Item Description

                                                                                      The  Product  Description
RB sequence crossed roller bearings 
(separable Outer Ring for Interior Ring Rotation), this kind is the fundamental variety of crossed roller bearings. The outer rings have 2 areas, and the interior ring is 1 integer. This RB crossed roller bearing are properly utilized to the situation which need higher rotation accuracy on inner ring. For example, it is suitable for the rotary part of the inHangZhou desk of the equipment machine.

The Organization Description

  HangZhou Xihu (West Lake) Dis. Bearing Technologies Co., Ltd. was established in December 2005, located in the HangZhou Airport Industrial Cluster, with a lot more than 300 staff. With the improvement of precision bearings as the improvement path, the firm specializes in the study and growth and manufacture of 3 collection of precision rotary table bearings, cross roller bearings and robot reducer bearings. The precision grades are P2, P4 and P5, and the size range is 20mm ~2000mm. 

 Product list

RB sequence(Outer ring division kind,internal rotating) Device:mm
TYPE Dimensions Shoulder Top Basic Load Rating(Radial) Weight
Interior Ring Outer Ring Roller Pitch Diameter Top Chamfer Cr Cor
d D Dpw B  B1 rmin ds Dh kN kN kg
RB2008 20 36 27 8 .5 23.5 thirty.5 3.23 three.1 .04
RB2508 twenty five forty one 32 eight .5 28.five 35.five three.sixty three three.eighty three .05
RB3571 thirty fifty five 41.five 10 .six 37 forty seven seven.35 8.36 .twelve
RB3510 35 sixty 46.five 10 .six 41 fifty one.five seven.64 nine.12 .thirteen
RB4571 40 sixty five 51.five ten .six 47.five 57.5 eight.33 10.6 .sixteen
RB4510 forty five 70 fifty six.five 10 .6 51 61.5 eight.sixty two 11.three .seventeen
RB5013 fifty eighty 64 13 .6 fifty seven.four 72 sixteen.seven 20.nine .27
RB6013 60 90 seventy four thirteen .six 68 82 18 24.three .3
RB7013 70 100 eighty four thirteen .6 seventy eight ninety two 19.4 27.seven .35
RB8016 eighty 120 98 sixteen .six 91 111 thirty.1 42.1 .seven
RB9016 ninety a hundred thirty 108 sixteen one 98 118 31.4 forty five.three .75
RB10016 100 140 119.three 16 1 109 129 31.7 48.six .eighty three
RB1571 one hundred fifty 123 20 1 113 133 33.1 50.9 1.forty five
RB11012 110 one hundred thirty five 121.eight twelve .six 117 127 twelve.five 24.one .4
RB11015 a hundred forty five 126.5 15 .6 122 136 23.7 41.five .seventy five
RB11571 one hundred sixty 133 20 1 a hundred and twenty 143 34 54 one.56
RB12016 120 a hundred and fifty 134.2 sixteen .six 127 141 24.two forty three.2 .72
RB12571 a hundred and eighty 148.7 25 1.five 133 164 66.nine a hundred two.62
RB13015 130 160 a hundred and forty four.five 15 .six 137 152 25 46.7 .72
RB13571 a hundred ninety 158 twenty five 1.5 143 174 sixty nine.five 107 two.82
RB14016 140 one hundred seventy five 154.eight 16 1 147 162 25.9 50.one 1
RB14571 two hundred 168 25 one.5 154 185 seventy four.8 121 two.96
RB15013 150 a hundred and eighty 164 13 .six 157 172 27 53.five .sixty eight
RB15571 210 178 25 1.5 164 194 76.eight 128 3.sixteen
RB15030 230 188 thirty one.five 173 211 100 156 five.3
RB16571 one hundred sixty 220 188.six twenty five one.five 173 204 eighty one.7 one hundred thirty five 3.fourteen
RB17571 a hundred and seventy 220 191 twenty one.5 184 198 29 62.1 2.21
RB18571 one hundred eighty 240 210 25 1.5 195 225 84 143 3.44
RB19571 one hundred ninety 240 211.9 25 one 202 222 forty one.seven eighty two.9 2.99
RB20571 200 260 230 25 2 215 245 eighty four.2 157 four
RB20030 280 240 30 two 221 258 114 200 six.7
RB20035 295 247.7 35 two 225 270 151 252 nine.six
RB22571 220 280 250.1 twenty five two 235 265 ninety two.three 171 4.1
RB24571 240 three hundred 269 twenty five two.5 256 281 sixty eight.three 145 4.five
RB25571 250 310 277.5 25 2.5 265 290 69.3 a hundred and fifty five
RB25030 330 287.five 30 two.5 269 306 126 244 8.one
RB25040 355 three hundred.7 forty two.five 275 326 195 348 fourteen.eight
RB30571 300 360 328 25 2.five 315 340 seventy six.three 178 5.nine
RB30035 395 345 35 2.five 322 368 183 367 thirteen.4
RB30040 405 351.6 forty two.5 326 377 212 409 17.2
RB35571 350 four hundred 373.four twenty 2.5 363 383 54.1 143 three.9
RB40035 400 480 440.3 35 two.5 422 459 156 370 14.five
RB40040 510 453.4 forty 2.5 428 479 241 531 23.five
RB45571 450 five hundred 474 25 1 464 484 61.7 182 6.6
RB50571 500 550 524.2 25 one 514 534 sixty five.five 201 7.3
RB50040 600 548.eight 40 two.five 526 572 239 607 26
RB50050 625 561.6 50 two.five 536 587 267 653 forty one.7
RB60040 600 seven hundred 650 40 3 627 673 264 721 29
RB70045 700 815 753.5 forty five three 731 777 281 836 forty six
RB80070 800 950 868.1 70 4 836 900 468 1330 a hundred and five
RB90070 900 1050 969 70 4 937 1001 494 1490 a hundred and twenty
RB1000110 one thousand 1250 1114 one hundred ten 5 1057 1171 1220 3220 360
RB1250110 1250 1500 1365.eight one hundred ten 5 1308 1423 1350 3970 440

