Brightway can design and produce 5-8 diamond PDC Coring Bits with straight blade and spiral blade. The 6″~17.5″ models have complete specifications and can be used for core suitable for medium soft formations. The PDC Coring Bits adopts high-quality TSP polycrystalline diamond sheets, which...
Brightway can design and produce 5-8 diamond PDC Coring Bits with straight blade and spiral blade. The 6″~17.5″ models have complete specifications and can be used for core suitable for medium soft formations. The PDC Coring Bits adopts high-quality TSP polycrystalline diamond sheets, which have high drilling stability and long service life.
The PDC core drill bit (polycrystalline diamond composite drill bit) uses high-quality TSP polycrystalline diamond chips, which have high drilling stability and long service life.
● Lower parabolic profile and medium cutter density are designed to core in the medium soft formation;
● High performance cutter of newest technology to enhances the caperbility to drill hard layers.
Brightway 3.5″~17-1/2″ PDC core drill bit standard model table, with complete model specifications, can be used for core drilling suitable for medium soft formations.
| Standard model of Brightway PDC core bit (3-1/2 “to 17-1/2”)（3-1/2″～17-1/2″) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| BW905 | BW906 | BW907 | BW605 | BW606 | BW607 | BW304 | BW305 | BW306 | BW307 | BWCS306 |
| BW915 | BW916 | BW917 | BW615 | BW616 | BW617 | BW314 | BW315 | BW316 | BW317 | BWCS308 |
| BW935 | BW936 | BW937 | BW635 | BW636 | BW637 | BW334 | BW335 | BW336 | BW337 | BWCS302 |
| Optional features of Brightway BW series PDC drill bits | |||
|---|---|---|---|
| B: Inverted eye teeth | D: Used for directional wells | H: Enhanced diameter protection | J: Vibration damping joint |
| M: Motor guidance | RS: Rotary oriented | NC: Nano anti mud coating | V: Mixed teeth |
Brightway 3-1/2 “~17-1/2” PDC core bit part model parameters:
| Model | 8-1/2″BWCS306 | 6-1/2″BWCS307 |
|---|---|---|
| Core Barrelt Size | 101 mm | 70 mm |
| Primary Cutter Size | Ф13 MM | Ф13 mm |
| Number Blade | 6 | 7 |
| Gauge Length | 2.5″ | Outer：1.5″ Inner：1″ |
| Recommended Drilling Parameters | ||
| Flow Rate | 10～30 L/S | 10～25 L/S |
| Rotary Speed | 40～150 RPM | 60~150 RPM |
| Weight on Bit | 40～80 KN | 20~80 KN |
| Max. Wob | 90 KN | 80 KN |
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