green sand molding machines with up and down sand shooting way. This type of molding machine is a kind of wet sand molding equipment. Its core feature is that the wet sand (green sand) is injected into the sand box or mold cavity through the sand injection mechanism in the up and down direction to complete the compaction and shaping of the sand mold. In sand casting, wet sand molding machines are used to prepare wet sand molds. The upper and lower sand injection method helps to fill and compact the sand mold from different directions, which can improve the density uniformity and forming quality of the sand mold. It is suitable for the production of various castings such as hardware accessories, bearing housings, etc.
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