Hot-dip galvanized bolts for annealing outside the line!

Hot-dip galvanized bolt external annealing: before the hot-rolled or cold-rolled steel sheet enters the hot-dip galvanizing line, it is first recrystallized in the bottoming annealing furnace or the hood annealing furnace. Therefore, t.......

What should the hot air circulating oven manufacturer improve?

At present, in the pharmaceutical, chemical, food and other industries, the use of hot air circulation ovens has become very common. With the rapid development of China's drying technology, the competition among oven equipment manufacturers has become increasingly fierce. How to improve mar.......