 

Function of Crossed Roller Bearings

 

1. Large accuracy and load capacity. Precision ground V grooved ways and rollers.

two. Withstands drive in any route. Alternately crossed rollers 45º angle.

3. Easy Installation and get utilized to small spaces. Threaded mounting holes in standard sample.

four. Factory preloaded for minimum axial engage in and lower coefficient of friction.

WHY Choose HONB

one.Merchandise Benefits
Solution high quality is essential for the surival of HONB.
HONB bearing possesses the characteristics of higher precision, large reliability and extended life.
 
two.Quickly Supply
From ID size twenty~300mm, we have enough shares of elements.
The lead time is within 7 times.
 
3.Individualized Customization
Settle for personalized goods, accept OEM / ODM.
 
4.Pre-sale and following-sale service
Pre-sales specialized support, soon after-revenue complex guidance communication, 24 hrs on the internet.
 
5.High quality Guarantee
We have a QC group to examine the solution from unique process to last packing according to drawing depth.
Take 3rd get together inspection and also supply Video clip inspection.
For Crossed roller bearings, we offer 1 calendar year guarantee, if bearing difficulties, we substitute new bearing at DDP price.
 

To Be Negotiated 1 Piece
(Min. Order)

###

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Large (200-430mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Thrust Bearing

###

Customization:

