Qingdao Jieneng Rig Manufacturing Co., Ltd.

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drawworks

Product Details:

Place of Origin	Shandong, China (Mainland)

Payment & Shipping Terms:

Delivery Time:	call

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Detailed Product Description

Main features of drawworks:

Drawworks conform to API Spec 7K, and API monogram is allowed to use

All bearings are rolling bearings and the shafts are made of alloy steel.

The chains adopt forced lubrication

The drum is grooved. The low-speed & high speed ends of drum shaft are equipped with a ventilating air tube clutch. The brake rim(or disc) is water cooled and the surface is medium-frequency induction hardened which provides long service life

The contours of the sprocket teeth are medium frequency induction hardened

There are two options of main brake system, band and disc. The auxiliary brakes are dynamic brake, eddy current brake or EATON brake as option.

Specifications:

Model	JC30DB	JC40L	JC40D	JC50	JC50DB	JC70D
Nominal drilling depth (m)	3000	2500-4000	2500-4000	3500-5000	3500-5000	4500-7000
Rated power (KW)	450-560	735	735	1100	1100	1470
Max. pull of fast line (KN)	200	275	275	340	340	485
Dia. of wire line mm(in)	29(1 1/8)	32(1 1/4)	32(1 1/4)	35(1 3/8)	35(1 3/8)	38(1 1/2)
Drum size (mm) (DiaxLength)	508x1182	640x1235	640x1302	685x1245	685x1494	770x1436
Brake disc (mm) (Dia.x Width)	1500x76	1500x76	1500x76	1600x76	1600x76	1660x76
Overall dimension (LxWxH) (mm)	/	6600x2890 x2670	7100x2820 x2700	8030x2925 x2700	6700x3280 x2700	7670x3100 x2800