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Four Row Tapered Roller Bearing

1. Size range: Inter diameter:120-1320mm
2. Material: GCr15/GCr15SiMn/G20Cr2Ni4A
3.Features: Four row tapered roller bearings are the one kind of roll neck bearings, their radial and axial loading capacity are high, can carry heavy axail loads in two directions, and their radial loading capacity is 3 times heavier than single row tapered roller bearings.
4. Application: Four row tapered roller bearings mainly used in the working roll necks of hot or cold rolling mills, and roll neck of cogging mills. They usually clearance fit with roll necks to being mounted and dismounted conveniently.
5. Cage: Steel pressed cages are usually used in four row tapered roller bearings, and pin type cages are for large size taper bearings.
6. Advantage: We supplies many sizes of four row tapered roller bearings with integral radial shaft seals at both sides. They are available in several designs depending on bearing size as well as on the open (non-sealed) basic design.

 What is a Four Row Tapered Roller Bearing?

A Four Row Tapered Roller Bearing is a precision-engineered component designed to handle high radial and axial loads. Unlike standard bearings, it features four rows of tapered rollers arranged in a way that allows for superior load distribution and reduced friction. This design enhances the bearing’s performance in demanding applications, making it ideal for heavy machinery and large-scale industrial equipment.

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Why Choose CHG Bearing?

At CHG Bearing, we pride ourselves on being a leading manufacturer and supplier of the products. Our extensive experience and commitment to quality set us apart in the industry. Here’s why you should consider us for your bearing needs:

  1. Industry Expertise: With over 30 years of experience in the bearing industry, we have built a reputation for reliability and excellence. We’ve collaborated with numerous large companies, ensuring that our products meet the highest standards.

  2. Certifications and Patents: Our company holds more than 50 invention patents and has achieved certifications such as ISO9001 (Quality Management System) and ISO14001 (Environmental Management System). These accolades reflect our dedication to quality and innovation.

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For more information or to discuss your specific needs, contact us at sale@chg-bearing.com.

Technical Specifications

FeatureSpecification
TypeFour Row Tapered Roller Bearing
Load RatingHigh radial and axial loads
MaterialGCr15, G20Cr2Ni4A or customized materials
Precision ClassP0, P6, P5, P4
Operating Temperature Range-20°C to +150°C
LubricationGrease or oil lubrication
CustomizationSize, structure, and material options available

Benefits of Four Row Tapered Roller Bearings

  1. Enhanced Load Capacity: Capable of supporting high radial and axial loads, making them suitable for heavy-duty applications.

  2. Improved Durability: Designed to withstand harsh operating conditions, including high temperatures and heavy loads, resulting in a longer service life.

  3. Reduced Friction: The tapered roller design minimizes friction, leading to smoother operation and increased efficiency.

  4. Customization Options: Adaptable to various requirements and working conditions, ensuring optimal performance for specific applications.

Production process

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Applications

Four Row Tapered Roller Bearing is commonly used in industries where heavy loads and demanding conditions are prevalent, including:

  • Metallurgical Equipment: Blast furnaces, rolling mills, and steelmaking machinery.
  • Mining Machinery: Jaw crushers, impact crushers, vibrating screens, and feeders.
  • Large Rotating Equipment: Essential for machinery that requires robust support and high load capacity.

Installation Guide

  1. Preparation: Ensure that the bearing and housing are clean and free from contaminants.

  2. Alignment: Properly align the bearing with the housing to avoid misalignment issues.

  3. Fitting: Carefully press the bearing into place using appropriate tools. Avoid excessive force that could damage the bearing or housing.

  4. Lubrication: Apply the recommended lubricant to ensure smooth operation and longevity.

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Maintenance and Care

  1. Regular Inspections: Check for signs of wear, damage, or lubrication issues periodically.

  2. Lubrication: Maintain proper lubrication to reduce friction and prevent premature wear.

  3. Cleaning: Keep the bearing and surrounding areas clean to prevent contaminants from affecting performance.

  4. Replacement: Replace bearings as needed to avoid equipment failure and maintain operational efficiency.

FAQ

Q: What makes Four Row Tapered Roller Bearings different from other types?
A: The products provide superior load capacity and durability compared to standard bearings due to their design with four rows of rollers.

Q: Can I customize the products?
A: Yes, we offer customization options to meet specific requirements, including size, material, and lubrication method.

Q: How do I know if a Four Row Tapered Roller Bearing is right for my application?
A: Consider the load capacity, operating conditions, and size requirements of your equipment. Consult with our experts for personalized recommendations.

Customer Reviews

"The Four Row Tapered Roller Bearing from CHG Bearing has significantly improved the performance and reliability of our equipment. The customization options and quick response have been invaluable to our operations."
Production Manager, Steel Manufacturing Plant

"Excellent quality and service! The bearings exceeded our expectations in terms of durability and load capacity. Highly recommend CHG Bearing for any heavy-duty applications."
Technical Engineer, Mining Equipment Manufacturer

Contact Us

For further information, quotes, or assistance with your bearing needs, please reach out to us via Email at sale@chg-bearing.com. We look forward to supporting your bearing requirements with our high-quality products and services.

