Surface treatment is one of the important processes of antirust coating. The quality of anti-rust coating of construction machinery depends largely on the way of surface treatment. According to Imperial Chemical, the coating life is restricted by three factors: surface treatment accounts for 60%, coating construction a……

Nowadays, for the coating industry, the pressure of environmental protection and the treatment of technical workers are a sharp sword hanging on the head of every coating enterprise. How to better solve the current dilemma is the top problem that all coating enterprises have to solve. Powder spraying is one of many coa……

Development and demand of fruit and vegetable drying: fruit and vegetable products have high water content and are easy to rot. At present, the loss rate of fresh fruits and vegetables in China reaches 30% of fruits and 40% - 50% of vegetables, while the loss rate in developed countries is less than 7%. Fruit and veget……