02 02 02 02 02 steel ball filling shell line (referred to as shell line for short) is suitable for the production of sand molds using shell process (i.e. coated sand), and iron balls or dry sand as filling to support the sand mold to complete the production of castings. It is mainly used to produce high quality castings. The sand mold produced by the shell process has the advantages of high strength, good air permeability, good fracture resistance, etc., and the castings produced have high geometric accuracy and dimensional accuracy, can significantly reduce casting defects of castings, improve the intrinsic quality of castings, and reduce the scrap rate of castings. 02 02 02 Qingdao Xingguang Foundry Machinery Co., Ltd. has focused on the design and production of coated sand shell mold lines for many years. It has accumulated rich experience and can provide customers with good production solutions. Widely recognized and praised by customers, welcome to call to negotiate and visit the factory. Tel: 13969687050. Address: South of National Highway 204, North of Liuheqiao Village, Zangnan Town, Huangdao District, Qingdao City, Shandong Province. Part of the case: 02