... and curbstone making machine: small size, economical, excellent in performance, high in efficiency, low consumption XH04-30 Hollow block making machineryPart I. ... Main technological parameters and capacity ModelDK4-30The forming numberHollow block: 390×190×190mm 4Cellular brick:240×115×90mm ... ×1200×70mmBamboo pallet840×540×20mmPART III. Real machine and block sample XH04-30 hollow block making machine