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Precision Metal Machining and Assembly: A Case Study in Delivering Quality and Efficiency

Precision and efficiency are paramount in manufacturing, especially in industries where large-scale machinery plays a crucial role. One such industry is the production of liquid-filling machinery, where even the smallest flaw can lead to significant consequences. In this project, we provided major metal parts machining and assembly services for the filling line of a new beverage product for a large liquid-filling machinery company.

large scale structural components machining

Project Overview

The project began with a meticulous examination of manufacturing drawings and the assignment of responsibilities to ensure seamless coordination. The materials chosen for this project were of the utmost importance, with all project components crafted from 304 stainless steel. In total, there were six sets of the  parts, collectively weighing about 42.5 tons, which needed to be expertly assembled and welded into large-scale structural components, each with a diameter exceeding 4 meters.

Efficiency in Execution

Efficiency is the lifeblood of any manufacturing project, and in this case, we were determined to deliver exceptional results. The first week saw us swiftly complete the metal plate cutting, after which the project transitioned to the riveting and welding workshop. Throughout the welding process, we placed a premium on controlling deformation and ensuring the protection of the product's surface.

large cnc machining for liquid filling machinery

Quality Assurance

Maintaining quality was a top priority, and we left no stone unturned to achieve this. Our production department diligently documented every step in the manufacturing process, capturing photographs and records daily. This level of oversight enabled us to promptly identify and address any issues that arose, ensuring that the quality of the products remained uncompromised.

precision metal machining and assembly

Seamless Integration

One of the key success factors in this project was the seamless integration of different production stages. The first set of processing, riveting, and welding production, and machining production worked in harmony. This allowed us to identify and resolve issues collectively, optimizing the production process for subsequent sets. This coordinated approach significantly enhanced production efficiency, ultimately saving time and resources.

Client Satisfaction

The client's satisfaction is the ultimate measure of success in any project. In this case, our commitment to quality, precision, and efficiency was confirmed during the customer's on-site inspection. The client not only affirmed the quality of our work but also expressed a clear intention for future collaborations.


This project illustrates the importance of precision, efficiency, and quality in the manufacturing industry, particularly when dealing with major metal parts machining and assembly. By maintaining meticulous attention to detail, ensuring quality control at every stage, and fostering seamless collaboration among production teams, we not only met but exceeded our client's expectations.

If you're in need of precision metal machining and fabrication services for your manufacturing projects, look no further. Our team is dedicated to delivering high-quality results with efficiency. Contact us today to discuss your project requirements and experience the difference of working with experts who prioritize excellence. Your success is our success, and we're here to help you achieve it.

About Openex

Openex is home to a full-service, one-stop-shop, contract manufacturing company producing custom large machined parts and fabrications. Our full large fabrication services including large machining, cutting, welding, rolling, punching, braking, testing, painting, and others.
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