Csdrill Middle Air Pressure 3 Inch Br2 DTH Hammer for Drilling Rig

• Customization: Available
• After-sales Service: Provide
• Warranty: 1 Year
• Model NO.: BR1 BR2 BR3
• Certification: CE
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Alloy Steel
• Weight: 43kg
• Length: 1.032m
• Outer Diameter: 99mm
• Hole Range: 110-135mm
• Key Selling Points: Long Life
• Working Pressure: 1.0-1.8 MPa
• Bit Shank: DHD340
• Achine Type: Drilling Tool
• Recommended Rotation Speed: 30-60r/Min
• Specification: 1120X160X160 mm
• Trademark: CS Drill
• Origin: Hunan, China
• Production Capacity: 50000

Product Description

Product Description

The Features of High Pressure Air DTH Hammers Without Foot Valve:
It is a kind of high pressure air DTH Hammer without foot valve, our newest design. DTH hammers are also one of the most advanced in the world.
 

 

Advantages:
1. Out of the problem of foot valve fracture and expansion and contraction.
2. Low power consumption and higher impact frequency.
The drilling speed is 15%-30% higher than that with foot valve.
3. Simple, reliable parts structure, long life, easy and low-cost maintenance.
4. Lower air and oil consumption. The oil consumption is about 10% lower than that with a foot valve.

 

Product Parameters

DHD340

Length (No bit)	Weight (without bit)	Outside Diameter	Bit Shank	Hole Range	Connection thread
1032 mm	43KG	Φ99mm	DHD340/QL40	Φ110-φ135	API 2 3/8" Reg API 3 1/2" Reg
Working Pressure	Impact rate to 1.5Mpa	Recommended rotation speed		Air Consumption
				1.0Mpa	1.8Mpa	2.2Mpa
1.0-2.2Mpa	28HZ	30-60r/min		5.5m for one hours/min	10m for a few hours/min	16m for one hours/min

Packaging

 

Packaging & Shipping

Company Profile

FAQ

1. Are you exact manufacturer or just trading company?
We are both,we have our own factory. And also have many long-relationship factories.

2.What is your minimum order quantity?
Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity.

We are welcome your sample order to testing our quality.

3. Can you accept OEM & ODM?
Yes, both of them are acceptable,.Please tell us your requirements or design drawings kindly.

As we have our own R&D team and the team leader is Dr.Zhao mingchun who has been always

in the material research and drawing design of drilling tools for 25 years.And he had designed

the world's biggest top hammer bit and DTH hammer bit, highly praised by the users.

4. How about Packing
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation.

Also, we can customize package according to your special requests.

5. How about the delivery time?
It depends, generally it takes about 15-25day. If have stocks, Usually only 5-10 days if in stock.

6. Can I have a visit to your factory before the order?
Sure, welcome, kindly contact us for address details and time schedule.