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Bearing Material

LTZC selects a variety of high-performance slewing bearing materials, such as 45 Steel, GCr15/GCr15SiMn, and 40Cr Steel

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Bearing Seal

LTZC bearings offers a variety of specialized sealing structures and materials for slewing bearings and large custom bearings.

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Bearing Lubrication

LTZC provides customers with professional lubrication solutions for slewing bearings, which can effectively reduce friction and raceway wear.

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Bearing installation and maintenance

Proper installation and maintenance of slewing bearings are crucial for extending service life and maintaining efficient equipment operation. Improper installation or lack of maintenance often leads to premature wear, reduced load-bearing capacity, equipment downtime, and even safety hazards. LTZC, with over 20 years of bearing R&D experience, is a leading slewing bearing manufacturer in China. With a professional engineering team, comprehensive technical support, and standardized installation procedures, LTZC ensures even stress distribution and high-precision operation, providing a safer and more reliable guarantee for the long-term stable operation of equipment.

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How to select a suitable slewing bearing?

Selection FactorDescriptionSelection Criteria
Load TypeAxial, Radial, Tilting MomentHeavy load: Three-row roller bearing, Cylindrical ball & roller combination bearing
 Medium load: Four-point contact ball bearing, Double-row roller bearing
 High precision: Crossed roller bearing, Thin-section bearing
Load CapacityMagnitude and direction of loadBased on maximum working load + safety factor (1.2–1.5)
Structure TypeFour-point ball, Double-row ball, Three-row roller, Crossed roller, Cylindrical ball & roller combinationChoose based on load, precision, available space, and cost
Installation DimensionsOuter diameter, Inner diameter, Mounting holes, Pitch circle diameterMatch according to equipment interface design
Gear Ring RequirementExternal teeth, Internal teeth, ToothlessDepends on transmission method (gear/motor)
Working EnvironmentHigh temperature, Low temperature, Dust, Corrosion, Heavy loadSelect appropriate sealing, corrosion protection, and lubricant
Rotational AccuracyBacklash, rotational smoothness, rigidityHigh precision structures required for automation/robotics
Material & Hardness50Mn, 42CrMo, Quenching hardnessHigh load or long-life applications prefer 42CrMo
Speed & FrequencyRotational speed, Start/stop frequencyHigh frequency: Crossed roller bearing / Low speed heavy load: Three-row roller bearing
Manufacturer CapabilityManufacturing precision, Inspection equipment, Technical serviceChoose manufacturers with installation & maintenance capability, e.g., LTZC provides professional on-site installation guidance and maintenance recommendations

Contact LTZC engineers for quick bearing selection advice≤

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