A: Take block machine QT6 as an example, 6 means the brick machine could make 6 pieces of hollow blocks at the size of 390*190* same goes with QT10. For the ZN900C, ZN1000C, these two concrete block machines are updated with Germany Zenith design after 2014. ZN900C and ZN1000C respectively makes 9 and 10 pieces of the same cement blocks .
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