1. Overview of Impregnated diamond core bit
Impregnated diamond core bit produced by Zhengzhou LD Diamond Products CO., Ltd., is a premium line of specific diamond bits which utilizes hot pressed segments. It’s mainly used for medium hard to hard and highly abrasive formations.
2. Applications of Impregnated diamond core bit
Impregnated diamond core bit widely used for geological exploration, water and electricity, traffic construction, building etc. for rock core drilling, exploring and soil investigation.
3. International standard Q, T series Impregnated diamond core bits
Core Barrel
|
Outside Set Diameter
|
Inside set Diameter
|
|||
Specification
|
Maximum
|
Minimum
|
|||
|
inch
|
mm
|
inch
|
mm
|
mm
|
AQ
|
1.88
|
47.75
|
1.87
|
47.5
|
76
|
BQ
|
2.35
|
59.69
|
2.34
|
59.44
|
91
|
NQ
|
2.97
|
75.44
|
2.96
|
75.18
|
110
|
HQ
|
3.77
|
95.76
|
3.755
|
95.38
|
130
|
PQ
|
4.815
|
122.3
|
4.795
|
121.8
|
150
|
T2-101
|
3.982
|
101.14
|
3.97
|
100.84
|
171
|
T6-101
|
3.982
|
101.14
|
3.97
|
100.84
|
223
|
Non-standard sizes can produce as customer's special requested.
LD diamond core bit including:
Impregnated diamond core bits
Natural surface-set diamond core bits
Electroplated diamond core bits
Should you need more information, Please contact.