Oilfield Drawwork

Product Detail

Xi'an ZZ Top Oil Tools Co.,Ltd is one of the top level oilfield drawwork manufacturers and suppliers, with professional factory, we are able to produce API and oilfield jc 40 drawwork, jc50 drawwork, jc70 drawwork, welcome to contact us.

TECHNICAL FEATURES

*There are two different kinds of drawworks,internal transmission and external transmission.

*All of the bearing use roller bearings ,and shaft materials are high quality steel.

*Chain use forced lubrication.

*Drum has EBGS Groove and LEBGS Groove,Drum use pneumatic tyre clutch. Break use circulating forced cooling.

Main break uses hydraulic disc break and belt brake,and the auxiliary brake use whirlpool brake or water break.




TECHNICAL PARAMENTR OF DRAWWORKS




Model	JC15DB	JC30B	JC40DB	JC50D	JC50DB	JC70DB
Nominal drilling depth (4 1/2’’ DP)m	1500	3000	4000	5000	5000	7000
Rated.input power kW	500	400	800	1100	1100	1470
Max.pulling of fast-line kN	150	200	280	350	350	487
Diameter of wire rope mm	26	29	32	35	35	38
Drum size (D×W)mm	473×900	560×1120	644×1208	770×1310	770×1310	770×1434
Sand drum size (D×W)mm	-	-	400×1080	400×1320	-	-
Sand drumcapavity m	-	-	4000	5000	-	-
Hoisting speeds	2F+2R	4F+1R	4F+4R	4F+4R	1F+1R	1F+1R
Speeds for cathead shaft	-	-	2	2	2	-
Auxiliary brake	FDWS15	FDWS30	FDWS40	FDWS50	Regenerating brake	Regenerating brake