QFD Design of Machine - made Sand Based on . - ScienceDirectMachine-made sand is different from the natural sand, it is made by making .. particles and a large number of stone powder are also washed away, the.large machines of sand making,Sand castingLarger applications include housings for large equipment and heavy . Mold-making - The first step in the sand casting process is to create the mold for the.development of patternless sand mold milling machineApr 21, 2012 . Currently the goal of the manufacturing industry is . small and large series orders extremely fast. . multi-tooled sand milling machine does the.
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