Cross Type for Blast Furnace Taphole Drill

Product Details
Customization: Available
Type: Drill
Application: Tunnel Boring Machine
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Registered Capital
1000000 RMB
Plant Area
<100 square meters
  • Cross Type for Blast Furnace Taphole Drill
  • Cross Type for Blast Furnace Taphole Drill
  • Cross Type for Blast Furnace Taphole Drill
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  • Product Description
Overview

Basic Info.

Model NO.
GS 48-32R
Certification
ISO9001: 2000
Condition
New
Color
as Per Required
Applicaiton
Stone Quarry, Construction
Threading
R32-T45
Buttons
4 Pieces
Diameter
D45-85
Transport Package
Plywood Packing
Specification
D45-85
Trademark
As requirement
Origin
China
HS Code
82071990
Production Capacity
10000PCS Per Month

Product Description

Product Description

Tapered Rock Drill Cross Drill Bit

Cross Type for Blast Furnace Taphole Drill
We can provide with the following types according to clients need taper: 4, 6, 7, 11, 12 degree taper. The diameter for taper: 15, 19, 22, 25,, and diameter 26 28, 30, 32, 34, 36, 38 to 42(mm) 

Furthermore, these products are manufactured in accordance with IS09001 stipulations. 
We can design and manufacture drill bits according to customers' requirement of the bit diameter, number of air holes, carbide button shape and the face shape. 

Before Official Order, please confirm below informations:
(1) Degree Type
(2) Diameter
(3) Length of skirt.
(4) Socket 

 A. Tapered chisel bits
The tapered chisel bit is widely used in drilling holes with depth less than 
 5 meters and diameter ranged in 20-45 mm by light-duty rock drill, like Y6
 


Description
Diameter Length Water hole
Taper degree a=4°  6° 7° 11° 12°
Socket inside diameter d=15, 19, 22, 25
mm mm 2
20 65 2
23 65 2
25 69 2
28 60 2
30 55 58 2
32 55 64 71 80 2
34 71 80 2
36 74 2
38 74 2
40 74 2
42 74 2


B. Tapered cross bits
The taper cross bits can be used under any rock drilling condition because of it's comprehensive adaptability. Compared with taper chisel bits, taper cross bits have a better drilling performance because carbide tips on cross bits doubled, which means carbides shape are cross type on drill bits. Taper cross bit is mainly used for hard or very hard rock formation.  
 

Description
Diameter Length Weight
Taper degree a=4°  6° 7° 11° 12°
Socket inside diameter d=19, 22, 25
mm mm KG
28 71 80 0.2
29 71 80 0.2
30 50 67 71 80 0.3
32 51 67 71 80 0.3
33 71 80 0.32
34  67 71 80 0.34
35  67 71 80 0.35
36 71 80 0.36
38  67 71 80 0.42
40 71 80 0.43
42 69 80 0.47


C. Tapered button bits 
Comparing with tapered chisel bits and tapered cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency, so that the button bit is popular among the users.
According to the tungsten carbide insert, tapered button bits can be divided into the types of hemispherical button, conical button and parabolic button, etc.
Button bits with hemispherical button is for high bearing capacity and abrasive resistance while conical button and parabolic button are for high drilling speed and low abrasive resistance. 
 
Description Diameter Length Button No
Taper degree a=4°  6° 7° 11° 12°
Socket inside diameter d=19, 22, 25
mm mm pcs
28 50 4
29 50 4 5 6 7
30 50 80 5 6 7 8
32 50 55 71 80 6 7 8 9
33 50 55 71 80 6 7 9
34 50 55 7 8
35 50 71 80 4 5 6 7
36 50 55 7
37 55 4 6 7
38 50 55 4 6 7
40 50 55 71  5 6 7
42 50 6 7

Cross Type for Blast Furnace Taphole DrillCross Type for Blast Furnace Taphole DrillCross Type for Blast Furnace Taphole Drill

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