NCF 2230 ECJB

NCF 2230 ECJB · Внешний вид изделия

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NCF 2230 ECJB · Технический чертёж

Бренд
QIBR
Alternative brand
SKF
Rolling element type
Roller
Measurement system
Metric
Precision level
P0(RBEC-1)
Outer diameter
270 mm
Inner diameter
150 mm
Total width
73 mm
Inner diameter tolerance
0 to -25 ㎛
Outer diameter tolerance
0 to -35 ㎛
Width tolerance
0 to -250 ㎛
Inner envelope circle
242 mm
Inner diameter of outer ring
233 mm
Chamfer dimension
3 mm
Permissible axial displacement
4.9 mm
Weight
18 kg
Load direction
Radial
Temperature
-30℃ to +110℃
Seal type
Open type
Ring material
52100
Rolling element material
52100
Basic dynamic load rating
780 kN
Basic static load rating
1040 kN
Fatigue load limit
112 kN
Reference speed
2600 rpm
Limiting speed
3400 rpm

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Описание

High-capacity cylindrical roller bearings feature optimized internal design and increased number of rollers, providing enhanced load carrying capacity and improved operational reliability, particularly in applications with heavy radial loads and high speeds.

QIBR - NCF 2230 ECJB Cylindrical Roller Bearing Advantages and Applications

NCF 2230 ECJB Cylindrical Roller Bearing, compact structure, high speed, Inner diameter is 150 mm,Outer diameter is 270 mm,Total width is 73 mm,Weight is 18 kg, suitable for industrial pumps, continuous casting machines, reduction gearboxes and screening machines, etc., and is the most widely used bearing in working conditions with high speed requirements.

QIBR - NCF 2230 ECJB Cylindrical Roller Bearing Characteristics

NCF 2230 ECJB Cylindrical Roller Bearing, easy to install and disassemble, low overall cost. NCF 2230 ECJB Cylindrical Roller Bearing, can bear radial load and certain axial load at the same time, suitable for mechanical equipment with high structural requirements.

NCF 2230 ECJB Cylindrical Roller Bearing Features and Advantages

High load capacity: Designed with a high radial load capacity, suitable for heavy loads and shock loads, making it ideal for high-load conditions.

Low Friction Coefficient: The line contact between the rollers and raceways results in a low friction coefficient, making it suitable for high-speed operation.

Separable Design: The inner and outer rings can be separated, facilitating easy installation and disassembly, ideal for equipment requiring frequent maintenance.

High Adaptability: Capable of accommodating changes in relative position due to thermal expansion or installation errors, suitable as a free-end bearing.

Application: Extensively used in the automotive industry, industrial machinery, motors and power generation equipment, household appliances, aerospace, medical equipment, railways and transportation, construction machinery, wind energy, and renewable resources.

QIBR - NCF 2230 ECJB Cylindrical Roller Bearing Optimization

Selectable Precision, Vibration, and Noise Levels: Options include P6, P5 for precision, V2, V3 for vibration, and Z2, Z3 for noise.

Cage Material: The cage material can be chosen based on operating conditions, with options including steel, brass, or nylon.

Grease Replacement: Select lubrication according to bearing working requirements, such as SKF LGMT 2, Timken GR217, or Shell Gadus S2 V220AC.

Optimized Roller Profile: Depending on operating conditions, logarithmic profile curves can be used to optimize the roller profile, reducing stress concentration between rollers and raceways, and enhancing load capacity and service life.

More customization: QIBR can design and optimize bearings according to customer drawings and operating conditions.

QIBR - NCF 2230 ECJB Cylindrical Roller Bearing Quality Control

Dimension measurement: Various high-precision instruments are used to measure multiple dimensions of the bearing, with an accuracy of up to 0.001mm.

Rotation accuracy: A dial gauge measures minor surface flaws or deviations, with measurement accuracy reaching 0.001mm.

Hardness measurement: Surface hardness is measured using a hardness tester, with an accuracy of ±0.5HRC.

Metallographic analysis: Internal metallographic structure is analyzed using a professional metallographic microscope.

Geometric tolerance: A contour gauge measures the bearing's geometric shape and relative position.

Noise monitoring: A vibration meter monitors vibration during operation to obtain noise data.

Raw material control: Steel and parts are sourced from ISO 14001-certified suppliers, ensuring product stability while promoting sustainable development.

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