China pdc bits, pdc core bits, pdc drill bits manufacturer, supplier

Key Attributes.

Features: 1 double-cone crown profile 2 Natural diamond cutters 3 applicable to drilling hard to very hard and abrasive formations 4 suitable for deep drilling can operation in adverse environment such as drilling with density mud 5 suitable for rotary and down hole motor applications diameter Bit information Recommended operation parameters mm inch TFA MM2 Gage inch APICONN, inch Flow rate (l/s) Rotation speed (rpm) Weight on bit (KN) 117.5 4-5/8 150-200 1-1/2 2-7/8 8-15 80-500 10-70 120.7 4-3/4 150-200 1-1/2 2-7/8 8-15 80-500 10-70 149.2 5-7/8 200-350 2 3-1/2 10-16 80-500 25-80 152.4 6 200-350 2 3-1/2 10-16 80-500 25-80 200.0 7-7/8 350-600 2-1/2 4-1/2 20-26 80-500 40-120 215.9 8-1/2 350-600 3 4-1/2 20-28 80-500 45-130