The process requirements for spiral plate heat exchangers are detailed as follows:

1. When designing and manufacturing, it is necessary to consider the usage conditions and operating conditions of the spiral plate heat exchanger, as well as the physical and chemical properties of the medium, in order to select suitable materials and structural designs.

2. In the manufacturing process, high-precision processing equipment and technology are required to ensure the processing accuracy and surface quality of the plates, in order to improve the thermal efficiency and service life of the equipment.

3. During assembly, it is necessary to ensure the sealing and spacing between the plates to ensure uniform pressure and flow distribution of the fluid flowing in the channel.

4. During use, regular cleaning and maintenance are required to maintain the cleanliness and efficient operation of the equipment. This includes regularly cleaning the dirt and sediment on the surface of the board, checking the wear of the sealing gasket, and promptly replacing damaged components.

In summary, the process requirements for spiral plate heat exchangers need to consider multiple aspects, including design, manufacturing, assembly, and maintenance details, to ensure that their performance and quality meet the usage requirements.