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professional Down The Hole Air Pressure Hammer 4'' for Hard Rock Drilling

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professional Down The Hole Air Pressure Hammer 4'' for Hard Rock Drilling

China professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling supplier
professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling supplier professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling supplier professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling supplier professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling supplier

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Product Details:

Place of Origin: Hebei,China
Brand Name: JCDRILLS
Certification: ISO,CE
Model Number: HD45

Payment & Shipping Terms:

Minimum Order Quantity: 5pcs
Price: Negotation
Packaging Details: Standard export package
Delivery Time: In stock or as order quantity
Payment Terms: T/T, L/C, D/P, Western Union, MoneyGram
Supply Ability: 20000pcs/Year
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Detailed Product Description
Model Number: HD45 Type: DTH Hammer
Usage: Mining, Coal, Iron Ore, Gold Mining Drilling Material: Tungsten Carbide
Shank: COP,DHD,MISSION, SD Face Shape: Flat Shape And Drop-center Shape
Thread: 2-3/8API REG Angle: 110-135mm
Working Pressure: 1-2.4Mpa Air Consumption: 6-15m3/min

4'' Down The Hole Air Pressure Hammer for Hard Rock Drilling with COP44 / DHD 340 / QL 40 shank

Application                                                                                                                                          

With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.

 

1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.

2. Smooth performance and long service life of HD series DTH hammer 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

Characteristics                                                                                                                               

Hammer shank available:

1. BR shank series: BR1, BR2, BR3;
2. Cop shank series: Cop32, Cop34, Cop44, Cop54, Cop64, Cop84;
3. DHD shank series: DHD3.5, DHD340,DHD350, DHD360, DHD380;
4. SD shank series: SD4, SD5, SD6, SD8, SD10, SD12, SD15, SD18;
5. Mission shank series: Mission40, Mission50, Mission 60, Mission 80;
6. QL shank series: QL30, QL40, QL50, QL60, QL80;
7. NUMA shank series: NUMA120, NUMA125, NUMA180, NUMA240;
Other hammer shanks can be available according to customer's drawing or samples.

professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling

Specification                                                                                                                                    

 Shank Down The Hole Air Pressure Hammer for Hard Rock Drilling 4'' COP44 / DHD 340 / QL 40 Item Description Weight Parts No.
1.Top Sub 6.5 HD4501
2.O-Ring of Top Sub 0.01 HD4502
3.Check Valve 0.42 HD4503
4.Spring 0.04 HD4504
5.Compression Buffer 0.04 HD4505
6.Air Distributor 2.2 HD4506
7.Internal Cylinder 2.3 HD4507
8.Piston 9 HD4508
9.External Cylinder 15 HD4509
10.O-Ring of stop ring 0.01 HD4510
11.Stop Ring 0.2 HD4511
12.Drive Chuck 3.5 HD4512
13.Drill Bit 9 HD4513
According to customer's requirement,the top sub can be made into two spanners,and put protection buttons,An air controllinghole can be drilled on the check valve to provide more efficient cuttings discharge.

Length

(Less bit)

Weight

(Less bit)

External Diameter Bit Shank Hole Range Connection Thread
1030mm 39.0kg 99mm COP44 DHD340 110-135mm API 2-3/8''REG
Working Pressure Impact rate at 0.5 Mpa Recommended Rotation Speed Air Consumption
1.2-2.5Mpa 27HZ 25-40r/min 1.0Mpa 1.8Mpa 2.4Mpa
6m3/min 10m3/min 15m3/min


Packing& Delivery                                                                                                                             

professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling

Service                                                                                                                                              

professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling

In our after sales service system, We establish perfect control system strictly according to ISO-9000 series, in this system, technology date and problem solve solution and preventive measures will be provided in any maintain project, all the spare parts will be used in new OEM products with installation instructions, packing list, manufacturer's instruction, qualification and Warranty certificate.


We provide "one equipment & one case, endless service, namely the after sales service begin from the order confirmation, last for the working life of the equipment.

Purchase Process                                                                                                                              

professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling     professional Down The Hole Air Pressure Hammer 4''  for Hard Rock Drilling

Contact Information                                                                                                                          

Beijing Jincheng Mining Technology Co.,Ltd.

ADD:Rm 1005,Building 4,Tianchangyuan,Beiyuan road,Chaoyang District,Beijing,China
WhasApp/Mob:0086 13811934576
TEL:0086 10 84673566
FAX: 0086 10 51617069
E-mail:drillingrig@qq.com
Web:www.rockdrillingrig.com

Contact Details
Beijing Jincheng Mining Technology Co., Ltd.

Contact Person: sales

Tel: +8613811934576

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