... for brick factory applies to clay, shale, coal gangue, fly ash, slag, mountain mud, silt, etc. to produce provisions ... metal spraying technology was applied to the screw, pug mill, axis of screw and seasoning, conditioning, quenching treatment ... stage de-airing extruder12Vacuum pump13Air compressor14Auto brick cutting system15Belt conveyor (waste brick return to mixer)16Control panels17V Belt18Spare ...