China 17 1 2 PDC Matrix Body 6 Blade 16mm Cutters 9 Jets

17 1/2 PDC MATRIX BODY, 6 BLADE,16MM CUTTERS,9 jets
PDC
M1942/M122
Deep blade and short parabolic configuration, ensure optimal bottom hole flow pattern and anti balling
Balanced flow hydraulics make the bit have good direction nature, smaller radials are shaken.
Suitable for extremely soft to medium soft formation
BitSPECIFICATIonSRECOMMENDE DOPERATION PARAMETERS
SIZE
Number of blade Primiary Cutter size Nozzle qty Gauge length Connection Rotary
Speed rpm Weight bit (kn)Flow rate(lps)
8 1/2419.05mm42"~3.5"4 1/2"API REG60-25010~8025~38
9 1/2
419.05mm42"~4"6 5/8" API REG 60-26010-8025-38
M1943/M132
Deep blade and short parabolic configuration, ensure optimal bottom hole flow pattern and anti balling
Balanced flow hydraulics make the bit have good direction nature, smaller radials are shaken.
Arc blade and spiral gauge enhanced the cutting capability and the drilling stabilization
Suitable for soft to medium soft formation
BitSPECIFICATIonSRECOMMENDE DOPERATION PARAMETERS
SIZE
Number of blade Primiary Cutter size Nozzle qty Gauge length Connection Rotary
Speed rpm Weight bit (kn)Flow rate(lps)
9 1/2419.05mm62"~3.5"6 5/8" API REG60-25020~11030~40
12 1/4
419.05mm62"~4"6 5/8" API REG 60-26025~13040~50
M 1953/M233
Deep blade and short parabolic configuration, ensure optimal bottom hole flow pattern and anti balling
Anti-whirl design improves BOP and enhances the drilling stability
Arc blade and spiral gauge enhance the cutting caga-bility and the drilling stabilization.
Medium cutter density is suitable for soft to medium formations.
BitSPECIFICATIonSRECOMMENDE DOPERATION PARAMETERS
SIZE
Number of blade Primiary Cutter size Nozzle qty Gauge length Connection Rotary
Speed rpm Weight bit (kn)Flow rate(lps)
8 1/2519.05mm52"~3.5"4-1/2"API REG60-25010~10025~38
9 1/2
519.05mm52"~4"6-5/8" API REG 60-25030~15040~55
M1954/M222
Deep blade and short parabolic configuration, ensure optimal bottom hole flow pattern and anti balling
Anti-whirl design improves BOP and enhances the drilling stability
Arc blade and spiral gauge enhance the cutting caga-bility and the drilling stabilization.
Medium cutter density is suitable for soft to medium formations.
BitSPECIFICATIonSRECOMMENDE DOPERATION PARAMETERS
SIZE
Number of blade Primiary Cutter size Nozzle qty Gauge length Connection Rotary
Speed rpm Weight bit (kn)Flow rate(lps)
9 1/2519.05mm52"~3.5"4-1/2"API REG60-25010~10025~38
12 1/4
519.05mm72"~4"6 5/8" API REG 60-25030~15040~55

ROLLER
CONE BITS
ROLLER CONE BIT
(M/H)
FORMATION
HARDNESS
FORMATION
ROCK TYPE
COMPRESS
STRENGTH
WEM
OBM
111/124
15-30
18-33
Very
soft
soft formation with sticky layers and low compressive strength
clay,silts,
sands
<25 MPa
116/137
437
9-15
12-18
soft
soft formation with low compressive strength and high drill ability
claystone,marl,
lignite,tuff,
sandstone
25-50 MPa
126/139
517/527
4.5-9
6-12
Medium
soft
soft to medium formation with low compressive strength interb dded with hard layers
claystone,marl
lignite,sandstone
silts anhydrrites
tuff
50-75 MPa
211/217
517/537
2.5-6
3-6
Medium
medium to hard formation with high compressive strength and small abrasive layers
mudstone ,
limstone,
anhydrites,
sandstone
75-100 MPa
211/236
537/617
1.5-2.5
1.5-3
Medium
hard
hard and dense formation with very high compressive strength but non-abrasive
limestone,
anhydrites,
dolomite
100-120MPa
311/347
627/637
1-1.5
1-1.5
Hard
hard and dense formation with very high compressive strength and some abrasive layer
shale,sandstone
,siliceous,
siltstone
100-200MPa
637 /737 /837
1
1
Very
hard
extremely hard and abrasive formtions
quartzite, lgneous ,rocks
>200MPa