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3月12日晚公告称,近日公司自主研发项目“G7铸锭炉研制”在工艺实验上取得重大技术进展,标志着公司铸锭设备及铸锭技术继续保持国际领先水平。公告称,“G7铸锭炉研制”项目应用公司自主设计研发的铸锭热场,采用定向凝固生长技术成功铸出重量达1200公斤、尺寸为1152mm×1152mm×390mm、可以切割出7×7共49块156mm×156mm小方锭的G7多晶硅锭,该多晶硅锭外观完整
March 12 announcement that the recent independent research and development projects “G7 ingot furnace development ” made significant technological advances in process experiments, marking the company ingot equipment and ingot technology continues to maintain the leading international level. According to the announcement, the “G7 Ingot Furnace Development” project applied the ingot thermal field independently developed and designed by the company. The directional solidification growth technology successfully casts a cast steel weighing 1200 kg weighing 1152mm × 1152mm × 390mm and can cut out 7 × 7 A total of 49 156mm × 156mm small squares of G7 polycrystalline silicon ingots, polycrystalline silicon ingot appearance intact