the production result shows that, new technique produces high quality castings, low cost, small enviroment pollution. new technique is necessary to make mold and core for steel castings.
生产实践表明,该工艺生产出的铸件品质高、成本低、环境污染小,是生产铸钢件的首选工艺。
the casting technique with top gating system, outer shaped iron chill, compound casting mold and core assembly molding was used for producing aluminum impeller on a large scale successfully.
详细介绍了采取顶注式浇注系统、成形外冷铁、复合铸型、组芯造型的铸造工艺,成功地生产出批量铝叶轮。
the new water-based mold coating for resin-bonded sand mold and core for aluminium castings has been developed.
为铝铸件树脂砂型芯研制出新型的水基浅色涂料。
the results show that the process is a clean process of mold and core sand foundry and does not pollute environment.
实验结果表明,该工艺不污染环境,是铸造型芯砂的清洁生产工艺。