The engineering center features 6 major processing workshops, 350 sets of high-precision and cutting-edge processing equipment, and equipment assets valued at 300 million yuan.
In 2021, the company invested 160 million yuan in building a large-scale structural component production and manufacturing assembly line, laying a solid foundation for the company to serve its customers better.
Our melting system is manufactured and serviced by Yingda Company, a professional global supplier of induction furnaces. It mainly includes three modules: feeding automation, conveying automation, and casting automation.
Our intelligent controller for the melting control system can automatically preheat the furnace, accurately control sintering and the actual melting process.
Fully automatic full power response from cold charging to complete melting, thereby reducing melting costs and improving productivity. Can meet the various requirements of customer timeliness.
Advantages of 3D printing:
● Fully automatic casting process, software automatic simulation and error correction, automatic batching, production efficiency increased by 60% to 80%.
● For complex, special-shaped structural components (such as ribs, angles, arcs, curved surfaces, etc.), they can be produced and molded in one go with high precision. The casting wall thickness is uniform, the dimensional deviation is ≤± 0.3mm, and the yield rate reaches 100%.
● After casting, the casting is free of inclusions and has a smooth inner surface. Combined with a unique coating process, it has strong resistance to adsorption and erosion, comprehensively improving product quality and significantly increasing product service life.
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| UG Casting Process Simulation | ||
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| 3D Modeling | ||
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Furnace Tube Production Process
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As the core component of a heating furnace, the melting and centrifugal casting processes have a crucial impact on the performance of the furnace tube. In 2019, Top Company upgraded its overall casting environment, including five modules: melting, sand treatment, centrifugation, additive manufacturing, and casting cleaning. Ultimately, achieving digitalization, intelligence, and networking of the overall production. |
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Production Process Flow Chart

Project Installation
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TOP Industry has a third-level general contracting for petrochemical engineering construction
Design and manufacture specialized balance beams for average force lifting. |
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The technical center will convert the drawings and design the factory based on transportation conditions, and use Tekla for modeling and modular operations.
The material warehouse is responsible for cutting and preparing materials.
Pre-assembly work is carried out by the riveting team and supplemented by the general welding team; The deformation during the welding process is strictly controlled within 5mm.
The casting workshop is responsible for the operation of casting tube sheets; Strict control of concentricity.
Pipe plate support, pipe plate installation, and lining construction operations.
Pipe threading, assembly welding, and post-weld heat treatment operations are carried out by the piping workshop.
Conduct pressure testing by the inspection team.
The auxiliary team is responsible for completing the finishing work such as rust removal, cleaning, painting, packaging, etc., and storing them for transportation.
Tuopu Industry quality control system is strictly in accordance with ISO9001. All production and process inspection can be traced to ensure the effective quality production process and provide reliable quality assurance.
Tuopu prepares quality manual and procedure documents according to GB/T 19001 (ISO9001) standard file requirements and product structure. The contents of the documents contain all the quality control regulations of the products, and the quality management is strictly in accordance with related terms of GB/T 19001 (ISO9001) .

With professional manufacturing equipment with rigorous quality inspection throughout the entire process, our company always demands
itself with craftsmanship standards, only to achieve a model in the Heating Furnace industry.