Deep Rock Drilling Forging Hammer Down The Hole Testing and Drilling

China Deep Rock Drilling Forging Hammer Down The Hole Testing and Drilling, Find details about China High Air Pressure ND55 DTH Hammer, Down The Hole 3 Inch DTH Hammer from Deep Rock Drilling Forging Hammer Down The Hole Testing and Drilling

Model NO.
ND55A
Material
Carbon Steel
Length(Less Bit)
1122mm
Weight
70kg
Outer Diameter
C126mm
Connection Thread
API2 3/8"Reg
Bit Shank
ND55A
Hole Range
C136-C155mm
Work Pressure
1.0-2.5 MPa
Recommended Rotation Speed
30-60 R/Min
Trademark
Hengwang
Transport Package
Standard Export Package
Specification
ND55A
Origin
Shandong, China
Model NO.
ND55A
Material
Carbon Steel
Length(Less Bit)
1122mm
Weight
70kg
Outer Diameter
C126mm
Connection Thread
API2 3/8"Reg
Bit Shank
ND55A
Hole Range
C136-C155mm
Work Pressure
1.0-2.5 MPa
Recommended Rotation Speed
30-60 R/Min
Trademark
Hengwang
Transport Package
Standard Export Package
Specification
ND55A
Origin
Shandong, China

Product Display
Deep Rock Drilling Forging Hammer Down The Hole Testing and DrillingOur DTH hammer and drill bits are made of high quality alloy steel with advanced heat treatment to assure the good drilling performance and long service life. They are widely used by our customers all over the world.All the products are manufactured as per the international standard and well compatible with the brand of Atlas Copco,Ingersoll-Rand, Sandvik etc.
Product Specification
Deep Rock Drilling Forging Hammer Down The Hole Testing and Drilling

Ref.

Parts

Weight

Part No

Ref.

Parts

Weight

Part No

01

Top Sub

14 Kg

01-ND55A-01

09

Guided Sleeve

2.64 Kg

01-ND55A-09

02

O"Ring

0.01 Kg

01-ND55A-02

10

Retainer Ring

0.5 Kg

01-ND55A-10

03

Check Valve

0.6 Kg

01-ND55A-03

11

O"Ring

0.01 Kg

01-ND55A-11

04

Spring

0.06 Kg

01-ND55A-04

12

Drive Chuck

7 Kg

01-ND55A-12

05

Valve Seat

2.15 Kg

01-ND55A-05

13

Drill Bit

 

01-ND55A-13

06

Inner Cylinder

3.3 Kg

01-ND55A-06

 

 

 

 

07

Piston

15.5 Kg

01-ND55A-07

 

 

 

 

08

Piston Case

24.2 Kg

01-ND55A-08

 

 

 

 


Technical Specification

Length(Less bit)

Weight

Outer Diameter

Connection Thread

Bit Shank

Hole Range

1122mm

70Kg

C126mm

API2 3/8"REG

ND55A

C136-C155mm

Work Pressure

Recommended Rotation Speed

Air Consumption

1.0Mpa

1.5Mpa

1.0-2.5 Mpa

30-60 r/min

7m3/min

13m3/min

Product details
Deep Rock Drilling Forging Hammer Down The Hole Testing and Drilling
The DTH hammer is a component of the DTH drilling tools and belongs to the working device of the DTH drilling tools. DTH hammer is divided into low air pressure DTH hammer, medium air pressure DTH hammer and high air pressure DTH hammer,which are used for blast hole drilling and water well drilling project.
Deep Rock Drilling Forging Hammer Down The Hole Testing and DrillingDeep Rock Drilling Forging Hammer Down The Hole Testing and Drilling
Deep Rock Drilling Forging Hammer Down The Hole Testing and DrillingDeep Rock Drilling Forging Hammer Down The Hole Testing and DrillingDeep Rock Drilling Forging Hammer Down The Hole Testing and DrillingCompany Introduction
Deep Rock Drilling Forging Hammer Down The Hole Testing and Drilling
Jining Hengwang Construction Machinery Co., Ltd. is located in Jining City,Shandong Province.

With an experienced and professional team, we have exported our products to many countries and regions all over the world, especially in the Middle East,Africa and South America.
Our products enjoy a good reputation among our customers.We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.

FAQ

 Q1. Are you manufacturer or trader?
A: We are manufacturer of drilling rig and drilling accessories. Actually, we produce most of the parts in our own factory for better cost and quality control.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% against copy of B/L. 

Q3. How about your delivery time?
A: Generally, it will take 7 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order. Sometimes we have some in stock.

Q4. Are you interested in dealership with local company?
A: Yes, we are quite interested in this business. We'd like to cooperate with some local partner to sell more World
machines in local market and supply better service.

Q5. What is your warranty policy?
A: We can supply one year warranty or 2000h for our machines. We will provide parts as free within warranty.
We can send engineer to customer place if big quality problem. We can provide internet or calling service at any time.

Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,