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SML geological drilling use PDC diamond coring drill bit
Parameters of the impregnated diamond core bit
Double tube surface | ||||
Size( surface exploration drill | Matric system(mm) | Imperial system( in ) | ||
Hole diameter | Core diameter | Hole diameter | Core diameter | |
BQ | 60 | 36.4 | 2.36 | 1.43 |
NQ | 75.7 | 47.6 | 2.98 | 1.88 |
HQ | 96.1 | 63.5 | 3.78 | 2.5 |
PQ | 122.7 | 85 | 4.83 | 3.34 |
Triple tube surface | ||||
NQ3 | 75.7 | 45 | 2.98 | 1.78 |
HQ3 | 96.1 | 61.1 | 3.78 | 2.41 |
PQ3 | 122.7 | 83 | 4.83 | 3.27 |
Impregnated diamond bits have the widest range of application. They are the most commonly useful bits from medium to super hard formations in the mineral exploration industry. the Hardness and abrasive of the rock formation are the key factors to determine the diamond specifications, concentration and matrix hardness
1. Payment methods
T/T (Telegraphic Transfer), Western Union, MoneyGram or Credit Card…
2. Lead time
Based on order quantity, it ranges from 3 to 20 days to finish production.
3. Shipping
Express: DHL, TNT, UPS, FedEx and Special lines…
Carrier: by air or sea.
They all apply to a very economic cost.
4. Services:
We will respond to your inquires in one hour (holidays as well).
We provide free replacement once the failure is confirmed to be caused by our product quality.