S323 12 1- 4in Steel Body PDC Drill Bit

China S323 12 1-4in Steel Body PDC Drill Bit, Find details about China Tricone Bits, Drill Bits from S323 12 1-4in Steel Body PDC Drill Bit

Model NO.
12 1/4in
Controlling Mode
Artificial
Structure
Deep Hole Drilling
Precision
High Precision
Condition
New
Wob
10-100
Rpm
60-250
Trademark
hengji
Transport Package
Wooden Case
Specification
ISO
Origin
Hebei Hejian
HS Code
82071990
Model NO.
12 1/4in
Controlling Mode
Artificial
Structure
Deep Hole Drilling
Precision
High Precision
Condition
New
Wob
10-100
Rpm
60-250
Trademark
hengji
Transport Package
Wooden Case
Specification
ISO
Origin
Hebei Hejian
HS Code
82071990
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1. Cutting structure is force balanced and bit blade is asymmetrically designed so that the load on 
bit is balanced that 
resulting better stability of the bit.
2. Main cutter are high performance PDC cutters to insure service life of the bit while improving ROP.
3. Cutter exposure is optimized to insure the bit can achieve higher ROP is soft to medium formations.
4. Shock absorbers are designed to make the bit capable of drilling through formations with hard strigers.
5. Hydraulic system of the bit is optimized using dynamic flow pattern simulation technology to enhance 
cleaning and cooling effects of the bit to effectively prevent bit from balling. 
IADC classification:PDC bits
ABCD
Bit bodyFormation typeCutting structureBit profile
"M"Matrix1very soft2PDC 19mm1 Short fishtail
3PDC 13mm
"S"Steel4PDC 16mm
2soft2PDC 19mm2 Short profile
"D"Diamond3PDC 13mm
4PDC 16mm
Example3soft to medium2PDC 19mm3 Medium profile
MMatrix3PDC 13mm
4Medium4PDC 16mm
3PDC 13mm4medium2PDC 19mm4 Long profile
4Long profile3PDC 13mm
4PDC 16mm
 

Inch
MMAP(thread)Body typeBlades
4inch101.6mm2 7/8inchsteel body         Matrix body 3 blades                                  4 blades                                  5 blades                                  6 blades                                    7 blades 
4 1/2inch114.3mm 
4.5/8inch117.5mm
4 3/4inch120.5mm
5 1/8inch130.2mm
5 1/4inch133.4mm
5 3/4inch146mm
5 7/8inch149.2mm3 1/2steel body         Matrix body 3 blades                                  4 blades                                  5 blades                                  6 blades                                    7 blades 
6inch152.4mm
6 1/8inch155.6mm
6 1/4inch158.7m
6 11/32inch161mm
6 1/2inch165.1mm
6 3/4inch171.4mm
7 1/2inch190.5mm4 1/2steel body         Matrix body 4 blades                                  5 blades                                  6 blades                                  7 blades                                    8 blades 
7 5/8 inch193.7mm
7 7/8 inch200mm
8 3/8 inch212.7mm
8 1/2 inch215.9mm
8 3/4 inch 222.3mm
9 11/64 inch233mm
9 1/2 inch241.3mm6 5/8steel body         Matrix body 4 blades                                  5 blades                                  6 blades                                  7 blades                                    8 blades 
9 5/8 inch244.5mm
9 7/8 inch250.8mm
10 1/2 inch266.7mm
10 5/8 inch269.9mm
11 inch279.4mm
11 5/8 inch295.3mm
12 inch304.8mm
12 1/4 inch311.1mm
13 3/4 inch349.25mm7 5/8steel body         Matrix body5 blades                                  6 blades                                  7 blades     
   
14 3/4 inch374.65mm7 5/8
15 1/2 inch393.7mm7 5/8
17 1/2 inch444.5mm7 5/8