目前长沙锌厂年产２万t超细锌粉项目进展顺利，工程现在已经完成５０％，计划年底完工。该项目的生产工艺采用塔式炉蒸馏法。长沙锌厂是原中色总公司直属的一家老企业，近年来非常重视深加工产品的开发，不断提高产品的科技含量。年初该厂计划锌粉产量为７０００t，氧化锌产量 At present, Changsha Zinc Plant annual output of 20,000 tons of ultra-fine zinc powder project is progressing well, the project has now completed 50%, plans to be completed by the end. The project’s production process using tower furnace distillation method. Changsha Zinc Factory is an old company directly under the original color head office. In recent years, it attaches great importance to the development of deep-processing products and continuously improves its scientific and technological content. At the beginning of the plant plans zinc production 7000t, zinc oxide production