... machine 5.low noise Welcome to visit ROTEX screener for urea!This is Alma,Marketing Consultant at your side.Xinxiang Zhenying ... . Especially for heavy alkali, salt, resin, fertilizer, urea granule size, feed, reduced iron powder, zirconium oxide, ceramic, barite, etc.Working Principle of ... decks screen frame design can be choosed.7. Used for powder or granule feed screening and grade, can also be used ...