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Nắp hố ga Việt Áadded a note 8 months ago
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How to make mold and cast cast iron manhole cover
To produce sharp, durable and cheap cast iron manhole covers is a whole technology, an art of the manufacturer. The process from making molds, smelting cast iron, pouring molds to finishing the product sounds quite simple. However, with just that short process, the quality standards of cast products of each manufacturer are not the same. Below, Viet A will share the process, how to create molds and cast cast iron manhole covers at Viet A cast iron foundry.
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