Alibaba.com offers 4 hollow block machine products. About 50% of these are other construction material making machinery, 25% are brick making machinery, and 25% are other machinery & industry equipment. A wide variety of hollow block machine options are available to you, There are 4 hollow block machine suppliers, mainly located in Asia. The top supplying country is Philippines, which supply 100% of hollow block machine respectively. Hollow block machine products are most popular in Southeast Asia.