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The Wrapped Bronze Bearings, constructed with CuSn8 material from Wieland-B09, are a testament to precision engineering and durability. CuSn8, a highly regarded bronze alloy, offers exceptional wear resistance and load-bearing capabilities, making it an ideal choice for bearings that require both strength and reliability.
The Wrapped Bronze Bearings' design incorporates a wrapping mechanism that not only enhances their structural integrity but also improves their performance in high-stress environments. This unique wrapping technique allows for even distribution of loads, minimizing wear and tear, and extending the bearings' lifespan.
Wieland-B09, a renowned manufacturer of high-quality metals and alloys, ensures that the CuSn8 material used in these bearings meets the strictest standards of purity and consistency. This ensures that the bearings perform consistently and reliably, even under the most demanding conditions.
In summary, the Wrapped Bronze Bearings made of CuSn8 material by Wieland-B09 offer a combination of strength, durability, and precision that is unmatched in the industry. Whether used in heavy-duty machinery or high-performance applications, these bearings are sure to deliver exceptional performance and long-lasting reliability.
The wrapped bronze perforated bearings is derived from the wrapped bronze bearings and is also wrapped in a homogeneous cold-formable bronze (CuSn8). The main difference is that the wrapped bronze bearings series indentations on the sliding surface are replaced with through holes. This allows the wrapped bronze perforated bearings series to have a greater capacity to collect lubricant compared to indentations. These through holes serve as lubricant reservoirs to quickly form a lubricating film in the starting motion and subsequently reduce starting friction.
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Wrapped bronze perforated bearings are thin - walled bearings made of bronze materials, which are processed evenly and orderly through oil injection holes and rolled up.The bearing has the advantages of large oil storage, convenient installation and small design volume, and can replace the use of copper sleeve, which can greatly reduce the cost.At present, the product has been used in conveyors, elevators, rolling machine, leveling machine, such as medium load, low speed occasions.
CuSn8/DIN 17662-1983 | ||||
Ni(%) | Fe(%) | Sn(%) | Sn(%) | Cu(%) |
≦0.3 | ≦0.1 | 7.5~8.5 | 7.5~8.5 | rest |
CuSn6.5P0.1 | |||
Cu | Sn | P | other |
rest | 6.0-7.0 | 0.1-0.25 | ≤ 0.5 |
Performance indicators | Data | |
Maximum load | Static load | 120N/mm² |
Dynamic load | 40N/mm² | |
Maximum linear velocity | 2.5m/s | |
High PV value | 2.8N/mm²・m/s | |
Coefficient of friction | 0.08~0.25 | |
The use of temperature | -100℃~+200℃ | |
Coefficient of thermal conductivity | 60W/m・K | |
Coefficient of thermal expansion | 15×-6/K |
Rhomboid oil groove, wrapped bronze perforated bearings, because the groove has a certain depth, so it has a certain ability to store oil, in the closed use space, can play a very good self-lubricating effect, oil and grease can be stored in the bronze bearing sleeve for a long time.
Wrapped bronze perforated bearings refer to ISO 3547, you can click here for more technical requirements ISO 3547 part .pdf
Therefore, you can customize the types of wrapped bronze bearings oil slot holes from us, such as round through hole or type diamond oil slot, flange structure or type straight barrel structure, and more special materials. For example, you can customize cusn8 material from us, which is environmentally friendly and lead-free, suitable for medical treatment, food and other machinery.
h8 | H7 | d | D | T | h- | 10 | 12 | 15 | 20 | 25 | 30 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
10 | 0 -0.022 | 12 | +0.018 0 | 10 | 12 | 0.980 0.955 | 4 | 1010 | 1012 | 1015 | 1020 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
12 | 0 -0.027 | 14 | " | 12 | 14 | " | " | 1210 | 1212 | 1215 | 1220 | 1225 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
14 | " | 16 | " | 14 | 16 | " | " | 1415 | 1420 | 1425 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
15 | " | 17 | " | 15 | 17 | " | " | 1510 | 1512 | 1515 | 1525 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
16 | " | 18 | " | 16 | 18 | " | " | 1615 | 1620 | 1625 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
18 | " | 20 | +0.021 0 | 18 | 20 | " | " | 1815 | 1820 | 1825 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
20 | 0 -0.033 | 23 | " | 20 | 23 | 1.475 1.445 | " | 2015 | 2020 | 2025 | 2030 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
22 | " | 25 | " | 22 | 25 | " | 6 | 2215 | 2220 | 2225 | 2230 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
24 | " | 27 | " | 24 | 27 | " | " | 2415 | 2420 | 2425 | 2430 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
25 | " | 28 | " | 25 | 28 | " | " | 2515 | 2520 | 2525 | 2530 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
28 | " | 32 | +0.025 0 | 28 | 32 | 1.970 1.935 | " | 2820 | 2825 | 2830 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
30 | " | 34 | " | 30 | 34 | " | 3020 | 3030 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
32 | 0 -0.039 | 36 | " | 32 | 36 | " | " | 3220 | 3230 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
35 | " | 39 | " | 35 | 39 | " | " | 3520 | 3530 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
36 | " | 40 | " | 36 | 40 | " | " | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
37 | " | 41 | " | 37 | 41 | " | " | 3720 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
40 | " | 44 | " | 40 | 44 | " | 8 | 4020 | 4030 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
45 | " | 50 | " | 45 | 50 | 2.460 2.415 | " | 4520 | 4530 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
50 | " | 55 | +0.030 0 | 50 | 55 | " | " | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
55 | 0 -0.046 | 60 | " | 55 | 60 | " | " | 5520 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
60 | " | 65 | " | 60 | 65 | " | " |
Click here for PDF for more wrapped bronze perforated bearings information Wrapped Bronze Bushings.pdf
Standard Dia. | O.D.Size | Housing Bore | I.D.Size | Matching Shaft Diameter |
---|---|---|---|---|
10~18 | +0.065 +0.030 | +0.018 0 | +0.046 0 | - 0.016 - 0.043 |
18~30 | +0.075 +0.035 | +0.021 0 | +0.052 0 | - 0.020 - 0.020 |
30~50 | +0.085 +0.045 | +0.025 0 | +0.062 0 | - 0.025 - 0.064 |
50~80 | +0.100 +0.055 | +0.030 0 | +0.074 0 | - 0.030 - 0.076 |
80~120 | +0.120 +0.070 | +0.035 0 | +0.087 0 | - 0.036 - 0.090 |
120~180 | +0.170 +0.100 | +0.400 0 | +0.100 0 | - 0.043 - 0.106 |
180~250 | +0.210 +0.130 | +0.046 0 | +0.115 0 | - 0.050 - 0.122 |
250~315 | +0.260 +0.170 | +0.052 0 | +0.130 0 | - 0.056 - 0.137 |
You can choose to be used in lifting machinery, construction machinery, automobile tractor chassis, machine tool industry and mining machinery, but also can be made into bearing bush, flanged bushing, thrust gasket and ball bowl and other forms.