D Miningwell Mining drills rock high quality tapered drill rod
D Miningwell was founded in Quzhou city, China in 2001. For more than 20 years production and operation process. D Miningwell has been on the leading edge of mining equipment. We has its own drilling rig, DTH hammer, and drill pipe production workshops. provides a wide range of quality tools to mining, tunnelling, quarrying, water-well projects and urban transportation construction. D Miningwell is committed to providing customers with the most efficient and cost-effective drilling solution. Our team of drilling specialists are standing by to assist.
Perfect designs,high quality steel , We provides leading strength and penetration rates for more productivity, excellent straightness and hole clean quality, get max drilling performance to save up fuel cost rate.
We can design and manufacture according to customers' samples or drawings of the length., Our taper rod is made by high quality steel, through heat treatment so that it can be used for hard rock drilling, and transmit intensive impact energy into the rock with the least possible loss of energy. Comparing with tapered chisel bits and tapered cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency.
Technical Parameters
|
Length (L)
|
Weight
|
mm
|
foot/inch
|
approx, kg
|
800
|
2"
|
2.8
|
1220
|
4'
|
4.2
|
1525
|
5'
|
5.3
|
1600
|
5'3"
|
5.3
|
1830
|
6'
|
5.9
|
2000
|
6'6%
|
6.6
|
2435
|
81
|
7.7
|
2435
|
8'
|
7.9
|
3200
|
10'6°
|
10.3
|
3655
|
H'117/8"
|
11.7
|
4000
|
13'V/21
|
12.8
|
4800
|
159,
|
15.2
|
5600
|
18'4 '
|
17.6
|
6400
|
21'
|
20
|
7200
|
23"
|
22.4
|
8000
|
26*3"
|
24.9
|