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Diamond impregnated bits
- Product No.：GV-B-01
- Price：$50 - $500
- MOQ：5 pcs
- Delivery time：5 to 30 days
- Sizes：AQ, BQ, NQ, HQ, PQ, B, T2, T6, T6S
- Country of origin：China
Guizhou Vilong made a range of diamond impregnated bits including full Q series and some conventional sizes like B86, B101, B116, B131, T2, T6, T6S etc, which are manufactured with small, high quality synthetic diamonds mixed evenly through a metal matrix; penetrate a broad range of formations from the softest to the hardest rocks.
Application: geological exploration, water conservancy, building construction etc drilling fields.
We provide below shapes of impregnated bit:
Great fluid circulation from the inside to the outside
Suitable for a broad range of formations.
Face Discharged type:
Excellent flushing to prevent blockages in the waterway channels.
Suitable for broken / granular formations.
Turbo type:
Greater ejection of fluids and cuttings, high productivity
Suitable for competent formations.
Diamond Bit Gauges:
|
SIZE |
CORE DIAMETER |
HOLE DIAMETER |
||
|
(in) |
(mm) |
(in) |
(mm) |
|
|
BQ |
1.433 |
36.4 |
2.345 |
59.6 |
|
NQ |
1.875 |
47.6 |
2.965 |
75.3 |
|
HQ |
2.500 |
63.5 |
3.763 |
95.6 |
|
PQ |
3.345 |
85.0 |
4.805 |
122.0 |
|
NQ3, NQTT |
1.775 |
45.1 |
2.965 |
75.3 |
|
HQ3, HQTT |
2.406 |
61.1 |
3.763 |
95.6 |
|
PQ3, PQTT |
3.270 |
83.1 |
4.805 |
122.0 |
Diamond impregnated bits Matrix selection guide:
|
|
|
Rock Hardness |
Matrix Hardness |
Series. NO |
|
Clay，Shale,Siltstone, Cypsum |
Medium |
Soft |
HRC 50 |
GV1# |
|
Ash Stone, Coal, Argilite,, Volcanics, Sandy Pebble |
Very High |
Soft |
HRC 48-50 |
GV1/ GV2 |
|
Sandstone, Sandy Shale, Lithoid, Limestone, Limonite Sandstone |
Very High |
Medium Soft |
HRC 45-48 |
GV1#/ GV2 |
|
Medium-hard, Limestone, Medium-hard Shale, Medium-hard Ash Stone |
High |
Medium |
HRC 40-45 |
GV3/ GV4 |
|
Marble, Hard Schist, Hard Streak Stone |
Medium |
Medium |
HRC 38-42 |
GV5/ GV6/ GV7 |
|
Diabase, Andesite, Gneiss |
Medium |
Medium Hard |
HRC 38 |
GV6/ GV7 |
|
Grandiorite, ,Limonite |
Medium |
Medium Hard |
HRC 35-38 |
GV7/ GV8 |
|
Cranite, Basalt, Hard Streak Stone |
Medium To Low |
Hard |
HRC 32-35 |
GV8/ GV9 |
|
Rhyolite, Crystauize Gneiss, Quartz Porphyry |
Medium To Low |
Hard |
HRC 25-30 |
GV9/ GV10 |
|
Silicious Stone, Hard Sandstone |
Medium To Low |
Extreme Hard |
HRC 20-25 |
GV11/ GV12 |
|
Rhyolite, Dense Quartzite, Iron Stone |
Low |
Ultra Hard |
HRC 10-20 |
GV12# |
Diamond impregnated bits ordering? 1. Bits size; 2. Bit series. (Example: NQ series #7)
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Contact Us
Name: Mr. Peter Chan
Tel: +86 851 8577 3056
E-mail: [email protected]
Add: No.17, 21 floor, unit 1, 1 building, M district, xiaochehe street flower orchard project, Nanming district, Guiyang City, Guizhou Province, China.
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