Premium Quality Deep Groove Ball Bearing For Household Electrical Motor
Introduction to Deep Groove Ball Bearings in Household Motors
Deep groove ball bearings are a critical component in the operation of household motors, ensuring smooth and efficient performance. These bearings are designed to handle both radial and axial loads, making them ideal for a variety of applications in household appliances. The precision and noise levels of deep groove ball bearings are particularly important in household motors, where quiet operation and reliability are paramount.
Noise and Precision Requirements of Ball Bearings in Household Motors
In household motors, the noise generated by the motor bearing must be minimized to ensure a comfortable living environment. Deep groove ball bearings are preferred due to their ability to operate quietly, especially when they are manufactured with high precision. The precision of these bearings directly affects the motor's performance, including its efficiency and lifespan. High-precision bearings reduce vibration and noise, which is crucial for the smooth operation of household appliances.

Common Series and Bearing Models in Household Motors
Several series and models of deep groove ball bearings are commonly used in household motors. The 6000, 6200, and 6300 series are among the most popular due to their versatility and reliability. For instance, the 6202 and 6203 models are frequently used in small household motors, such as those found in fans, washing machines, and vacuum cleaners. These bearings are chosen for their ability to handle moderate loads and speeds while maintaining low noise levels.
Recent Trends in Bearing Materials
In recent years, there has been a shift towards using different materials in the manufacture of ball bearings for household motors. Traditional steel bearings are still widely used, but there is an increasing interest in ceramic and hybrid bearings. Ceramic bearings, made from materials like silicon nitride, offer advantages such as reduced weight, higher stiffness, and better resistance to wear and corrosion. Hybrid bearings, which combine ceramic balls with steel races, provide a balance between performance and cost. These materials are chosen to enhance the durability and efficiency of household motor bearings, particularly in high-performance appliances.

Bearing Steel (GCr15)|High Carbon Chromium Steel
Bearing steel is a type of high carbon chromium steel, typically known for its high hardness and wear resistance. The most common type of bearing steel is AISI 52100, which is a high carbon chromium alloy steel containing around 1% carbon and 1.5% chromium. Additionally, bearing steel may include trace amounts of silicon, manganese, nickel, and molybdenum to further enhance its performance.
Materials | Characteristics | Advantages | Disadvantages |
Bearing Steel | High hardness, high wear resistance, high fatigue strength, stable dimensional accuracy | High load and high-speed operation resistance, long lifespan | Poor performance in certain corrosive environments |
Ceramic Materials | Extremely high hardness and wear resistance, lightweight, capable of operating in very high temperatures and corrosive environments | Lower friction at high speeds, unaffected by electromagnetic interference | Brittle, prone to fracture, higher cost |
Stainless Steel | Good corrosion resistance and heat resistance | Suitable for humid or corrosive environments, widely used in marine, food processing, and chemical industries | Hardness and wear resistance are not as good as bearing steel |
