问:我厂生产二次布料微粉抛光砖(反面冲压),压机成形时经常出现分层现象,请问有哪些解决方法和预防措施?答:众所周知,成形分层的根本原因是排气不良,成形时使用的粉料颗粒越小,颗粒表面积越大、边界越多,颗粒间的通道就越细,排气就越困难。二次布料的微粉抛光砖使用两种粉料,第 Q: I plant the second cloth polishing powder tiles (reverse stamping), press forming often stratification, may I ask what are the solutions and preventive measures? A: As we all know, forming the root cause of stratification is poor exhaust, The smaller the powder particles used in forming, the larger the particle surface area, the more the boundaries, the finer the passage between the particles, the more difficult the exhaust gas will be. The second cloth of fine powder polished brick using two kinds of powder, the first