased raw material prices, and rising logistics expenses. This leads to an overall increase in manufacturing costs across these industries. Currently, a high-oil-price environment has taken shape globally and shows signs of persistence. From an international perspective, since October 2025, escalating geopolitical conflicts in the Middle East, combined with the Red Sea shipping crisis and transportation risks in the Strait of Hormuz, have continuously tightened global crude supply expectations, driving oil prices up sharply. For us in the manufacturing industry, overall costs are constantly rising. This is especially impactful for the export sector, as increasing logistics costs lead to a significant rise in the final cost of products delivered to customers. Below, we will discuss the impact of oil prices on our operations from the perspectives of raw materials, energy, logistics, and downstream demand changes.

It has been one month since the outbreak of the U.S.-Israel-Iran conflict. As a key node in the global commodity supply chain, the geopolitical turmoil in Iran and its surrounding regions is now spreading its impact to the global CNC machining industry through channels such as energy transmission and supply chain disruptions. As a midstream link in the industrial chain, the precision CNC machining industry relies on upstream raw material supply and serves downstream end-user demand in sectors such as construction, transportation, and new energy. It is highly sensitive to raw material prices, energy costs, and supply chain stability. The ongoing escalation of the U.S.-Israel conflict with Iran is likely to have profound effects on the industry from multiple dimensions, including costs, supply, and market landscape. Below, we analyze these aspects:

Against the backdrop of rapidly advancing technology, humanoid robots are gradually becoming a part of our daily lives and demonstrating tremendous potential across various industries. Their development has been particularly remarkable over the past two years. I believe that in the near future, humanoid robots will appear in large numbers in factories, stores, and other public spaces, quickly integrating into our lives and bringing us great convenience. However, I also believe this will inevitably create a certain degree of competition for us humans. It is clear that humanoid robots are poised to become an essential component of various industries.

CNC milling is essential to modern CNC manufacturing, with wide-ranging applications across industries such as aerospace, medical devices, automotive, and general machinery. It is faster and more precise than conventional methods, helping to reduce costs, shorten lead times, and improve quality.

Stainless steel castings offer certain durability in marine environments, but their performance varies with different materials. Generally, molybdenum-containing stainless steels, such as 316L, exhibit good corrosion resistance in marine settings. They can form a stable passive film in seawater, resisting chloride ion erosion, making them suitable for manufacturing marine vessel components like propellers and marine valves. These parts maintain excellent performance even under prolonged seawater immersion and wash. Duplex stainless steels also perform outstandingly in marine environments, combining high strength with good corrosion resistance, making them suitable for structural parts on offshore platforms. However, ordinary 304 stainless steel has slightly weaker durability in marine environments and may be prone to pitting corrosion over long-term exposure to seawater. Therefore, when using stainless steel castings in marine environments, it is essential to select materials with better marine corrosion resistance based on specific working conditions and service life requirements, and to adopt appropriate protective measures, such as coatings, to enhance durability.

Balancing Lightweight and Strength in CNC Machining of Bicycle Parts: A Comparative Analysis of Materials and Design. Have you ever struggled to shave even a few extra grams off a crank arm or brake caliper, while still ensuring it can withstand the peak torque of a sprinter? This challenge is the enduring pursuit of virtually every designer and manufacturer of high-end bicycle components. It’s not simply about “weight reduction”—it’s about finding a dynamic, optimal balance between materials science, structural mechanics, and precision manufacturing.

Investment casting and sand casting are both metal casting processes. First, let's understand how each one works. Sand casting is one of the most common and simplest manufacturing methods, used for centuries. It primarily relies on foundry sand and sand binders. Sand casting refers to the process of producing castings in sand molds. It can be used for steel, iron, and most non-ferrous alloy castings. Due to the low cost and wide availability of molding materials, as well as the simplicity of mold preparation, sand casting is suitable for single-piece, batch, and mass production. It has long been a fundamental process in foundry production.

CNC turning is one of the indispensable and critical CNC machining methods in modern manufacturing. It enables automated processing through numerical control technology, allowing for the efficient and precise machining of a wide range of complex parts. Compared with conventional turning machining, CNC turning offers higher production efficiency and greater machining accuracy, making it suitable for processing various types of components.