7308B

7308B · Внешний вид изделия

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7308B · Технический чертёж

Бренд
QIBR
Measurement system
Metric
Rolling element type
Ball
Precision level
P6(ABEC-3)
Vibration grade
ZV3
Outer diameter
90 mm
Inner diameter
40 mm
Total width
23 mm
Weight
657g
Contact angle
15°
Load direction
Axial and radial
Lubrication speed
6900 r/min
Oil speed
9200 r/min
Temperature
-30 ℃ to +110 ℃
Basic dynamic load rating
39700 N
Basic static load rating
25200 N
Seal type
Open type
Ring material
52100
Rolling element material
52100

Запрос по 7308B

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Описание

Miniature angular contact ball bearings can withstand both radial and axial loads.

QIBR - 7308B Angular Contact Ball Bearing Advantages and Applications

7308B Angular Contact Ball Bearing, high precision, high rigidity,Inner diameter is 40 mm,Outer diameter is 90 mm,Total width is 23 mm,Weight is 657g, suitable for electromechanical equipment, coating equipment, machine tool slot plates and arc coal machines, etc., and is the most widely used bearing in working conditions with high precision requirements.

QIBR - 7308B Angular Contact Ball Bearing Characteristics

7308B Angular Contact Ball Bearing, easy installation, low maintenance cost, high cost performance. 7308B Angular Contact Ball Bearing, can bear radial load and certain axial load at the same time, suitable for mechanical equipment with high precision requirements.

7308B Angular Contact Ball Bearing Product Features and Advantages

High load capacity: It can withstand large radial and axial forces, and adopts high-strength steel and precision processing technology, with strong load-bearing capacity.

Good structural rigidity: The contact angle of the inner and outer rings is large, the structural rigidity is good, and stable operation is maintained under high load.

High positioning accuracy: The inner and outer rings have high matching accuracy, which can provide accurate positioning and centering functions.

High-speed operation performance: It has a low friction coefficient and high speed capability, suitable for high-speed operation applications.

Application: It has a wide range of applications in machine tool manufacturing, automotive industry, aerospace, motors and generators, robotics, medical equipment, automation equipment and other fields.

QIBR - 7308B Angular Contact Ball Bearing Optimization

Optional Contact Angles: Depending on the operating conditions, different contact angles can be selected, such as 15°, 18°, 25°, or 40°.

High-Performance Materials: The bearing materials can be replaced according to different operating conditions, with options like SKF III, ZGcr15, high-purity bearing steel, ceramics, stainless steel, and other materials.

Grease Replacement: Select the lubrication based on the bearing's working requirements, such as LUBCON L252, Multemp SRL, or KLUBER ISOFLEX NBU 15.

Process parameter optimization: Optimize the processing parameters, such as grinding speed, feed speed, cutting depth, etc. to improve processing efficiency and quality.

More customization: QIBR can design and optimize the bearing according to customer requirements for drawings and bearing working conditions.

QIBR - 7308B Angular contact ball bearing quality control

Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with a maximum accuracy of 0.001mm.

Rotation accuracy: Use a micrometer to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.001mm.

Hardness measurement: Use a hardness tester to measure the surface hardness of the bearing, with a measurement accuracy of up to ±0.5HRC.

Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.

Geometric tolerance: Use a profiler to measure the bearing geometry and relative position.

Noise monitoring: Vibration during operation is monitored by a vibration meter to obtain noise data.

Raw material control: Steel and parts are purchased from suppliers certified by ISO 14001 to ensure product stability and promote sustainable development.

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