Description: The ramming of foundry sand in an impact way can be used to solidify in the smelting industry, and can also be used to make bricks and concrete in construction projects. Product Usage: The pneumatic tamping machine is equipped with a boring head in front of the pneumatic boring machine to smash the pneumatic tools for casting sand and mud core. It can be used for tamping in repairing lining in the smelting industry. It can also be used for slabs and concrete in construction projects. Specification: Length: 950-1095mm Weight: 6kg Use air pressure: 0.63Mpa Impact frequency: ≥14Hz The use of gas: ≤ 13L/S Piston stroke: 100mm Piston diameter: 25mm Trachea inner diameter: 13mm Hammer head diameter: 44mm Include: 1 x D6 Pneumatic tamping machine