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† FAQ Home: Faq
  • Q:The difference of PE Jaw Crusher, JCE Jaw Crusher, SKJ Jaw Crusher
  • A: The PE Jaw Crusher, JCE Jaw Crusher and SKJ Jaw Crusher with different design and crushing cavity. The motor of PE jaw crusher and JCE jaw crusher is fixed beside the main unit. The motor of SKJ is on the main unit. The SKJ Jaw Crusher is much efficient than the PE series and JCE series.
  • Q:Which kind of grinding mill is suitable for clay?
  • A:Because of the inner side water, the clay is much sticky. The water rate exceeds the requirements of the usual grinding mill. So we must dry it by drying machine, and then grind it into powder. Which kind of grinding mill is better? It depend of the finess of powder. At present, the Three Ring Ultrafine Mill can produce the powder around 10 microns. It is much suitable for fine powder producing. It is better for grinding clay because of special inner structure and finess of final powder, it is much popular with home and oversea market.
  • Q:In the sand making plant, why do install a hopper before the sand making machine?
  • A:As the feeding size of sand making machine is limited, the feeding way, central feeding with circular cascade feeding, requires the feeding speed strictly. The adjusting storage bin is a transshipment station, which can adjust speed and make the feeding speed of sand making machine evenly, persistently.
  • Q:How do these two motors of VSI sand making machine work?
  • A:One motor rotates forward and the other backward; once sand making machine starts, one motor works without material inside the machine, another one will start automatically. Therefore, the vertical shaft can work well.
  • Q:Which one is better for Jaw crusher shell, welding or cast(carbon) steel?
  • A:Welding is better. The casting types always have bubbles in the process of cast, which can cause the damage of frame.