... red clay brick making machine(clay brick extruder) Miss Sunny Tel:86187379219851,The JKY/JKB/JKR series are advanced twin-stage vacuum ... pressure delivery and high pressure extrusion which make the machine save energy from fifteen percent to thirty percent.4, ... materials of coal gangue, shale, high-volume fly-ash, urban construction waste, gangue waste, inferior soil. Type DataMeasuring unit75/75- ...