###

RB series(Outer ring division type,inner rotating) Unit:mm
TYPE Dimensions Shoulder Height Basic Load Rating(Radial) Weight
Inner Ring Outer Ring Roller Pitch Diameter Height Chamfer Cr Cor
d D Dpw B  B1 rmin ds Dh kN kN kg
RB2008 20 36 27 8 0.5 23.5 30.5 3.23 3.1 0.04
RB2508 25 41 32 8 0.5 28.5 35.5 3.63 3.83 0.05
RB3010 30 55 41.5 10 0.6 37 47 7.35 8.36 0.12
RB3510 35 60 46.5 10 0.6 41 51.5 7.64 9.12 0.13
RB4010 40 65 51.5 10 0.6 47.5 57.5 8.33 10.6 0.16
RB4510 45 70 56.5 10 0.6 51 61.5 8.62 11.3 0.17
RB5013 50 80 64 13 0.6 57.4 72 16.7 20.9 0.27
RB6013 60 90 74 13 0.6 68 82 18 24.3 0.3
RB7013 70 100 84 13 0.6 78 92 19.4 27.7 0.35
RB8016 80 120 98 16 0.6 91 111 30.1 42.1 0.7
RB9016 90 130 108 16 1 98 118 31.4 45.3 0.75
RB10016 100 140 119.3 16 1 109 129 31.7 48.6 0.83
RB10020 150 123 20 1 113 133 33.1 50.9 1.45
RB11012 110 135 121.8 12 0.6 117 127 12.5 24.1 0.4
RB11015 145 126.5 15 0.6 122 136 23.7 41.5 0.75
RB11020 160 133 20 1 120 143 34 54 1.56
RB12016 120 150 134.2 16 0.6 127 141 24.2 43.2 0.72
RB12025 180 148.7 25 1.5 133 164 66.9 100 2.62
RB13015 130 160 144.5 15 0.6 137 152 25 46.7 0.72
RB13025 190 158 25 1.5 143 174 69.5 107 2.82
RB14016 140 175 154.8 16 1 147 162 25.9 50.1 1
RB14025 200 168 25 1.5 154 185 74.8 121 2.96
RB15013 150 180 164 13 0.6 157 172 27 53.5 0.68
RB15025 210 178 25 1.5 164 194 76.8 128 3.16
RB15030 230 188 30 1.5 173 211 100 156 5.3
RB16025 160 220 188.6 25 1.5 173 204 81.7 135 3.14
RB17020 170 220 191 20 1.5 184 198 29 62.1 2.21
RB18025 180 240 210 25 1.5 195 225 84 143 3.44
RB19025 190 240 211.9 25 1 202 222 41.7 82.9 2.99
RB20025 200 260 230 25 2 215 245 84.2 157 4
RB20030 280 240 30 2 221 258 114 200 6.7
RB20035 295 247.7 35 2 225 270 151 252 9.6
RB22025 220 280 250.1 25 2 235 265 92.3 171 4.1
RB24025 240 300 269 25 2.5 256 281 68.3 145 4.5
RB25025 250 310 277.5 25 2.5 265 290 69.3 150 5
RB25030 330 287.5 30 2.5 269 306 126 244 8.1
RB25040 355 300.7 40 2.5 275 326 195 348 14.8
RB30025 300 360 328 25 2.5 315 340 76.3 178 5.9
RB30035 395 345 35 2.5 322 368 183 367 13.4
RB30040 405 351.6 40 2.5 326 377 212 409 17.2
RB35020 350 400 373.4 20 2.5 363 383 54.1 143 3.9
RB40035 400 480 440.3 35 2.5 422 459 156 370 14.5
RB40040 510 453.4 40 2.5 428 479 241 531 23.5
RB45025 450 500 474 25 1 464 484 61.7 182 6.6
RB50025 500 550 524.2 25 1 514 534 65.5 201 7.3
RB50040 600 548.8 40 2.5 526 572 239 607 26
RB50050 625 561.6 50 2.5 536 587 267 653 41.7
RB60040 600 700 650 40 3 627 673 264 721 29
RB70045 700 815 753.5 45 3 731 777 281 836 46
RB80070 800 950 868.1 70 4 836 900 468 1330 105
RB90070 900 1050 969 70 4 937 1001 494 1490 120
RB1000110 1000 1250 1114 110 5 1057 1171 1220 3220 360
RB1250110 1250 1500 1365.8 110 5 1308 1423 1350 3970 440
To Be Negotiated 1 Piece
(Min. Order)

###

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Large (200-430mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Thrust Bearing

###

Customization:

