Foundation Rock Drilling Rig Core Barrels Forging Processing Type
Core barrels are generally divided into two types:
1- Core Barrel with Bullet Bits
Applicable for strong rock up to 100MPa or Rock with deep cracks:
2- Core Barrel with Roller Bits
Applicable for very strong rock formations with compressive strength grater than 100MPa;
Cutting Diameter Range: 600~3000mm