In the daily operation and production process of the sand maker, the following points should be paid attention to in order to save a lot of maintenance cost of the sand maker for the customers: 1. Regularly open the observing door to watch the wear and tear condition inside the sand maker. If the sand maker has been wore down, the personnel should timely change or repair it. It is strictly prohibited to open the door to watch the inside working condition during the operational process of the sand maker in order to avoid danger. If the impeller wears down, the customer should timely repair or change it. 2. Since the sand maker is working under high speed condition, safe production should always come first during the operation process of the sand maker. 3. Periodically inspect the lubrication system and change the bearing of the sand maker without delay. Henan Hongxing Mining Machinery Co., Ltd. is a professional manufacturer and supplier of sand maker. The processing ability and output of Hongxing sand maker is higher than the traditional sand makers. Want best sand maker? Go to Hongxing Machinery. Design sand production line for you. The working environment of sand maker leads to the rusting of sand maker, which is a normal chemical reaction. When the sand maker is placed in the air for a long time, it will be easy to get rusty. The working environment of sand maker is generally quite poor, it is likely to get rusty and affect the production quality. So how to maintain and correctly operate the sand maker is becoming more and more important. There are some good ways to derust and improve the operation in the sand production line. ball grinding mill: http://www.chinaquarry.com/products_show/ball_mill.html