YRT460

YRT460 · Product image

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Brand
QIBR
Alternative brand
INA
Rolling element type
Roller
Measurement system
Metric
Inner diameter
460 mm
Outer diameter
600 mm
Total height
70 mm
Size1
46 mm
Size2
24 mm
Width of outer ring
22 mm
Outer diameter of inner ring
560.9 mm
Internal hole circle diameter
482 mm
External hole circle diameter
580 mm
Hole diameter at inner ring
9.3 mm
Counter bore diameter
15
Counter bore depth
8.2
Number of mounting holes of the inner ring
46
Hole diameter at outer ring
9.3 mm
Number of holes1
45
Bolt hole diameter
M12
Number of holes2
3
Number of mounting holes of the outer ring
48X7.5°
Tightening torque
34 Nm
Basic dynamic load rating (axial)
217 KN
Basic static load rating (axial)
2300 KN
Basic dynamic load rating (radial)
187 KN
Basic static load rating (radial)
650 KN
Limiting speed
80 rpm
Bearing frictional torque
100 Nm
Rigidity of bearing position (axial)
5.7 kN/μm
Rigidity of bearing position (radial)
7 kN/μm
Tilting rigidity of bearing position
200 kNm/mrad
Rigidity of rolling element set (axial)
33.5 kN/μm
Rigidity of rolling element set (radial)
13.9 kN/μm
Tilting rigidity of rolling element set
1049 kNm/mrad
Weight
45 kg
Temperature
-30℃ to +120°C
Seal type
Open Type

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Description

The YRT&YRTC slewing bearing is a specially designed high-precision bearing. It has characteristics such as unique structural design, high precision, high rigidity, high load-carrying capacity, high rotational precision, long service life and high reliability, as well as convenient installation.

QIBR - YRT460 Combined Precision Bearing Advantages and Applications

YRT460 Combined Precision Bearing, strong load-bearing capacity, compact structure, Inner diameter is 460 mm, Outer diameter is 600 mm, Total height is 70 mm, Weight is 45 kg, suitable for excavators, dismantling machines and metallurgical cranes, etc., and is the most widely used bearing in working conditions with high load-bearing capacity requirements.

QIBR - YRT460 Combined Precision Bearing Characteristics

YRT460 Combined Precision Bearing, long life, high reliability. YRT460 Combined Precision Bearing, can withstand radial load, axial load and overturning moment, suitable for mechanical equipment with high stability requirements.

YRT460 Combined Precision Bearing Features and Advantages

High load capacity: Combined precision bearing can withstand axial loads, radial loads, and overturning moments, making them suitable for high-load applications.

High Precision: The dimensional accuracy is at P5 level, and the rotational accuracy is at P4 level, ensuring high rotational precision.

Superior Rigidity: These bearings exhibit higher stiffness when subjected to overturning moments, maintaining good performance under high load conditions.

Low Operating Noise: They generate low noise during operation, making them ideal for use in noise-sensitive environments.

Application: Combined precision bearing are widely used in precision rotary tables, vertical grinding machines, indexing heads, gear hobbing machines, CNC machine tools, radar systems, and high-precision medical equipment.

QIBR - YRT460 Combined Precision Bearing Optimization

High-performance materials: The bearing materials can be replaced based on different working conditions, such as GCr15, GCr15SiMn, S165M, etc.

Cage Material: The cage material can be replaced according to customer requirements, such as using 20# steel, brass, or polyamide nylon.

Grease Replacement: The grease can be substituted with other lubricants, such as Mobilith SHC 220 or Shell Gadus S2 V220.

Grease replacement: QIBR technicians can recommend grease according to the working conditions of the bearing or replace grease according to customer needs, such as Mobil, Shell, SKF, Fuchs and other brands.

More customization: QIBR can design and optimize bearings based on customer specifications and operational requirements.

QIBR - YRT460 Combined Precision Bearing quality control

Dimension measurement: Various high-precision instruments are used to measure multiple dimensions of the bearings, achieving a maximum accuracy of 0.001mm.

Rotation accuracy: A dial gauge is employed to measure small defects or deviations on the bearing surface, with measurement accuracy reaching 0.001mm.

Hardness measurement: The surface hardness of the bearings is measured using a hardness tester, with an accuracy of ±0.5HRC.

Metallographic analysis: Professional metallographic microscopes are used to analyze the internal metallographic structure of the metal.

Geometric tolerance: A profile projector is used to measure the geometric shape and relative position of the bearings.

Noise monitoring: Vibration monitors are utilized to track the vibration conditions during operation, providing noise data.

Raw material control: Steel and components are sourced from suppliers with ISO 14001 certification, ensuring product stability while promoting sustainable development.

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