The company adopts advanced HTRI design software to perform thermal calculation, fluid calculation and physical property data fitting for all welded plate heat exchangers, tubular heat exchangers and plate heat exchangers. With the strength calculation software SW6-2011 issued by the national pressure vessel Calculation Center, it can perform strength calculation and vibration check on shell and tube heat exchangers and various pressure vessels. For some special media such as seawater, sulfuric acid,strong alkali, sewage containing H2S and cl- and other working conditions, with reasonable material selection, electrochemical protection, thermal calculation, structural design, cleaning program design and manufacturing experience. It has the design certificate and manufacturing license of the first and second class pressure vessels, and has the IS09001 system certification(ISO9001-2015). The company's products are widely used in central heating, petroleum, chemical, electric power, mining, steel,pharmaceutical, food, wine and other industries, and have been praised.
| Model | Weight(kg) | Pressure(MPa) | Maximum Temperature(ºC) |
| Circular heat exchanger | 8000 | 6.4 | 600 |
| Square heat exchanger | 10000 | 3.5 | 400 |
Liaoyuan Ruiyi Grain Machinery Manufacturing Co., Ltd.
We are a high-tech enterprise that produces grain machinery and heat exchanger for power/chemical plant, have more than thirty years of experience in the industry. 0ur company's R&D and production of new plansifter, purifier and heat exchanger has reached the leading domestic level, played an active leading role in the industry, product quality and performance ranked first in China. Our company attaches great importance to the joint development of new products by industry, academia and research, and is a key project cooperation unit of industry-related higher research institutions. It has independent intellectual property rights and multiple patented technologies. The company adheres to product quality as its core, has a complete product innovation and research and development system, and has strong technical force. And the products have won the title of national key new products and famous brand products, and the "Ruiyi" trademark has been awarded. Nowadays, "Ruiyi Brand" has become a well-known brand in the industry and a model for national brand. And our company hasindependent export rights and many years of export experience, and has exported to many countries and regions such as South America, Australia, Africa, Southeast Asia, India etc.
