The machine deploys the automatic core adjustment structures the principal axis, which will never break and bow the head. The casing is welded with entire steel sheet, featuring super tire rigidity. The machine features the characteristics of novel structure, advanced technology, high productivity, huge extrusion pressure, high vacuity, double clay bars and semi-hard molding and hard molding extrusion formation. It is suitable for the production of high aperture rate hollow brick, high adulteration fly ash agglomeration brick and the production with gangue, shale, low plasticity clay, etc.