ProDrill is a world leading manufacturer of Rock Drilling Tools and Underground Mining Equipment.

 

Home
Products
About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
Company News
Home ProductsDrill Extension Rod

Tapered drill rod 7degree, Hex25*159

Good quality Button Drill Bits for sales
Good quality Button Drill Bits for sales
The top hammer series are available to Atlas and Sandivik,I have been their agent before,but their price is too high,the cooperation with Prodrill brings me new business and gives me more profit space,I believe in it and recommended Prodrill to you.

—— Switzerland

I am confidence the quality is similar to Robit and Rocksmith and with our designs having better carbide patterns and sizes I think we should do well.

—— Spain

I'm Online Chat Now

Tapered drill rod 7degree, Hex25*159

China Tapered drill rod 7degree, Hex25*159 supplier

Large Image :  Tapered drill rod 7degree, Hex25*159

Product Details:

Place of Origin: China
Brand Name: PRODRILL
Certification: ISO:9001
Model Number: Tapered drill rod 7degree, Hex25*159

Payment & Shipping Terms:

Minimum Order Quantity: 10 pcs
Price: Negotiable
Packaging Details: WOODEN BOX
Delivery Time: 10-15 DAYS
Payment Terms: T/T, L/C,western union etc.
Supply Ability: 5000Pcs/Month
Contact Now
Detailed Product Description
Machine Type: Drilling Tool Material: Carbon Steel
Processing Type: Forging Use: Coal Mining
Type: Tapered Drill Rod

Description:Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal chuck section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain 
the proper shank striking face position in the rock drill, and a tapered bit end. Tapered steel lengths— 
available from 0.6 mto 3.6 m in length—are measured from the collar to the bit end. 

Shank Hexagon: 19 x108 mm, 22x 108mm, 25 x108 mm,  25 mmX159 mm  6, 7, 11, 12 degree taper in most lengths, taper degree of drill steel is mostly imports for excellent drilling productivity. 

For drilling medium-hard to hard and abrasive rock formations,Taper angles of 11 and 12-degrees are 
normally used on modern drill rigs, likeour model no. PD-Y58 crawler hydraulic rock drill. Also for Y6, Y10, Y24, YT24, Mobile rock drill pneumatic and hydraulic. 

For low impact rock drills and softer rock formations, a narrow tape range of 7 degrees is used, such as 
Indian, Saudi’s granite and marble quarry. 

A comprehensive range of taper button bits, cross bits and chisel bits with 6, 7, 11, 12 degreetaper, drill 
hole diameter: 28mm-57mm. 

Product features

Carburization is a process used to harden the entirerod surface both internally and externally to strengthen and extend the life of the rod. Carburization is a process used to harden the entire rod surface both internally and externally to strengthen and extend the life of the rod.

Tapered Drill Rod Specifications

·         Steel grade: 95CrMo Equivalent to SANDBAR 20 or C253, 55SiMnMo

·         Size: hex.19mm, hex.22mm, hex 25mm

·         Diameter: 0.4m-10m.

·         Taper degree: 7°11°and 12°etc.

·         Package:in wooden case or bundles

·         Productivity: 10000MT/month

·          

Shank size

Length in mm

Diameter in mm

Part number

 

19x108

200

17

0721 2017-20

 

19x108

250

17

0721 2517-20

 

19x108

300

17

0721 3017-20

 

19x108

200

20

0721 2020-20

 

19x108

250

20

0721 2520-20

 

19x108

300

20

0721 3020-20

 

19x108

200

23

0721 2023-20

 

19x108

250

23

0721 2523-20

 

19x108

360

23

0721 3023-20

 

Shank size

Length in mm

Diameter in mm

Part number

 

22x108

200

17

0711 2017-20

 

22x108

250

17

0711 2517-20

 

22x108

300

17

0711 3017-20

 

22x108

200

20

0711 2020-20

 

22x108

250

20

0711 2520-20

 

22x108

300

20

0711 3020-20

 

22x108

200

23

0711 2023-20

 

22x108

250

23

0711 2523-20

 

22x108

360

23

0711 3023-20

 

Tapered Drill Steel

 
 

Shank size

Length in mm

Length in feet

Part number

 

22X108

610

2

0610-xx*

 

22X108

1220

4

1220-xx*

 

22X108

1830

6

1830-xx*

 

22X108

1980

2006-1-2

1980-xx*

 

22X108

2440

8

2440-xx*

 

22X108

3050

10

3050-xx*

 

22X108

3660

12

3660-xx*

 

22X108

5485

18

5485-xx*

 

22X108

6400

21

6400-xx*

 

22X108

7315

24

7315-xx*

 

Shank size

Length in mm

Length in feet

Part number

 

25X108

1500

4,9

1500-7*

 

25X108

1830

6

1830-7*

 

25X108

2000

2006-1-2

2000-7*

 

25X108

2200

7,2

2200-7*

 

25X108

3050

10

3050-7*

 

 

Contact Details
Xiamen Prodrill Equipment Co., Ltd

Contact Person: Prodrill

Send your inquiry directly to us (0 / 3000)