DTH impactor:
high efficient
add a little high-pressure water to the compressed air to wet the rock for the workers' health.

Impactor advantages:

These new machines’ design can reduce the user’s expense, in two aspects.

First, it can link the drill directly to reduce the user’ cost.

Second, when it is blocked and need to be lifted, the design of the drill can lessen the nowel what decrease the accidents. Then the users’ cost is cut down.   

When the machine is working, to protect the powder from contaminating the parts, the machine also applies the special craft of microprogrammed control tempering, what is for adding a little high-pressure water to the compressed air to wet the stock for the workers’ health.

Impactor paramerters: