Dynomax mud motors

Dynomax mud motors

Description

Dynomax Mud Motors are engineered and designed for durability, and consistency as they provide additional power to the drill bit. They offer different rotor and stator configurations to provide optimum performance while drilling, and they have the capacity to drill large-sized holes used by larger rigs.
 
Dynomax Mud Motors reduce bearing loads and differential pressure while maintaining seal through drill string operation. Dynomax Mud Motor’s leading design provides adjustable bent housings while still accommodating high torque field scenarios.

 

DHM

 

Benefits:

High speed rotation rate enables deep penetration
Performs well in very hard rock formations
Motors incorporate a wide range of power sections in sizes ranging from 2-7/8” (73mm) to 11-1/4” (268mm).

Features: 

Custom designed thrust bearing maximizes load while optimizing space.
Splined drive shaft to distribute an even load over the splines; with reduced vibration.
Adjustable bent housing (0° to 3° in 13 increments) or a fixed bent housing.
Flow restrictor that reduces pressure in the bearing assembly to a near balanced condition and extending seal life.
Employs the patented Kalsi Rotary Seal – a seal that has been successfully run in down hole drilling applications for over 20 years.
Includes increased internal drive line dimensions to accommodate more torque required in today’s drilling operations (e.g. Extended and Even Wall power sections). 

Dynomax Mud Motors are proven to operate in extreme drilling conditions. They increase the rate of penetration and can therefore reduce drilling times.

 

DHMDHM

 

MOTOR OD

3-1/8 Inch (79 mm)

3-3/4 Inch (95 mm)

5 Inch (127 mm)

BIT SIZE RANGE

3-7/8 - 4-1/2 Inch (98 - 114 mm)

4-3/4 - 5-7/8 Inch (121 - 149 mm)

5-5/8 - 6-3/4 Inch (143 - 171 mm)

BIT BOX CONNECTION

2-3/8 REGULAR

2-7/8 REGULAR

3-1/2 REGULAR

SERIES

SERIES 3

SERIES 1

SERIES 2

BIT TO STABILIZER (CENTER)

N/A

10.0 Inch (254 mm)

16.7 Inch (424 mm)

BIT TO BEND - ADJUSTABLE

42.9 Inch (1,090 mm)

50.6 Inch (1,285 mm)

56.3 Inch (1,430 mm)

BIT TO BEND - FIXED

33.8 Inch (859 mm)

41.5 Inch (1,054 mm)

45.7 Inch (1,161 mm)

ADJUSTABLE MAKEUP TORQUE

2,500 ft.lbs (3,390 Nm)

3,500 ft.lbs (4,745 Nm)

12,000 ft.lbs (16,270 Nm)

BEARING LOAD ON BOTTOM

Dynamic = 28,230 lbs (12,560 daN)

Dynamic = 31,850 lbs (14,170 daN)

Dynamic = 71,500 lbs (31,800 daN)

 

Static = 83,280 lbs (37,040 daN)

Static = 104,100 lbs (46,310 daN)

Static = 229,350 lbs (102,020 daN)

BEARING LOAD OFF BOTTOM

Dynamic = 28,230 lbs (12,560 daN)

Dynamic = 31,850 lbs (14,170 daN)

Dynamic = 71,500 lbs (31,800 daN)

 

Static = 83,280 lbs (37,040 daN)

Static = 104,100 lbs (46,310 daN)

Static = 229,350 lbs (102,020 daN)

MAX. OVERPULL (FOR RE-RUN)

83,280 lbs (37,040 daN)

104,100 lbs (46,310 daN)

229,350 lbs (102,020 daN)

ABSOLUTE OVERPULL

130,200 lbs (57,920 daN)

256,800 lbs (114,000 daN)

546,000 lbs (243,000 daN)

    

MOTOR OD

6-1/2 Inch (165 mm)

7 Inch (178 mm)

7 Inch (178 mm)

BIT SIZE RANGE

7-7/8 - 9-7/8 Inch (200 - 251 mm)

8-1/2 - 9-7/8 Inch (216 - 251 mm)

8-1/2 - 9-7/8 Inch (216 - 251 mm)

BIT BOX CONNECTION

4-1/2 REGULAR

4-1/2 REGULAR

4-1/2 REGULAR

SERIES

SERIES 3

SERIES 2

SERIES 3

BIT TO STABILIZER (CENTER)

16.5 inch (418 mm)

17.2 Inch (437 mm)

16.1 Inch (408 mm)

BIT TO BEND - ADJUSTABLE

65.0 inch (1,650 mm)

66.0 Inch (1,676 mm)

N/A

BIT TO BEND - FIXED

53.0 inch (1,345 mm)

54.0 Inch (1,372 mm)

56.3 Inch (1,430 mm)

ADJUSTABLE MAKEUP TORQUE

25,000 ft.lbs (33,896 Nm)

25,000 ft.lbs (33,896 Nm)

25,000 ft.lbs (33,896 Nm)

BEARING LOAD ON BOTTOM

Dynamic = 131,700 lbs (58,580 daN)

Dynamic = 162,100 lbs (72,110 daN)

Dynamic = 151,925 lbs (67,580 daN)

 

Static = 420,400 lbs (187,000 daN)

Static = 510,500 lbs (227,080 daN)

Static = 509,765 lbs (226,750 daN)

BEARING LOAD OFF BOTTOM

Dynamic = 131,700 lbs (58,580 daN)

Dynamic = 162,100 lbs (72,110 daN)

Dynamic = 151,925 lbs (67,580 daN)

 

Static = 420,400 lbs (187,000 daN)

Static = 510,500 lbs (227,080 daN)

Static = 509,765 lbs (226,750 daN)

MAX. OVERPULL (FOR RE-RUN)

328,000 lbs (146,000 daN)

510,500 lbs (227,080 daN)

445,300 lbs (198,080 daN)

ABSOLUTE OVERPULL

546,000 lbs (243,000 daN)

1,004,400 lbs (447,000 daN)

742,200 lbs (330,150 daN)

    

MOTOR OD

8 Inch (203 mm)

9-5/8 Inch (244 mm)

11-1/4 Inch (286 mm)

BIT SIZE RANGE

9-7/8 - 12-1/4 Inch (251 - 311 mm)

12-1/4 - 17-1/2 Inch (311 - 445 mm)

12-1/4 - 36 Inch (311 - 914 mm)

BIT BOX CONNECTION

6-5/8 REGULAR

6-5/8 - 7-5/8 REGULAR

7-5/8 REGULAR

SERIES

SERIES 2

SERIES 1

SERIES 1

BIT TO STABILIZER (CENTER)

16.9 Inch (428 mm)

20.2 Inch (513 mm)

22.0 Inch (559 mm)

BIT TO BEND - ADJUSTABLE

74.7 Inch (1,897 mm)

87.3 Inch (2,217 mm)

98.2 Inch (2,494 mm)

BIT TO BEND - FIXED

60.1 Inch (1,527 mm)

87.3 Inch (2,217 mm)

N/A

ADJUSTABLE MAKEUP TORQUE

40,000 ft.lbs (54,233 Nm)

60,000 ft.lbs (81,349 Nm)

75,000 ft.lbs (101,687 Nm)

BEARING LOAD ON BOTTOM

Dynamic = 162,510 lbs (72,290 daN)

Dynamic = 240,975 lbs (107,190 daN)

Dynamic = 385,750 lbs (171,590 daN)

 

Static = 573,485 lbs (255,100 daN)

Static = 852,600 lbs (379,260 daN)

Static = 1,376,000 lbs (612,080 daN)

BEARING LOAD OFF BOTTOM

Dynamic = 162,510 lbs (72,290 daN)

Dynamic = 240,975 lbs (107,190 daN)

Dynamic = 385,750 lbs (171,590 daN)

 

Static = 573,485 lbs (255,100 daN)

Static = 852,600 lbs (379,260 daN)

Static = 1,376,000 lbs (612,080 daN)

MAX. OVERPULL (FOR RE-RUN)

554,100 lbs (246,000 daN)

741,100 lbs (330,000 daN)

784,500 lbs (349,000 daN)

ABSOLUTE OVERPULL

923,500 lbs (411,000 daN)

1,235,100 lbs (549,000 daN)

1,307,500 lbs (582,000 daN)

 

 

RSSRSS

 

 5”

MOTOR OD

5 Inch (127 mm)

BIT SIZE RANGE

5-7/8 - 6-3/4 Inch (143 - 171 mm)

PIN DOWN CONNECTION

3-1/2 IF (OR AS SPECIFIED)

SERIES

SERIES 2

BEARING LOAD ON BOTTOM

Dynamic = 71,500 lbs (31,800 daN)

Static = 229,350 lbs (102,020 daN)

BEARING LOAD OFF BOTTOM

Dynamic = 71,500 lbs (31,800 daN)

Static = 229,350 lbs (102,020 daN)

MAX. OVERPULL (FOR RE-RUN)

328,000 lbs (146,000 daN)

ABSOLUTE OVERPULL

546,000 lbs (243,000 daN)

  

6-1/2” - 6-3/4”

MOTOR OD

6-1/2 - 6-3/4 Inch (165 - 171 mm)

BIT SIZE RANGE

7-7/8 - 9-7/8 Inch (200 - 251 mm)

PIN DOWN CONNECTION

4-1/2 XH / 4-1/2 IF (OR AS SPECIFIED)

SERIES

SERIES 3

BEARING LOAD ON BOTTOM

Dynamic = 131,700 lbs (58,580 daN)

Static = 420,400 lbs (187,000)

BEARING LOAD OFF BOTTOM

Dynamic = 131,700 lbs (58,580 daN)

Static = 420,400 lbs (187,000)

MAX. OVERPULL (FOR RE-RUN)

328,000 lbs (146,000 daN)

ABSOLUTE OVERPULL

546,000 lbs (243,000 daN)