... uniformity, consistency.QT8-15 Block Machine Product MaterialCement, stone, gravel, stone foam, large sand, small river sand, river sand ... Machine Scope of ApplicationStandard bricks, hollow bricks, tiles.Brick Making Machine:1. Forming System: Hydraulic Oil Motor ... river sand, stone powder, cement, fly-ash,and industrial dust.parameter of hollow brick making machine QT8-15hollow brick making machine ...