PXJ Sand Making Machine: 1.small discharge size, 2.little power involved, 3.large capacity, 4.long lifetime of the hammers. PXJ Sand Making Machine: Independently developed PXJ Fine crusherwith Jinma patent, 34 years professional fine crusher, stone crushermanufacturer. PXJ fine crusher characteristics:The small size materials, grain-uniformcapacity, hammer, long life, supporting small power, and ...