7228 BCBM
- Бренд
- QIBR
- Alternative brand
- SKF
- Measurement system
- Metric
- Rolling element type
- Ball
- Precision level
- P6(ABEC-3)
- Vibration grade
- ZV3
- Outer diameter
- 250 mm
- Inner diameter
- 140 mm
- Total width
- 42 mm
- Chamfer dimension1
- 3 mm
- Chamfer dimension2
- 1.1 mm
- Weight
- 8.85 kg
- Contact angle
- 40°
- Inner diameter tolerance
- 0 to -18 µm
- Outer diameter tolerance
- 0 to -20 µm
- Width tolerance
- 0 to -250 µm
- Reference speed
- 3000 rpm
- Limiting speed
- 3600 rpm
- Load direction
- Axial and radial
- Temperature
- -30 ℃ to +110 ℃
- Seal type
- Open type
- Ring material
- 52100
- Rolling element material
- 52100
- Basic dynamic load rating
- 199 KN
- Basic static load rating
- 212 KN
- Fatigue load limit
- 6.4 KN
Укажите условия эксплуатации и необходимое количество.
Описание
Single-row angular contact ball bearings can only support an axial load in one direction.
QIBR - 7228 BCBM Angular Contact Ball Bearing Advantages and Applications
7228 BCBM Angular Contact Ball Bearing, high precision, high load-bearing capacity,Inner diameter is 140 mm,Outer diameter is 250 mm,Total width is 42 mm,Weight is 8.85 kg, suitable for cycloid reducers, repair welding machines, booster pumps and gas turbines, etc., and is the most widely used bearing in working conditions with high precision requirements.
QIBR - 7228 BCBM Angular Contact Ball Bearing Characteristics
7228 BCBM Angular Contact Ball Bearing, long service life, easy installation and maintenance, high cost performance. 7228 BCBM Angular Contact Ball Bearing, can bear radial load and certain axial load at the same time, suitable for mechanical equipment with high precision requirements.
7228 BCBM 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 - 7228 BCBM 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 - 7228 BCBM 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.
Особенности и преимущества
Single-row angular contact ball bearings can only support an axial load in one direction.
The outer ring is made of high-purity special high-quality bearing steel processed by high-speed forging + cold rolling process, and the raceway surface is carbonitrided.
Загрузки
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Анкета условий работы подшипника
Bearing Condition Questionnaire
Документы для дилеров
Agent Application Form
Каталог продукции
Slewing & Cross Roller Bearing Catalog
Каталог продукции
Bearing Unit Catalog
Показано 4 из 7
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