DTH percussion drilling with casing simultaneously is a productive and feasible method in practice. MAXA has been in good experience in horizontal dth drilling in difficult hard rock condition. A special MAXA Horizon series (HZ) horizontal dth hammers accompanying with horizontal casing systems have been launched to this peculiar market to ascertain the hammer piston can continuously reciprocate at any moment at any ground condition, while delivering huge impact power to advance. In complementary to the HZ series hammers, MAXA has been ready a practical robust range of HZ casing systems to fit use with HZ hammers to make success in each drill up to size 1200 mm.
Please consult MAXA for more information.
Horizontal dth hammer / HZ-180
HZ-180
model – 8-5/8” API Reg. Pin
In pace of popularity of no-dig philosophy, there is the increasing demand of horizontal drilling for utility linings and micro-tunneling.
Details
Specifications
| operating air pressure | ||||
|---|---|---|---|---|
| psi | bar | cfm | m³/min | |
 | 200 | 13,8 | 2086 | 59,1 |
| 250 | 17,2 | 2600 | 73,7 | |
| 300 | 20,6 | 3105 | 88,0 | |
| piston specifications | ||||
 | bore | 12,3" | 311 mm | |
| stroke | 5" | 127 mm | ||
| hammer scale | ||||
 | O.D. | 16,2" | 412 mm | |
| length | 85,7" | 2177 mm | ||
| weight | 3355 lb | 1525 kg | ||
| bit range | ||||
 | 18" | ~ | 33,6" | |
| 457 mm | ~ | *853 mm | ||
| shank | N180 *N180S | |||
| *the star bit size shall be matched with the star chuck shown specifications are subject to change without notice | ||||
Gallery
We provide technical rockdrilling solutions to our customers with a variety of rockdrilling needs. We design, manufacture and sell DTH rockdrilling tools for use in building foundation and piling on construction sites, mining and quarrying, water well drilling, utility linings, micro-tunneling and overburden drilling in a variety of geological formations and at considerable depths. Check out the gallery to see us in action.
Video
Every jobsite is a unique enviroment. MAXA DTH Hammers are customizable for every project of all types and sizes such as building foundation, piling on construction sites, mining and quarrying, water well drilling, utility linings, micro-tunneling and overburden drilling in a variety of geological formations and depths. Check out the video to see us in action.