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Boundary dimensionsBasic load ratingsPart numberMassLimiting speeds
mmkNCurrentOriginalkgr/min
dDTrminr1minCrCorGreaseOil
1502101652.527001700382930207793016.5670850
 21215532.5964235030630-16.8670850
1602201652.527952090382932207793218.5670850
 26517332.514502760380632-35.7670850
17024017532.512103000380634-24.2670850
 26023032.59071720382034207713439.5670850
1802501852.5212803400382936-27.5670850
 2601602.5211402550380636-26.7670850
20028220632.516802510380640-42.1560700
 31020032.516603100382040X2207714055.6560700
 31027532.517604200382040207714075.1560700
20532020533159032603806417774157500630
2203403054320705430382044207714497.9500630
2253202302.52191050003806457774558500630
2303151902.52160043103806467774642.5500630
2403603104321105610382048207714890.5450560
250385255542870645038105077150107380480
26036026532.517605220382952207795276.3450560
 40025547.52300500038065277752114490600
 40034554296073803820522077152153430530
 4403002535508200380152777752164450560
2803952885530518320380656-108450560
 4202505527805700380656X277756119450560
 46032454284072903811561077756200360450
30042030043233072103829602077960130380480
 420310433250815038066077860134380480
 46039054318093303820602077160238360450
 5003505429806950381160X277760286340430
 50037054339087103811601077760285340430
320460338442950820038066477764180360450
 4603804431008750380664X277864218360450
 48039054318093303820642077164234340430
 54036455633014400381164X2-347340430
34046031043248081003829682077968145340430
 48035055440012600380668-195320400
 520325543100862038106877168234320400
 580425544580117003811681077768441280360
350590420254700970038067077770475280360
35549031644452012200380671-115320400

 

Boundary dimensionsBasic load ratingsPart numberMassLimiting speeds
mmkNCurrentOriginalkgr/min
dDTrminr1minCrCorGreaseOil
36048031043276083003829722077972149340430
 4803753330107870382972X277872189340430
 52037044556014600380672-253300380
 540325543388884038107277172248300380
 54036055507012500381072X2-274300380
 600420667900140003811721077772388280360
 60054055997024900381172X2-620240360
37049029233380011600380674-149340430
38052040043556016100380676-240280380
 5503505552501310038067677776273280380
 560325543360884038107677176281280380
 56036055573014000381076X2-294280360
 6203886642009500381176X23077776443240360
 620420544710123003811761077776519240360
395545288.747.52610749038067977779194280360
400540280443100875038068077880175280360
 6003565441601040038108077180317240320
4206203565441601040038108477184358220300
 700480656780185003811841077784760190260
 7605007.57.5935020300380684778841039180240
440620454663960788038068877888440200280
 6503556642901239038008877788385200280
 6503766543301370038108877188401200280
460620310433360102003819921077992232200280
 6504746652921127038069277892495180240
 6804106551301420038109277192476180240
 73044047.5650015100380692X377792694170220
4756604505573302240038069577795457170220
48065033854245054003819961077996301190260
 678494661060031900380696-578170220
 70034266705017900381096X2-447170220
 7004206557801690038109677196547170220
 7905107.57.51157026900381196X2-1017120160
49062538544507017670380698-282170220
500720420656650194003810/500771/500565160200
 8305407.57.513230330003811/500X2-1194120160
508762420669050239003806/508-684160200
5207355356610580334003806/520-721160200
530780450657520215003810/530771/530744140180
 8705607.57.514400361503811/530X2-1342120160
 8705907.569300261003811/53010777/5301422120160
 8805447.57.510500256003806/53030777/5301350120160
54069040055486017300-779/540375160200
560730410465560189003828/560X-441140180

 

Boundary dimensionsBasic load ratingsPart numberMassLimiting speeds
mmkNCurrentOriginalkgr/min
dDTrminr1minCrCorGreaseOil
560750368544370133003819/56010779/560456140180
 9206207.5611200261003811/56010777/5601635100140
60080036555500017800-779/600489120160
 800380545500189003819/60010779/600536120160
 8556206614700481003806/600-1155100140
 870415669790272003810/600X2-831100140
 870480658370254003810/600771/600995100140
 9806157.5617600456003811/600X2-186590120
 9806507.5612700367003811/60010777/600197090120
6258154805510400317003806/625777/625647100140
630850418656440198003819/63010779/630720100140
 8906507.57.516970538003806/630-1293100140
 9205157.569170268003810/630771/630115895130
 9206007.57.516500482003810/630X2-134290120
 10306457.57.520270531603811/630X2-216285110
 10306707.5614400399003811/63010777/630217085110
65010305607.51211460220503806/650777/650176985110
66010706507.57.512600265003806/660777/660228280100
670900412656940223003819/67010779/67095995130
 9507007.57.519800619003806/670-159990120
 9804757.57.513880365003810/670X2-122490120
 10906907.57.522700588003811/670X2-25667595
 10907107.5615700399003811/67010777/67026657595
71010304907.57.514500406003810/710X2-13727595
 10305557.5611200358003810/710771/71015687595
 11507109.5824500650003811/710X2-29314880
 11507509.5815840339603811/71010777/71032274880
73010357557.57.522500732003806/730-20437595
75010905157.5616200456003810/750X2-16197090
 10906057.5613100424003810/750771/75018747090
 11306907.57.519000517003806/750777/75025164880
 12207509.582743073803811/750X2-35044880
 12208409.5821900680003811/75010777/75039944880
774113069047.51670050100-777/77424004880
78012208409.5828400740003806/780779/78036594880
80011208207.57.526200863003806/800-2842--
84011708407.57.526300864003806/840-2840--
8501360900129.5389001406003811/85010777/8505168--
95013608807.5623300836003820/95020771/9504087--
1060150010009.58291001050003820/106020771/10605698--
10701400889.7624122727090000BT4B 328100-3730--
108014509505123024097200BT4B 331559-4450--
1250155089051227270102600BT4B 328819-3820--
12601640100051235190128700BT4B 332124-5800--
13001720104051238610126000BT4B 331950-7000--
15001900108041242120153000BT4B 332078-7700--
15801960108051241130158400BT4B 331934-7800--
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