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Ball-Roller Combination Slewing Ring

The Ball-Roller Combination Slewing Ring is a versatile and highly efficient type of rotary bearing that combines the characteristics of both ball and roller bearings. It is designed to handle simultaneously both axial and radial loads, as well as moment loads, making it ideal for heavy-duty applications where high load-carrying capacity, precision, and stability are crucial. The main uses of Ball-Roller Combination Slewing Rings include construction machinery, wind turbines, industrial cranes, and various heavy equipment that necessitate smooth and reliable rotation.

Outer diameter: 3772mm~6287mm

Roller diameter: 32mm~45mm

Ring material: 42CrMo / 50Mn/ C45

Ball/roller material: GCr15

Quenching hardness of raceway: HRC55-62


What is a Ball-Roller Combination Slewing Ring?

The Ball-Roller Combination Slewing Ring is a versatile and highly efficient type of rotary bearing that combines the characteristics of both ball and roller bearings. It is designed to handle simultaneously both axial and radial loads, as well as moment loads, making it ideal for heavy-duty applications where high load-carrying capacity, precision, and stability are crucial. This kind of slewing ring bearing features long lifespan and large outer diameter and mainly used in applications where eccentricity ratio e(e=2 xMx 1000/Fa x Dpw) is smaller than 1.2.The main uses of Ball-Roller Combination Slewing Rings include construction machinery, wind turbines, industrial cranes, and various heavy equipment that necessitate smooth and reliable rotation.

Types of Ball-Roller Combination Slewing Rings

ZENITH-DRIVE offers several types of Ball-Roller Combination Slewing Rings in order to accommodate diverse use cases:

  • Single-row Ball-Roller Combination Slewing Rings: Designed for applications with moderate to high load capacities, these Slewing Rings feature a single row of alternating balls and rollers for increased load handling capability.

  • Double-row Ball-Roller Combination Slewing Rings: Featuring two rows of balls and rollers, these Slewing Rings are ideal for applications requiring even higher load capacities.

  • Custom Ball-Roller Combination Slewing Rings: ZENITH-DRIVE also offers tailored solutions to cater to specific requirements of unique heavy-duty applications.

Features of Ball-Roller Combination Slewing Rings

ZENITH-DRIVE's Ball-Roller Combination Slewing Rings boast the following key features:

  • High load-carrying capacity: Combining balls and rollers optimizes the load distribution, allowing for higher load capacities.

  • Precision and stability: These Slewing Rings provide increased accuracy and stability, making them perfect for applications requiring smooth and reliable rotation.

  • Durability: Constructed from high-quality materials and robust engineering, the Ball-Roller Combination Slewing Rings are built to endure tough conditions and provide an extended service life.

  • Customization: ZENITH-DRIVE offers tailored solutions to meet the demands of a diverse range of applications.

Applications of Ball-Roller Combination Slewing Rings

The versatility of ZENITH-DRIVE's Ball-Roller Combination Slewing Rings allows them to cater to various applications, such as:

  • Construction machinery: Excavators, cranes, and material handling equipment.

  • Wind turbines: Slewing Rings enable smooth and reliable rotation for wind energy generation systems.

  • Industrial cranes: Overhead, gantry, and jib cranes.

  • Other heavy equipment: Applications that require high load capacity, precision, and stability.

Price of Ball-Roller Combination Slewing Rings

The cost of a Ball-Roller Combination Slewing Ring depends on factors such as material, size, and type of application. To obtain a precise quote, please contact ZENITH-DRIVE directly with your individual requirements.

Supplier of Ball-Roller Combination Slewing Rings

As a leading Slew Bearing manufacturer, ZENITH-DRIVE takes pride in providing high-quality and customized Ball-Roller Combination Slewing Rings to meet your specific needs. With a commitment to excellence, ZENITH-DRIVE ensures its customers receive exceptional products at competitive prices. Contact ZENITH-DRIVE today to explore how their Ball-Roller Combination Slewing Rings can revolutionize your heavy-duty applications.

Our committed team of professionals is readily available to offer guidance and proficiency throughout the entire process. Regardless of whether you are purchasing from our standard selection of products or seeking a customized solution for your ongoing project, our experts are prepared to assist you at each stage in the journey.

Ball-roller combination slewing ring

Designations


dimensions
mm


Bolt hole diameter

Structure dimensions

Gear
parameters

Weight
kg

D

d

T

  D

  d

n

dn

M

  n

H

h

b

m

Z

221.32.3550

3772.8

3358

159

3638

3418

76

30

27

  10

16

143

50

109

232

2028

221.32.3750

3980.8

3558

159

3846

3618

80

30

27

  10

143

50

109

16

246

2186

221.32.4000

4220.8

3808

159

4086

3868

84

30

27

  12

143

50

109

16

261

2278

221.32.4250

4476.8

4058

159

4342

4118

90

30

27

  12

143

50

109

16

276

2455

221.36.4000

4244.4

3792

175

4095

3858

76

P9
J0

30

  12

159

50

125

18

232

2792

211.36.4250

4496.4

4042

175

4347

4108

80

33

30

  12

159

50

125

18

247

2981

221.36.4500

4748.4

4292

175

4599

4358

84

33

30

  14

159

50

125

18

261

3173

221.36.4750

5000.4

4542

175

4851

4608

90

33

30

  14

159

50

125

18

275

3363

221.40.4500

4776

4276

183

4612

4348

72

36

33

  14

167

50

133

20

236

3673

221.40.4750

5016

4526

183

4852

4598

76

36

33

  14

167

50

133

20

248

3796

221.40.5000

5276

4776

183

5112

4848

80

36

33

  16

167

50

133

20

261

4082

221.40.5300

5576

5076

183

5412

5148

84

36

33

  16

167

50

133

20

276

4329

221.45.5000

5297.6

4747

203

5117

4825

76

39

36

  16

187

50

153

22

238

5201

221.45.5300

5605.6

5047

203

5425

5125

80

39

36

  16

187

50

153

22

252

5602

221.45.5600

5891.6

5347

203

5711

5425

84

39

36

  18

187

50

153

22

265

5764

221.45.6000

6287.6

5747

203

6107

5825

90

39

36

  18

187

50

153

22

282

6129


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