Block Types You Plan to Make Choose machines that allow interchangeable molds for concrete blocks, fly ash bricks, and pavers. 3. Raw Material Availability Do you have easy access to cement, sand, and aggregates? Fly ash-based machines are great if you’re near thermal power plants. 4. Support and Maintenance Always choose suppliers who offer technical training, spare parts... https://silversteelmills.com/product/block-machine-for-sale-in-pakistan/