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DTH hammers are used for blasting hole drilling , quarrying, water welldrilling,other construction project.working with DTH drilling pipe and DTHdrill bit.
We can supply a full range of HighAir Pressure DTH rock drilling hammers(3.5”-8”):
CH45 (DHD340,COP44,SD4，QL40，MISSION40)105mm-138mmdrilling hole
CH55 (DHD350,COP54,SD5，QL50，MISSION50)138mm-165mmdrilling hole
CH65 (DHD360,COP64,SD6，QL60，MISSION60)152mm-203mmdrilling hole
CH85 (DHD380,COP84,SD8，QL80，MISSION80)195mm-254mmdrilling hole
Quick details:
| Place of Origin: | Hunan China (Mainland) | Brand Name: | Great Wall | Model Number: | Drilling Hammer DHD350 |
| Type: | Drill Shank | Machine Type: | Drilling Tool | Certification: | ISO9001:2008 |
| Material: | Alloy Steel | Processing Type: | Forging | matching: | Atlas copco and Ingersoll-rand model,Mission,SD, |
| Use: | Ore Mining, open pit and underground mining, ect | Color: | As per request | MOQ | No MOQ |
| Production capacity | 1000 set/sets per Month | Packaging Detail: | Standard export carton | Port | Chang Sha |
Specification:
| Description | Bit Shank | Thread Connection | Outside Dia.(mm) | Length Without Bit(mm) | Weight(kg) | Rec.Hole Size(mm) | ||
| DHD350(CH55) | DHD350 COP54 | API 2 3/8" REG PIN API 3 1/2" REG PIN | 126 | 1214 | 57 | 138-165 | ||
| Working Pressure | Impact frequency at 1.7Mpa | Recommended Rotation Speed | Air consumption | |||||
| 1.2-2.4Mpa | 25HZ | 30-50r/min | 1.2Mpa | 1.7Mpa | 2.4Mpa | |||
| 8.2 | 14.9 | 23.4 | ||||||
﹡Compared with the overseasbrands, our advantages are as following:
1.Interchangeable with DTH bit and drill pipe manufactured by Atlas copco and Ingersoll-rand.
2.Price are competitive against the famous brands and good qualityagainst the small factory.
﹡Features:
1. 1. Fast drilling speed and low air consumption, loweroil consumption due to inner structure of DTH hammer designed according to newest rock drilling theory.
2. Energy-saving and more durable 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.
﹡about Us:
1. Our factory has been specialized inmanufacturing & exporting drilling tools and spare parts over 10 years.
2. We have advanced technology and equipment.
3. Our technician has more than 10 year's professional workingexperience.
4. Our products are exported throughout the world. Mainmarket:Russia,USA,North Africa.
Canada,Australia,Brazil,Uruguay,etc.
﹡Questionsyou may be interested in:
1. Payment: T/T,Western Union,Paypal
2. Delivery time: based on your order qty, generally it takes 15-20 days for
production.only need 2 or3 days if it’s available in our stock.
3. Shipment:
Trail order: we suggest byDHL,express
Bulk order: we suggest bysea.
4. Quality control: We have our experienced QC Dep.
They will perform stickinspection and tesing for every order before shipping out.
5. about aftersale services:
Our sales team and technicalDep. Will be available at any time.(Holidy excluded)
If you need more informatin about our products,Pls kindly contact us onskype bettylu_greatwall
Drilling Hammer,DTH Hammer DHD350,COP54
