1, aquaculture recycling water treatment; 2. Cooling water and industrial circulating water treatment. 3. Treatment of eutrophic water bodies such as river courses, lakes and family waterscape. 4. Reuse of medium water

Precautions for operation of high precision oil purifying machine The oil level of the vacuum pump of the high precision oil filter must be kept on the oil mark line. If the oil liquid in the vacuum tank is overfoam, the vacuum valve can be opened slightly to reduce the vacuum and reduce the foam,

Etching is the key to the decorative pattern of metal plate pattern. In order to get the stripe with clear stripes and strong decoration, it is necessary to control the conditions of the etching process. It is mainly the temperature and etching time of the etching solution.

The filter is a netting made of chemical fibre material in the fan. If the blockage of the filter network is serious, the air supply volume of the fan coil unit will be greatly reduced, thus reducing the refrigerating heat of the room and affecting the air quality quality of the room. Under normal c