Power Unit

Korean manufacturer, HRD Tech offers an ultra high power hydraulic drive. This power pack is designed and manufactured by HRD Tech own technology. The power drive is protected by the patent of utility model. This power drive is manufactured to protect inside components which respond to drastic change of pressure while the rock is split by irregular expansion shocks.
hydraulic power unit

HRD Power Pack for exporting

We are the only one manufacturer of our own hydraulic power pack for our rock splitter . So we can give you best after sales service all the time and best quality product with competitive price. Adequate technical expertise leads to improvement of performance in product quality.

Power range

Maximum pressure 2,000 kgf/cm2 

Low pressure 200 kgf/cm2

Hydraulic power pack 3

Hydraulic power pack 4

Oil outflow 

  0.32 liter/minute 
           at high pressure of 2,000 kgf/cm2 

  3 liter/minute 
              at low pressure of 200 kgf/cm2


Heavy duty parts resist any impacts due to drastic or sudden pressure change during rock splitting. Wearable parts are PVD coated to prolong the life span. Separate cylinders are replaceable when they are damaged.