
Image may differ from product. See technical specification for details.
Standard
GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN / VDEh
Material
304, 316, 420, 440
Brand
QIBR/OEM/Neutral
Package
QIBR/Standard Industrial Package/OEM
Inner diameter
1.000~4.000(in)
Outer diameter
1.375~4.625(in)
Applications
Aerospace Industry, Robotics, Medical Devices, Semiconductor Manufacturing Equipment, Optical Equipment, Industrial Machinery, Automotive, etc

NO. | Product | Product Number | Inner diameter (d) | Land diameters (L1) | Land diameters (L2) | Mass | Outer diameter (D) | Width (B) |
---|---|---|---|---|---|---|---|---|
1 |
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SAA10AG0 | 1.000 inch | 1.140 inch | 1.235 inch | 0.025 lbs | 1.375 inch | 0.1875 inch |
2 |
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SAA15AG0 | 1.500 inch | 1.640 inch | 1.735 inch | 0.038 lbs | 1.875 inch | 0.1875 inch |
3 |
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SAA17AG0 | 1.750 inch | 1.890 inch | 1.985 inch | 0.045 lbs | 2.125 inch | 0.1875 inch |
4 |
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SA020AR0 | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
5 |
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SA020BR0 | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
6 |
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SA020FR0 | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
7 |
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SA020AR0A | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
8 |
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SA020AH0 | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
9 |
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SA020AR0K | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
10 |
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SA020AR0L | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
11 |
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SA020AR0M | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
12 |
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SA020AQ0 | 2.000 inch | 2.186 inch | 2.314 inch | 0.10 lbs | 2.500 inch | 0.250 inch |
13 |
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SA025AR0 | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
14 |
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SA025BR0 | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
15 |
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SA025FR0 | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
16 |
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SA025AR0A | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
17 |
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SA025AH0 | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
18 |
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SA025AR0K | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
19 |
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SA025AR0L | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
20 |
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SA025AR0M | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
21 |
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SA025AQ0 | 2.500 inch | 2.686 inch | 2.814 inch | 0.12 lbs | 3.000 inch | 0.250 inch |
22 |
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SA030AR0 | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
23 |
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SA030BR0 | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
24 |
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SA030FR0 | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
25 |
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SA030AR0A | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
26 |
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SA030AR0K | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
27 |
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SA030AR0L | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
28 |
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SA030AH0 | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
29 |
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SA030AQ0 | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
30 |
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SA030AR0M | 3.000 inch | 3.186 inch | 3.314 inch | 0.14 lbs | 3.500 inch | 0.250 inch |
31 |
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SA035AR0 | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
32 |
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SA035BR0 | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
33 |
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SA035FR0 | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
34 |
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SA035AR0A | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
35 |
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SA035AR0K | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
36 |
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SA035AR0L | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
37 |
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SA035AH0 | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
38 |
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SA035AQ0 | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
39 |
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SA035AR0M | 3.500 inch | 3.686 inch | 3.814 inch | 0.17 lbs | 4.000 inch | 0.250 inch |
40 |
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SA040AR0 | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
41 |
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SA040BR0 | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
42 |
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SA040FR0 | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
43 |
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SA040AR0A | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
44 |
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SA040AR0K | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
45 |
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SA040AR0L | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
46 |
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SA040AH0 | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
47 |
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SA040AQ0 | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
48 |
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SA040AR0M | 4.000 inch | 4.186 inch | 4.314 inch | 0.19 lbs | 4.500 inch | 0.250 inch |
49 |
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SB020AR0 | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
50 |
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SB020BR0 | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
51 |
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SB020FR0 | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
52 |
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SB020AR0A | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
53 |
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SB020AR0K | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
54 |
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SB020AR0L | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
55 |
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SB020AH0 | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
56 |
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SB020AQ0 | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
57 |
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SB020AR0M | 2.000 inch | 2.231 inch | 2.393 inch | 0.15 lbs | 2.625 inch | 0.3125 inch |
58 |
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SB025AR0 | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