Plastic Materials | Lightweight, corrosion-resistant, self-lubricating | Suitable for low-load and low-speed applications, can be used in humid or corrosive environments | Hardness and wear resistance are not as good as bearing steel, cannot provide the same performance in high-load and high-speed applications |
Bronze Materials | Good wear resistance and friction reduction, suitable for moderate load and speed operation | Can withstand repeated vibrations and impacts, commonly used in construction machinery and mining equipment | Lower hardness and wear resistance compared to bearing steel, requires regular lubrication |
Technical Parameters of Electric Motor Bearings/60 Series
Basic Bearing No. | Bore d | Outer Diameter D | Width W | Radius r | Basic Load Rating KN | Maximum Run out Speed | Weight Kg/pc |
Dynamic | Static | Grease | Oil |
mm | inch | mm | inch | mm | inch | mm | inch | C | CO | r/min | r/min |
604 | 4 | 0.1575 | 12 | 0.4724 | 4 | 0.1575 | 0.2 | 0.008 | 0.97 | 0.36 | 43000 | 51000 | 0.002 |
605 | 5 | 0.1969 | 14 | 0.5512 | 5 | 0.1969 | 0.2 | 0.008 | 1.33 | 0.505 | 39000 | 46000 | 0.0035 |
606 | 6 | 0.2362 | 17 | 0.6693 | 6 | 0.2362 | 0.3 | 0.012 | 2.24 | 0.91 | 28000 | 36000 | 0.008 |
607 | 7 | 0.2756 | 19 | 0.7480 | 6 | 0.2362 | 0.3 | 0.012 | 2.24 | 0.91 | 28000 | 36000 | 0.008 |
608 | 8 | 0.3149 | 22 | 0.8661 | 7 | 0.2756 | 0.3 | 0.012 | 3.35 | 1.4 | 26000 | 34000 | 0.012 |
609 | 9 | 0.3543 | 24 | 0.9449 | 7 | 0.2756 | 0.3 | 0.012 | 3.4 | 1.45 | 22000 | 30000 | 0.014 |
6000 | 10 | 0.3937 | 26 | 1.0236 | 8 | 0.3150 | 0.3 | 0.012 | 4.55 | 1.96 | 20000 | 28000 | 0.019 |
6001 | 12 | 0.4724 | 28 | 1.1024 | 8 | 0.3150 | 0.3 | 0.012 | 5.1 | 2.39 | 19000 | 26000 | 0.021 |
6002 | 15 | 0.5906 | 32 | 1.2598 | 9 | 0.3543 | 0.3 | 0.012 | 5.6 | 2.84 | 18000 | 24000 | 0.03 |
6003 | 17 | 0.6693 | 35 | 1.3780 | 10 | 0.3937 | 0.3 | 0.012 | 6.8 | 3.35 | 17000 | 22000 | 0.039 |
6004 | 20 | 0.7874 | 42 | 1.6535 | 12 | 0.4724 | 0.6 | 0.024 | 9.4 | 5.05 | 15000 | 19000 | 0.069 |
6005 | 25 | 0.9843 | 47 | 1.8504 | 12 | 0.4724 | 0.6 | 0.024 | 10.1 | 5.85 | 13000 | 17000 | 0.08 |
Basic Bearing
| Bore d | Outer Diameter D | Width W | Radius r | Basic Load Rating KN | Maximum Run out Speed | Weight kg/pc |
mm | inch | mm | inch | mm | inch | mm | inch | Dynamic | Static | Grease | Oil |
C | CO | r/min | r/min |
627 | 7 | 0.2756 | 22 | 0.8661 | 7 | 0.2756 | 0.3 | 0.012 | 3.35 | 1.4 | 26000 | 34000 | 0.013 |
628 | 8 | 0.3149 | 24 | 0.9448 | 8 | 0.3149 | 0.3 | 0.012 | 4 | 1.59 | 24000 | 32000 | 0.017 |
629 | 9 | 0.3543 | 26 | 1.0236 | 8 | 0.3149 | 0.3 | 0.012 | 4.55 | 1.96 | 22000 | 30000 | 0.02 |
6200 | 10 | 0.3937 | 30 | 1.1811 | 9 | 0.3543 | 0.6 | 0.024 | 5.1 | 2.39 | 19000 | 26000 | 0.032 |
6201 | 12 | 0.4724 | 32 | 1.2598 | 10 | 0.3937 | 0.6 | 0.024 | 6.1 | 2.75 | 18000 | 24000 | 0.037 |
6202 | 15 | 0.5906 | 35 | 1.3780 | 11 | 0.4331 | 0.6 | 0.024 | 7.75 | 3.6 | 17000 | 22000 | 0.045 |
6203 | 17 | 0.6693 | 40 | 1.5748 | 12 | 0.4724 | 0.6 | 0.024 | 9.6 | 4.6 | 16000 | 20000 | 0.066 |
Customization of Electric Motor Bearings:
-
We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.
-
We can custom your packaging according to your design.
-
All copyright owned by clients and we promised don't disclose any information.
Packing and Shipping of Electric Motor Bearings:
-
The deep groove ball bearings will be securely packaged individually, or tube packing or packed as customization packing
-
Shipping method is negotiable.