CQL40 DTH HAMMER

Advantage

1. The contemporary new rock drilling theory is used to design the internal structural dimensions of the impactorso that the impactor can obtain ideal energy transfer, with large single impact power and fast rock drilling speed.

2. Unique taper diameter reduction design. If gravel and soil are stuck during drilling,the taper diameter reduction can reduce the lifting resistance when the drill rig is lifted up, greatly reducing the failure of the impactor to be lifted out.


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Product Details

Product Description :

The impactor of a down-the-hole drilling rig is a key component of down-the-hole drilling rig drilling.


It is also the power fluid for downhole power drilling tools. , the structure is shown in the figure below, which mainly consists of rear joint, outer sleeve, check valve, air regulating plug, cylinder, valve seat, piston, guide sleeve, disc spring, snap ring, spring, retaining ring, rubber ring, front Connectors, etc.





Parts Description

Weight/Kg

Part Number

1

Top Sub  

6.50

CQL40-01

2

O-Ring of Top Sub

0.01   

CQL40-02

3

Check Valve                      

0.42

CQL40-03

4

Spring                            

0.04

CQL40-04

5

Compression Buffer               

0.04

CQL40-05

6

Ar Distributor                    

2.20

CQL40-06

7

Internal Cylinder                 

2.30

CQL40-07

8

Piston                           

8.80

CQL40-08

9

External Cylinder                 

16.5

CQL40-09

10

Guided Sleeve                     

0.80

CQL40-10

11

O-Ring of Stop Ring

0.01   

CQL40-11

12

Stop Ring

0.20

CQL40-12

13

Drive Chuck                       

3.0

CQL40-13

14

Drill Bit


CQL40-14



Parameters






Length(Without bits)

Weigth(without bit) 

External diameter

Bit Shank

Hole range

Connection Thread

1097mm

41.0kg

Φ99 mm

QL40
CQL40

Φ110-Φ135

API 2 3/8" Reg

Working Pressue

impact rate at 1.7Mpa

Recommended rotaion speed

Air consumpson




1.0Mpa

1.8Mpa

2.4Mpa

1.0-2.5Mpa

27 HZ

25-40r/min

6m³/min

10m³/min

15m³/min





Company

Company

JS Drill (Zoucheng Jusheng Mining Machinery Co., Ltd) is an integrated mining and engineering machinery manufacturer and trader that specialized in producing, processing and sale of water well drill machine, air compressor, DTH hammer, drill bits and drill rods.


Before the establishment of the company, we have 1 5 years of experience in equipment sales and service and have more than  1 5 years of experience in design and manufacturing , mainly producing water well drilling rigs, DTH drilling tools, and top hammer drilling tools. We can also provide OEM and ODM services for domestic and foreign customers.

 

At present, JS Drill has reached long-term cooperation with customers in more than 5 0 countries around the world. And we have a good market in 2 0 0 cities and 2 0 provinces around China, our products are also exported to more than 2 0 countries and regions all over the world.


We warmly welcome customers from at home and abroad to cooperate with us for common success.






Packaging & Shipping:

Packaging


Packaging






Exhibition

Exhibition



Exhibition





FAQ

1 What is your terms of payment?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

 

2 How about your delivery time?

Generally, it will take 7-10 working days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. 


3 Do you test all your goods before delivery?

 Yes, we have 100%test before delivery.And will attach our inspect report for every machine.

 

4 Do you have any certificates for your machine?

All of our products coming with the certificates of CE,EU.


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