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Low Air Pressure Water Well Drilling Hammer For Mining And Quarry Drilling

Changsha Chaojingang machinery manufacturing CO., Ltd
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Address: Fengyubei Road, Liu yang High-tech Industrial Development zone, Changsha, Hunan, China

Contact name:Xie

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Changsha Chaojingang machinery manufacturing CO., Ltd

Low Air Pressure Water Well Drilling Hammer For Mining And Quarry Drilling

Country/Region china
City & Province changsha hunan
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Product Details

CR150 Low Air Pressure Water Well Drilling Hammer For Mining And Quarry Drilling

 

 

The Characteristics Of Low Air Pressure DTH Hammer

 

CR 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.

 

It is mainly featured in:

  • The strong energy of single impact and the low energy consumption in rock crushing;
  • The weight ratio of piston and BIt almost reaches1:1 to provide long effective acting time, which leads to the improved efficiency in rock crushing and the extended service life of the drilling tool;
  • A good performance in central air exhaust and cuttings discharge, which reduces the repeated crushing of rock;
  • A check valve device is available to drill holes under water.

  The CR Series DTH Hammer, an ideal drilling tool, is widely used in such industries relating to energy, transportation, metallurgy, building etc.

 

 

 

 

 

Length(without bit)Weigth(without bit)External diameterBit ShankHole rangeConnection Tread
908mm69.00kgφ137mmCIR150φ155-φ178T75×10×2.5
Working PressureImpact rate at 1.5MpaRecommended rotation speedAir consumption
1.0Mpa1.5Mpa
0.5-0.7Mpa13HZ20-40r/min15m³/min17m³/min

 

 

 

Advantages


1. Fast drilling speed and low air consumption due to the special inner structure.
2. Smooth performance and long service due to high quality alloy steel materials and advanced processing technology adapted.

3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.

4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.

5. Interchangeable with DTH bit and drill pipe

 

 

FAQ

Q1: Are you trading company or manufacturer ?

A: We are manufacturer (factory).

 

Q2: How long is your delivery time?

A: Generally it is 5-15 working days if the goods are in stock. Or it is 20-30 working days if the goods are not in stock, it is according to the quantity.

 

Q3. Can you produce according to the samples?

A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

 

Q4. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

 

Q5: How do you make our business long-term and good relationship?

A: 1. We keep good quality and competitive price to ensure our customers benefit ;

2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

 

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