Home > Products > PDC Drill Bit > Concave Three-Wing Non-Coring Bit

Concave Three-Wing Non-Coring Bit

Type: concave three wings
Grade: normal, enhanced, high strength (super strong)
Product model: 65, 75, 84, 94, 113, 133, 153

Send Inquiry

Scope of application: It is suitable for rotary drilling in coal mine geology, underground gas drainage, water injection, and drainage, etc
Applicable rock formation: suitable for high-speed drilling in 6<f<12 relatively complete soft-medium-hard rock formations, large nozzles, and fast chip removal. Note: “F” is the firmness coefficient of the rock, called: Platts coefficient, which is the reference level for the coal industry to distinguish rock hardness.
Scope of application: It is suitable for rotary drilling in coal mine geology, underground gas drainage, water injection, and drainage, etc.

Application

60mm PDC drill bit
Suitable for soft, medium, and hard formations. Improve the response to complex rock drilling Into the level.
75mm PDC drill bit.
Super strong material promotes gauge wear resistance to provide long bit life. φ60mm, 65mm, 75mm, etc.
13mm PDC drill bit.
for Mining: PDC Coring Bits, PDC Drill Bits.
steel body PDC bit.
matrix body PDC bit.

Rock Hardness Category Soft Middle soft Medium Middle Hard Hard Hardest
Drillability Level 1 2 3 4 5 6 7 8 9 10 11
Platts hardness F≤10 10<F≤15
Representative Rock Sandstone, Limestone, Marble, Dolomite, Pyrite, Unstable Granite, Shale Granite, Solid Sandstone, Conglomerate, Limestone, Quartz Veins
Composite Sheet

(PDC)

Concave drill bit

Normal Type          
Enhanced        
 

High-Strength

     
Hot Products