Tigerrig SL Series Pilot Reamer
Features：
1.Cutting Structure
he reamer mainly consists of four or more cones. Cutting structure with premium tungsten carbide hardfacing or premium tungsten carbide inserts of new formulas and new techniques is utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit.
2.Seal And Lubrication
High performance HNBR O-ring for bearing seal and advanced grease for lubrication.
3.Production Application
It is suitable for the large size well, mining and infrastructure applications.
Current Availability
Bit Size
Bit Type
in
mm
28
711.2
SL117GW SL127GW SL517G SL537G
30
762.0
32
812.8
36
914.4
Recommended Drilling Parameters
IADC
WOB
(KN/mm) (Bit Dia.)
RPM(r/min)
Applicable Formation
117 127
0.35~ 0.9
150~70
Soft formation with low compressive strength and high drill ability, such as mudstone, gypsum, salt, soft shale, soft limestone, etc.
517 537
0.4~ 1.0
120~ 60
Soft to medium formations with low compressive strength, such as medium soft shale, anhydrite, medium soft limestone, medium soft sandstone, medium formation with harder interbed, etc.