Since silicate sand has the advantages of low cost, non-poison, no odor, high refractoriness and low pollution, it will be one of the main sand casting processes used in the 21st century.

  • 由于水玻璃砂价格低廉、无毒无味、耐火度高、污染小等优点,它必将成为21世纪铸造生产中造型(芯)应用的主要工艺之一。
目录 查词历史