59 |
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SB025BR0 | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
60 |
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SB025FR0 | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
61 |
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SB025AR0A | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
62 |
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SB025AR0K | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
63 |
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SB025AR0L | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
64 |
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SB025AH0 | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
65 |
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SB025AQ0 | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
66 |
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SB025AR0M | 2.500 inch | 2.731 inch | 2.893 inch | 0.19 lbs | 3.125 inch | 0.3125 inch |
67 |
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SB030AR0 | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
68 |
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SB030BR0 | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
69 |
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SB030FR0 | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
70 |
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SB030AR0A | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
71 |
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SB030AR0K | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
72 |
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SB030AR0L | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
73 |
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SB030AH0 | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
74 |
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SB030AQ0 | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
75 |
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SB030AR0M | 3.000 inch | 3.231 inch | 3.393 inch | 0.22 lbs | 3.625 inch | 0.3125 inch |
76 |
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SB035AR0 | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
77 |
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SB035BR0 | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
78 |
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SB035FR0 | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
79 |
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SB035AR0A | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
80 |
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SB035AR0K | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
81 |
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SB035AR0L | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
82 |
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SB035AH0 | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
83 |
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SB035AQ0 | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
84 |
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SB035AR0M | 3.500 inch | 3.731 inch | 3.893 inch | 0.27 lbs | 4.125 inch | 0.3125 inch |
85 |
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SB040AR0 | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
86 |
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SB040BR0 | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
87 |
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SB040FR0 | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
88 |
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SB040AR0A | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
89 |
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SB040AR0K | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
90 |
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SB040AR0L | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
91 |
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SB040AH0 | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
92 |
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SB040AQ0 | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
93 |
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SB040AR0M | 4.000 inch | 4.231 inch | 4.393 inch | 0.30 lbs | 4.625 inch | 0.3125 inch |
Advantages of QIBR Stainless Steel Thin-Walled Ball Bearing Series-Open Type A
The QIBR stainless steel thin-walled ball bearing series-open type A features several notable characteristics and advantages that address critical issues across various fields:
1. High Rigidity and Load Capacity: Despite their lightweight design, open type A bearings provide good rigidity and load capacity, making them suitable for high-load and high-speed applications.2. Low Friction and High Efficiency: The design reduces bearing friction torque, making them ideal for applications requiring low driving torque, thereby enhancing overall equipment efficiency.
3. Customization Services: QIBR typically offers customization services, allowing the design of bearings according to specific requirements to meet the unique demands of various industries.
Performance Enhancements and Solutions for QIBR Stainless Steel Thin-Walled Ball Bearing Series-Open Type A
1. Material Performance Improvement: The open type A bearings undergo vacuum heat treatment to enhance surface hardness and material performance, increasing load capacity and lifespan. The design allows for a greater number of balls, providing higher load capacity while maintaining strength and reducing material usage.
2. Low Friction Characteristics: The open design minimizes friction torque, improving overall operational efficiency, particularly in high-speed applications, which helps reduce energy consumption and extend equipment lifespan.
3. Increased Manufacturing Precision and Load Capacity: Advanced processing equipment and techniques, such as precision grinding and superfinishing, enhance the geometric precision of the inner and outer rings and rolling elements, reducing manufacturing errors and improving rotational accuracy and stability.
4. High-Performance Materials: The use of high-performance materials like AISI 440C significantly improves hardness and load capacity, making them suitable for high-load applications.
5. Personalized Design: Tailored structural dimensions are provided to meet specific performance requirements for different applications, enriching the bearing standards and guiding manufacturers to meet user-specific needs.
In summary, optimizing material, manufacturing precision, and personalized design significantly enhances the performance of the QIBR stainless steel thin-walled ball bearing series-open type A, satisfying increasingly demanding application requirements.
Main Application Areas of QIBR Stainless Steel Thin-Walled Ball Bearing Series-Open Type A
Food Processing and Beverage Industry
Type A thin-walled bearings are widely used in food processing and beverage industries due to their stainless steel construction, which resists corrosion from acidic or alkaline substances in food and beverages, ensuring long-term reliability in clean and high-humidity environments.
Medical Equipment
These bearings are extensively utilized in the medical industry, where stainless steel offers strong resistance to common bacteria and chemicals.
Aerospace
Type A thin-walled stainless steel bearings can withstand extreme temperature variations and corrosive environments, making them suitable for critical components in aircraft engines and navigation systems.
Robotics
The lightweight design and high load capacity of type A thin-walled bearings are crucial in robotic joints and motion systems.
Marine and Underwater Applications: The corrosion resistance of type A thin-walled stainless steel bearings makes them ideal for marine and underwater equipment.