###

RB series(Outer ring division type,inner rotating) Unit:mm
TYPE Dimensions Shoulder Height Basic Load Rating(Radial) Weight
Inner Ring Outer Ring Roller Pitch Diameter Height Chamfer Cr Cor
d D Dpw B  B1 rmin ds Dh kN kN kg
RB2008 20 36 27 8 0.5 23.5 30.5 3.23 3.1 0.04
RB2508 25 41 32 8 0.5 28.5 35.5 3.63 3.83 0.05
RB3010 30 55 41.5 10 0.6 37 47 7.35 8.36 0.12
RB3510 35 60 46.5 10 0.6 41 51.5 7.64 9.12 0.13
RB4010 40 65 51.5 10 0.6 47.5 57.5 8.33 10.6 0.16
RB4510 45 70 56.5 10 0.6 51 61.5 8.62 11.3 0.17
RB5013 50 80 64 13 0.6 57.4 72 16.7 20.9 0.27
RB6013 60 90 74 13 0.6 68 82 18 24.3 0.3
RB7013 70 100 84 13 0.6 78 92 19.4 27.7 0.35
RB8016 80 120 98 16 0.6 91 111 30.1 42.1 0.7
RB9016 90 130 108 16 1 98 118 31.4 45.3 0.75
RB10016 100 140 119.3 16 1 109 129 31.7 48.6 0.83
RB10020 150 123 20 1 113 133 33.1 50.9 1.45
RB11012 110 135 121.8 12 0.6 117 127 12.5 24.1 0.4
RB11015 145 126.5 15 0.6 122 136 23.7 41.5 0.75
RB11020 160 133 20 1 120 143 34 54 1.56
RB12016 120 150 134.2 16 0.6 127 141 24.2 43.2 0.72
RB12025 180 148.7 25 1.5 133 164 66.9 100 2.62
RB13015 130 160 144.5 15 0.6 137 152 25 46.7 0.72
RB13025 190 158 25 1.5 143 174 69.5 107 2.82
RB14016 140 175 154.8 16 1 147 162 25.9 50.1 1
RB14025 200 168 25 1.5 154 185 74.8 121 2.96
RB15013 150 180 164 13 0.6 157 172 27 53.5 0.68
RB15025 210 178 25 1.5 164 194 76.8 128 3.16
RB15030 230 188 30 1.5 173 211 100 156 5.3
RB16025 160 220 188.6 25 1.5 173 204 81.7 135 3.14
RB17020 170 220 191 20 1.5 184 198 29 62.1 2.21
RB18025 180 240 210 25 1.5 195 225 84 143 3.44
RB19025 190 240 211.9 25 1 202 222 41.7 82.9 2.99
RB20025 200 260 230 25 2 215 245 84.2 157 4
RB20030 280 240 30 2 221 258 114 200 6.7
RB20035 295 247.7 35 2 225 270 151 252 9.6
RB22025 220 280 250.1 25 2 235 265 92.3 171 4.1
RB24025 240 300 269 25 2.5 256 281 68.3 145 4.5
RB25025 250 310 277.5 25 2.5 265 290 69.3 150 5
RB25030 330 287.5 30 2.5 269 306 126 244 8.1
RB25040 355 300.7 40 2.5 275 326 195 348 14.8
RB30025 300 360 328 25 2.5 315 340 76.3 178 5.9
RB30035 395 345 35 2.5 322 368 183 367 13.4
RB30040 405 351.6 40 2.5 326 377 212 409 17.2
RB35020 350 400 373.4 20 2.5 363 383 54.1 143 3.9
RB40035 400 480 440.3 35 2.5 422 459 156 370 14.5
RB40040 510 453.4 40 2.5 428 479 241 531 23.5
RB45025 450 500 474 25 1 464 484 61.7 182 6.6
RB50025 500 550 524.2 25 1 514 534 65.5 201 7.3
RB50040 600 548.8 40 2.5 526 572 239 607 26
RB50050 625 561.6 50 2.5 536 587 267 653 41.7
RB60040 600 700 650 40 3 627 673 264 721 29
RB70045 700 815 753.5 45 3 731 777 281 836 46
RB80070 800 950 868.1 70 4 836 900 468 1330 105
RB90070 900 1050 969 70 4 937 1001 494 1490 120
RB1000110 1000 1250 1114 110 5 1057 1171 1220 3220 360
RB1250110 1250 1500 1365.8 110 5 1308 1423 1350 3970 440

Types of Ball Bearings

Modern ball bearing configurations have different materials and geometries to meet the demands of different working environments and applications. There are different types of ball bearings: single row deep groove, double-row deep groove, angular contact ball bearing, thrust, and self-aligning. Let us look at the differences between each type and learn why they are important for various purposes. Listed below are some of the most common types of ball bearings.

Miniature bearings

Although miniature ball bearings are a popular choice for small mechanical components, they are not without their challenges. They must be properly lubricated and stored in clean rooms. A strand of hair could ruin a miniature bearing. Fortunately, manufacturers offer lubrication services and a “Clean Room” for customers to store their miniature bearings safely. Read on to learn more about these small bearings and how they can help you.
The size of a miniature ball bearing can vary significantly, but most types of these devices are available in sizes ranging from.040 inch to one eighth of an inch. Whether you need a small ball bearing for a miniature car or a tiny instrument, a miniature bearing can save space while still offering high performance. Many of these bearings are shielded to prevent dirt from entering and leakage of lubricant. They can be flanged or unflanged, and some miniature ball bearings have extended inner rings that are designed for easy plate mounting.
Miniature ball bearings are commonly made from stainless steel or chrome steel. Both metals have their advantages. Stainless steel is the most popular material for ball bearings, which allows for a high load capacity while being quiet. Because stainless steel is relatively inexpensive, many small instrument bearings are made entirely of stainless steel. The difference in price is minimal, as the amount of steel is relatively small. Stainless steel miniature bearings are the smallest and lightest of all types of miniature ball bearings.

Self-aligning ball bearings

bearing
In the simplest terms, self-aligning ball bearings are ball bearings with flex shafts. If you’re looking for a ball bearing with a high degree of precision, you’ll want to choose one with a flex shaft, which means it can adjust to the proper orientation of the bearing’s flex shaft. Ball bearings with flex shafts are also recommended. But, what are these bearings?
Self-aligning ball bearings are made with two rows of balls and a common sphered raceway on the outer ring. As a result, they can accommodate small errors in shaft alignment and mounting. The CZPT brand is especially suitable for high-speed applications requiring greater running accuracy. The self-alignment mechanism is enabled by the fact that the balls are placed in two rows on either side of the sphered raceway in the outer ring. These two rows of balls also promote reduced friction and wear.
Another type of self-aligning ball bearings is a double-row design. They feature a common sphered raceway on the outer ring, a hollow spherical ring, and a cage that rotates relative to it. A self-aligning ball bearing is used in applications where shaft misalignment is a problem, such as conveying equipment. They are also used in simple woodworking machinery and ventilators.

Ceramic ball bearings

Ceramic ball bearings have several advantages over steel or metal bearings. These include increased acceleration capability, reduced friction, improved wear-resistance, and higher speeds. The United States holds the leading position in the global ceramic ball bearings market thanks to a rebounding motor vehicle production and healthy fixed investment environment. In the United States, there are three primary markets for ceramic ball bearings: healthcare, automotive, and aerospace. Here are the main benefits of ceramic ball bearings:
Hybrid ball bearings are also available. Hybrid bearings feature traditional metal rings and silicon nitride (ceramic) balls. Hybrid bearings offer important performance advantages over all-steel bearings, and they are more affordable. However, full ceramic ball bearings have all ceramic parts, and are best suited for machines that require high precision. These types of bearings also resist corrosion and wear.
Compared to steel ball bearings, ceramic balls are lighter than steel. They are also less dense, which means less friction and therefore less heat. Additionally, ceramic balls operate at higher speeds than steel balls, which increases their durability and longevity. But they are still not as strong as steel bearings. And because of their reduced density, they are much cheaper to manufacture. Therefore, they are an excellent choice for many applications. You can expect them to last much longer than steel bearings.

Steel carbon ball bearings

High precision G25 ball bearings are made of the highest grade chrome steel and hot forged from bar stock. Statistical process control and exacting atmospheres help ensure uniform hardness and microstructure. Moreover, these bearings are of the highest quality, with fine surface finish and a tight tolerance. This makes them the most widely used and reliable choice for industrial and automotive applications. However, there are some considerations that should be taken into account before acquiring a steel carbon ball bearing.
Generally, AFBMA grade 200 is the standard hardness specification for this material. AFBMA grade 100 can also be obtained with great difficulty. Despite the high hardness of steel carbon ball bearings, their outer surface is just a thin hardened shell, so a special micro hardness test is needed to evaluate them. In addition to the hardness, steel balls are easily machined and ground. Some manufacturers even offer stainless steel ball bearings and ball sets.
Another factor that makes steel carbon ball bearings so valuable is their precision. They can give precise measurements, which makes them ideal for low and medium-speed applications. Due to their high precision and durability, steel carbon ball bearings can be used in many applications, from conveyor machines to roller skates. However, you should be aware that the material used to produce these bearings is not suitable for applications in which they are exposed to water and gases. Further, they are also noisy and heavy, and must be installed properly in a manufacturing environment.

Stainless steel ball bearings

bearing
Stainless steel ball bearings are made from a high-quality type of stainless steel, 440C, which offers optimal corrosion and abrasion resistance. These bearings are also durable and rust-free, and are suitable for a variety of applications. Among others, stainless steel ball bearings are used in beverage and food processing plants, pharmaceuticals, pulp and paper mills, marine environments, and freezers.
Stainless steel bearings are available in various grades. For example, AISI 440C offers corrosion resistance, while the DD400 is specifically designed for marine applications. Both types of stainless steel are available in different forms, including open, shielded, and sealed. Stainless steel ball bearings can also be custom-made, as BL is known for producing customized bearings. There are also other materials that are available.
AISI type 316 stainless steel balls are ideal for marine applications and food processing. They have excellent resistance to most organic materials and are also used in medical devices and dispenser pumps. They are also strong enough to resist many petroleum products and are widely used in medical equipment and cosmetic applications. In addition, stainless steel balls can be plated to provide an additional layer of protection against chemicals. To understand how they differ, let’s take a look at some common types of stainless steel ball bearings.

Stainless steel

Stainless steel ball bearings can be used in various applications. Besides being corrosion resistant, they also last longer thanks to the Molded-Oil lubrication technology. Stainless steel ball bearings are clean units, which saves time and money in terms of maintenance, replacement, and downtime. But what are the advantages of stainless steel ball bearings? Let us discuss these benefits. Also, we’ll discuss their advantages and disadvantages.
Stainless steel ball bearings offer notable advantages, including corrosion resistance, increased strength, and improved stability under high temperatures. These qualities make them the ideal choice for special circumstances and demanding environments. However, you should be careful when choosing stainless steel bearings. There are several different types of stainless steel. Here’s a brief look at what makes them the best choice. And remember: Stainless steels are also recyclable. In fact, they can be recycled indefinitely.
They’re made from chrome alloy electric furnace steel, which is hardened for optimum service life and strength. They have the highest surface finish and dimensional accuracy. Advanced heat-treating processes increase their strength and anti-cracking abilities. And thanks to their unique materials, they’re corrosion-resistant. As a result, they’re more durable than other types of bearings. And since they’re made with a high-quality steel, you’ll save money in the long run.

Plastic ball bearings

bearing
Plastic ball bearings were developed to meet the specific needs of applications where standard steel bearings would fail. Steel and 440C stainless steel are both susceptible to rusting when exposed to water, making them poor choices for applications involving food processing, swimming pools, and medical equipment. In addition to this, the plastic material is able to dampen vibrations and make the bearing virtually silent. Here’s what makes plastic ball bearings so great for these applications.
Plastic ball bearings are lightweight, corrosion-resistant, and offer a long service life. In addition to their low price, they can be easily cleaned and are incredibly durable. Motion plastics specialist igus has recently expanded its range of xiros polymer grooved ball bearings. These bearings are also FDA-compliant, lubricant-free, electrically insulating, and resistant to both temperature and media.
Plastic bearings are often mounted into other components like wheels, pulleys, and housings. In this way, the inner ring is essentially a profile of the pulley’s profile, and the outer ring is a shaft or fixing clip. The result is seamless integration of the bearing and the surrounding parts, which reduces the overall assembly time and costs. You can also use multiple plastic ball bearings in one application for more options.

China 1688 China Whosale Bearing High Quality Rb Series Cross Roller Bearing Rb50040     supplierChina 1688 China Whosale Bearing High Quality Rb Series Cross Roller Bearing Rb50040     supplier
editor by czh 2022-12-26