A continuous galvanized steel pipe painting production process and its equipment, the process includes the following steps: passivation step, cleaning step; painting step; curing step, before the painting step is provided with a drying preheating step, and drying The intervening heat temperature is the curing temperature of the exterior coating ± 20°C. Its equipment is based on known equipment, and a drying preheating furnace is provided before the dip coating tank. The process and equipment of the present invention can not only carry out continuous painting production of galvanized steel pipes in large quantities, but also ensure the quality of painting, without air bubbles and orange peel on the surface, and the work efficiency can be increased by 20 to 30 times.
Post time: Jun-28-2023