QCW Series Down-The-Hole (DTH) Hammer

Place of Origin: WUXI, CHINA Model Number: QCW Series



It features simple structure, excellent performance, reliable work, convenient maintenance and low air consumption.

1. Application QCW series valveless type down- the hole (DTH) pneumatic ha mm er features simple structure, excellent performance, reliable work, convenient maintenance and low air consumption. Complicated air distributing mechanism in ha mm er is abolished and replace by simple air distribution flue, which can reduce the air flue flow length, and accompany with lowering loss of air pressure, in addition, it also utilizes the mechanical work converted from expanding compressed air helping the decrease of compressor capacity and weight, as well as energy consumption. These features assure that this series of ha mm er can be used at mountain areas or poor transportation sites. 2. NO. TypeHole Diameter ( mm ) Ha mm erDiameter ( mm ) Air consumption (m?/ min) Operating air pressure (Mpa) Impact work (J) Percussion frequency (HZ) Weight (kg)

1QCW 5464- 805430. 5- 0. 7401812

2QCW7076- 906740. 5- 0. 7701516

3QCW8090- 1008050. 5- 0. 71401522

4QCW100110- 15010480. 5- 0. 72001436

5QCW120150- 175128120. 5- 0. 72501464

6QCW150175- 200142150. 6- 0. 73801587

7QCW170175- 219155170. 6- 0. 742014120

8QCW200200- 250185200. 6- 0. 750014160