含有大量溃散覆膜砂芯的旧砂混制工艺和实践

摘要

混制湿型砂时,采用了含有大量溃散覆膜砂芯的旧砂.本文介绍从原材料的选用、砂温控制、混制工艺以及在线控制等方面的生产经验.%Experiences with production practice in the critical control points of mixing green sand with quantity old collapsed coated sand, including selection of raw materials, sand temperature control, mixed technology, online detection to ensure the stability of the production of green sand have been introduced.