Jinzhou City Shitan Machinery Equipment CO. LTD.
                                                                                                           
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High Air Pressure 7 Inch DTH Drilling Hammer For Rock Drilling Rig Tool

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 10 working days
Brand: Shitan
Product Description

1. Product description

 

The dth drill hammer is a component of the down-hole drill and a working device of the down-hole drill. The dth drill hammer is divided into low air pressure down-hole hammer, medium air pressure down-hole hammer and high air pressure down-hole hammer.

 

2.Down-hole hammer application

 

Widely used in metallurgy, coal, chemical industry, building materials not busy mining and water conservancy, hydro-power, highway, railway, national defense, construction and other projects hole operations, suitable for dry, wind and water mixing and water gushing gun hole wet operations, reliable performance, is the ideal drill hole equipment.

 

3.The application cases of dth hammer :
we have served a number of large mining projects including blast holes, anchoring geothermal bore holes, quarring, well drilling and accumulated a wealth of practical experience.And Our DTH hammer can be used in different types of drilling machine

 

 

 

4. DTH hammer parameters

 

DTH hammer type a b c d
Length(less bit) mm 930mm 1030 1084 1097
Weight(less bit) kg 25kg 39 40.5 41
External diameter mm Φ82mm Φ99 Φ99 Φ99
Bit shank DHD3.5 COP44 DHD340 SD4 QL40
Hole range(mm) Φ90-110 Φ110-135 Φ110-135 Φ110-135
Connection thread API 2 3/8” Reg. API 2 3/8"Reg API 2 3/8"Reg API 2 3/8"Reg
       
Working pressure 1.0-1.5Mpa 1.0-2.5Mpa 1.0-2.5Mpa 1.0-2.5Mpa
Impact rate at 1.5-1.7Mpa 28Hz 27Hz 27Hz 27Hz
Recommended Rotation speed 25-40r/min 25-40r/min 25-40r/min 25-40r/min
Air consumption 1.0Mpa 4.5m3/min 6.0m3/min 6.0m3/min 6.0m3/min
1.8Mpa 9.0m3/min 10.0m3/min 10.0m3/min 10.0m3/min
2.4Mpa   15.0m3/min 15.0m3/min 15.0m3/min

 

5. Quality Control


We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.


6. After Sale Services


a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused by our product quality

 

7.Package and shipping

 

Packing : DTH DHD hammer will pack in cardboard and plywood case.

Shipping : DTH DHD hammer will ship by sea , by air , by Express , etc .

 

 

 

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jinzhou City Shitan Machinery Equipment CO. LTD.

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