Low Air Pressure DTH Hammer

• Customization: Available
• Condition: New
• Mining Object: Mining
• Model NO.: HR90
• Usage: Ore, Water Well, Coal
• Power Type: Pneumatic
• Type: Core Drilling Rig
• Transport Package: Poly Wood
• Specification: SGS ISO
• Trademark: HJG
• Origin: China
• HS Code: 84123100
• Production Capacity: 50000 PC/Year

Product Description

HR Series DTH Hammer, a kind of valve-equipped Low-Air-Pressure hammer with a single piston,a plate valve and a central exhaust structure. The compressed air is adopted as the driving force. To prevent dust pollution and get a better performance, some high-pressure water may be added into the air for wet rock drilling.


Specifications:


Advantages:
1,The strong energy of single impact and the low energy consumption in rock crushing;
2,The weight ratio of Piston and Bit almost reaches 1:1 to provide long effective acting time, which leads to the improved efficiency in rock crushing and the extended service life of the drilling tool;
3,A good performance in central air exhaust and cuttings discharge, which reduces the repeated crushing of rock;
4,A check vlave device is available to drill holes under water.
   The HR Series DTH Hammer, an ideal drilling tool, is widely used in such industries relating to energy,transportation,metallurgy,building etc.






 

Frequently Asked Question:   

 

 

1.Are you a manufacturer or a trade company?

We are a manufacturer of rock drilling equipments and pneumatic tools in China over 17 years.

2.How many workers in your factory?

We have more than 700 employees, including factory workers,sales people,QC ,R&D and management team.

3.Where are your company?

We are located in Changsha city,Hunan province,where our first chairman Mao was born.1 and half hours by car from the nearest Huanghua international airport,2 and half hours by CHR express from Guangzhou nan station to Changsha city.

4.Why choose us?

1)We have more than 17 years of researching,developing, manufacturing  and exporting high quality rock drilling equipments and penumatic tools to the global market.

2)High quality compatible with Sandvik, Atlas Copco, etc

3)Unbeatable price

4)Excellent service.

5.Which port do you shipping from?

We usually ship container from Shanghai port.Guangzhou port is available too.

6.Can you accept OEM & ODM ?

Yes, both of them are acceptable.

7.What is your minimum order quantity?

Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity.

8.What is your payment term?

We can accept T/T, L/C at sight, West union and in cash.

9.How about the delivery time?

It all depends,generally it takes about one month both in peak and off season.

Weclome our dearest customers to Visit our factory and to choose our great product ranges!