Oil Well Drilling Rig Drawwork API JC70DB from China manufacturer

Oil Well Drilling Rig Drawwork API JC70DB

Price:	500.0 USD
Payment Terms:	T/T,L/C
Place of Origin:	Shaanxi, China (Mainland)


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Product Detail

Model No.: JC-40DB

Production Capacity: 20sets/month

Delivery Date: 10 ~ 20 days

Industry: Oil well drilling

Application: Oil well drilling

model: JC40DB

Power: 800 kw

Brand: BOMCO

Means of Transport: Ocean,Land,Air

Packing: sea shippment

Product: Drilling rig mast

Standard: API 4F

Condition: New

Type: single shaft gear drive

warrante: 12 months

The single shaft gear drive drawworks is designed and manufactured as per API specification, and can reach to 6000HP,the model includes JC40, JC70etc

API Drilling rig drawwork JC40DB

Oil Well Drilling Rig Drawwork API JC70DB

Introduction of Drilling Rig Drawwork

The single shaft drawworks has compact size, light weight,little vibration,low noise, high efficiency and long service

life, and adapts to AC-SCR-DC electric drive,AC VFD electric drive and hydraulic drive

Features of API Drawwork

All bearings are rolling bearings . The shafts are made of alloy steel.
2. The chains are pressure lubricated.
3. The drum is grooved. The low-speed & high-speed ends of the drum shaft are equipped with ventilating pneumatic tube clutch. The brake rim (or disc) is water cooled and the surface is medium-frequency induction hardened that provides excellent wear-resistance capacity and long service life.
4. The contours of the sprocket teeth are medium frequency induction hardened. All transmission clutches are of involute spline type.

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