The Jilin Petrochemical Company's 700,000-ton/year ethylene plant quench unit E3004 heat exchanger tube bundle was thoroughly cleaned for a period of one week and was hoisted back on September 2nd. Since the beginning of the year, the company has increased the management of hidden dangers and successively replaced and cleaned up multiple heat exchanger tubes to ensure the heat transfer effect and improve the long-period running quality of each production unit.
Green sand materials are very cheap and recyclable. They could be used to produce small and middle sizes and weights castings. In addition, this material is also suitable for both small amount and large batch production. However, it is only suitable for making iron castings, not for steel castings.
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