NL series Centrifuge are special designed according to the characters of drilling fluid, to separate the solid and liquid part. Featured with high capacity, quiet and easy to maintenance. Suitable for onshore and offshore drilling operations.


The NL series centrifuge were developed to provide the market with more reliable technology and more hoisting performance. Mainly used for barite collection, remove small dimensioned solid from the mud to control the density and viscosity of the drilling fluid. Featured with high capacity, quiet and easy to maintenance. Included but not limited by the advantages mentioned, NL series centrifuges might be your best choice. 


General Features

•  Suitable for cold area and desert environment
•  Suitable for onshore or offshore rigs
•  Wear-resisting protections offers long life of the system
•  Positive pressure explosion proof control cabin


Main Paramaters

Maximum Capacity: 1589 scfh – 3884 scfh ( 45 m3/h – 110 m3/h )
Actual Capacity: 1060 scfh – 3178 scfh ( 30 m3/h – 90 m3/h )
Separate Diameter of Solids: 2~5 μm



Bowl Diameter 360mm(14inch) 360mm(14inch) 450mm(18inch) 550mm(22inch)
Bowl Length 1271mm(50inch) 1271mm(50inch) 1540mm(61inch) 1800mm(71inch)
Max. Capacity 200GPM(45m3/h) 200GPM(45m3/h) 352GPM(80m3/h) 484GPM(110M3/h)
Effective Capacity 132GPM(30m3/h) 132GPM(30m3/h) 264GPM(60m3/h) 400GPM(90m3/h)
Max Bowl Speed 3900RPM 3900RPM 3200RPM 3000PRM
Typical Bowl Speed Rate 3200RPM 0~3200RPM 0~2800RPM 0~2500RPM
Max G-Force 3063 3063 2578 2719
Typical G-Force 2062 0~2062 0~1973 0~1888
Separation point 2~5µm 2~5μm 2~5µm 2~5μm
Differential Speed 40 0~40 0~35 0~45
Gearbox Torch 3500N.M 3500N.M 7500N.M 12000N.M
Gear Box Ration 57:01:00 57:01:00 57:01:00 35:01:00
Main Drive Motor 37KW(50HP) 37KW(50HP) 55KW(75HP) 90KW(120HP)
Back Drive Motor 11KW(15HP) 11KW(15HP) 22KW(30HP) 37KW(50HP)
Recommend Pump 7.5KW(10HP) 7.5KW(10HP) 15KW(20HP) 22KW(30HP)
EX Standard ExdIIBt4 / IEC EX/ ATEX
Electric Carbinet Exd Standard PLC+Positive Presurized
Weight 3500KG 3400KG 4580KG 5840KG
Dimension 3305x1638x1277mm 3305x1638x1277mm 3824x1798x1317mm 4293x1978x1381mm

Related Items