chinacoal11
www.chinacoalintl.com
m.chinacoalintl.com
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anchor drill; carbide anchor drill; anchor bit drilling
Product Introduction
PCD bit is mainly used for drilling soft and medium formation, it work under
low drilling pressure,medium-low speed, big drainage. PDC(polycrystalline diamond compact) drill bit is a
new product after the hot-pressed and electroplated drill bit recent years. With special high-frequency welding techniques.PDC of high wear resistant si welded to the body
as cutting edges.PDC bit is mainly used for geological prospecting,coal
exploration,water conservancy and power engineering,etc.
Product Introduction
It has a super long life. The grinding/consumption ratio of PCD is 20-40 times that of tungsten carbide bit and 10 times that of diamond bit.
2. It had high drilling speed. 3. It can be operated with low pressure
and low speed. 4. It has a good age protection. 5. It can be used widely,
more suitable for drilling in the stratum with formation<7. 6. It has a
low cost.
Diameter (mm) | Wings | PDC quantity(pcs) | Waterhole | Thread |
25 | 2 | 2 | 1 | M16*2 M14*1.5 M12*2 |
26 | 2 | 2 | 1 | |
27 | 2 | 2 | 1 | |
28 | 2 | 2 | 1 | |
29 | 2 | 2 | 1 | |
30 | 2 | 2-3 | 1-3 | |
32 | 2 | 2-3 | 1-3 | |
36 | 2-3 | 2-3 | 1-3 | |
42 | 2-3 | 3-4 | 1-3 |
