cast iron fence #casting #process #workers

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Published on May 11, 2023 2:36:08 AM ● Video Link: https://www.youtube.com/watch?v=A6gaS2vPHQ8

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here's a brief overview of the production process of cast iron railings:

1. Pattern-making: First, a pattern or model of the railing is created using wood, plastic, or metal. This pattern is used to create a mold for casting.

2. Sand casting: The mold is made by packing sand around the pattern, which is then removed to leave a cavity in the sand. Molten iron is poured into the mold, which then cools and solidifies to form the railing.

3. Finishing: The cast iron railing is removed from the mold and cleaned up using various methods such as grinding, blasting, and polishing to remove any rough spots or excess material.

4. Coating: To protect the railing from rust and corrosion, it is coated with a layer of paint or powder coating.

Overall, the production of cast iron railings involves creating a pattern, making a sand mold, casting the iron, finishing the railing, and applying a protective coating.