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About Us
We are a professional manufacturer specialized in series of drill tools: PDC core drill bits, PDC drill bits, diamond drill bits, PDC, etc. We can also produce other products according to the customers requirements. We sincerely welcome our friend both home and abroad to come for business talks.
About Products
PDC core bits are used to coring-drilling for geological exploratory of coal measure stratum, and fields of water conservancy and hydropower, construction of road and railway.
Applicable rock formation: f ≥ 8
Specifications of PDC core bit
model | diameter | PDC | total teeth No. | rock formation | working way |
LJQ60GP | 60MM | plane PDC | 5 | f ≥ 7 | cutting |
LJQ65GP | 65MM | plane PDC | 5 | f ≥ 7 | cutting |
LJQ75GP | 75MM | plane PDC | 5 | f ≥ 7 | cutting |
LJQ75GP | 75MM | plane PDC | 6 | f ≥ 7 | cutting |
LJQ94GP | 94MM | plane PDC | 6 | f ≥ 7 | cutting |
LJQ94GP | 94MM | plane PDC | 8 | f ≥ 7 | cutting |
LJQ113GP | 113MM | plane PDC | 8 | f ≥ 7 | cutting |
LJQ113GP | 113MM | plane PDC | 10 | 12>f>8,conglomerate | cutting and grinding |
LJQ133GP | 133MM | plane PDC | 10 | 15>f>8,conglomerate | cutting and grinding |
LJQ133GP | 133MM | plane PDC | 12 | 15>f>8,conglomerate | cutting and grinding |
LJQ153GP | 153MM | plane PDC | 12 | 16>f>10,conglomerate | cutting and grinding |
LJQ153GP | 153MM | plane PDC | 14 | 16>f>10,conglomerate | cutting and grinding |
LJQ171GP | 171MM | plane PDC | 14 | f>18,conglomerate | cutting and grinding |
LJQ171GP | 171MM | plane PDC | 16 | f>18,conglomerate | cutting and grinding |
| Outside Set Diameter | lnside Set Diameter | ||||||
Maximum | Minimum | Maximum | Minimum | |||||
lnches | mm | lnches | mm | lnches | mm | lnches | mm | |
AQ | 1.880 | 47.75 | 1.870 | 47.5 | 1.607 | 27.10 | 1.057 | 26.85 |
BQ | 2.350 | 59.69 | 2.340 | 59.44 | 1.438 | 1.428 | 36.52 | 36.27 |
NQ | 2.970 | 75.44 | 2.960 | 75.19 | 1.880 | 47.75 | 1.870 | 47.50 |
HQ | 3.770 | 95.76 | 3.755 | 95.38 | 2.505 | 63.63 | 2.495 | 63.38 |
PQ | 4.815 | 122.3 | 4.795 | 121.8 | 3.350 | 85.09 | 3.340 | 84.84 |
T2-101 | 3.981 | 101.12 | 3.971 | 100.8 | 3.300 | 83.82 | 3.290 | 83.57 |
T6-101 | 3.981 | 101.12 | 3.971 | 100.8 | 3.115 | 79.12 | 3.105 | 78.87 |
Ps: Special design is available as per clients' drawing/samples/requirements.
Our Product Advantages:
High wear resistance and impact-resistant toughness, long drilling life, drilling efficiency can be promoted sharply in penetration of soft and medium soft formation, laber intensity can be reduced.
Photos of our PDC core bit