When painting, we must choose the right method to ensure the bright surface of the cast iron fence railings and the long-term use of the cast iron fence railings。
Precautions for cast iron guardrail coating: the characteristics of manual coating are: East-West hardcover, easy to use, paint saving, easy to master, and strong flexibility. Disadvantages: high labor intensity and low productivity. As for the poor applicability of rapid drying of paint, if the operation is not skilled, the paint film is easy to crack and hang unevenly.
Before painting, the paint must be mixed well and adjusted to a proper viscosity to judge whether it is normal by experience: after painting with a brush, it should be increased, and 30-50 drops per minute will flow naturally. Touch less and brush more, from top to bottom, from left to right, first inside and then outside, first oblique and then straight, first difficult and then easy, brush vertically and horizontally.
Brush about attention: about the straight line shape to be carried out from top to bottom, about the horizontal shape to be carried out according to the radial direction.
The above is a detailed introduction to the technical requirements for painting of cast iron guardrails in Shandong Province。 For more information, please click http://www。jnwszy。com