Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material Grade | ZCuSn12Pb Tin Bronze |
| Application | Punch Press Auxiliary Cylinder |
| Hardness | HB 70-90 |
| Density | 8.9 g/cm³ |
| Tolerance Standard | ISO H7/f7 |
| Surface Finish | Ra 0.8 μm |
| Max Load Capacity | 50 MPa |
| Operating Temperature | -40°C to 200°C |
| Lubrication Requirement | Grease or Oil |
| Production Method | Centrifugal Casting |
Anonymous
Mar 19, 2026
Rating: 5/5
Excellent Durability
We have been using these for six months now. No signs of wear or corrosion despite the harsh environment.
Anonymous
Mar 17, 2026
Rating: 5/5
Professional Grade Parts
Great communication on custom dimensions. The final product was machined precisely according to our provided blueprint.
Anonymous
Mar 14, 2026
Rating: 5/5
Reduced Maintenance Costs
Since switching to these copper sleeves, our downtime has decreased significantly. Highly recommend for punch presses.
Anonymous
Feb 15, 2026
Rating: 4/5
Good Quality, Slow Shipping
The product quality is top notch and meets spec. Only downside was the lead time was slightly longer than expected.
Anonymous
Feb 08, 2026
Rating: 5/5
Exact Fit for Our Machinery
These bushings matched our drawings perfectly. The ZCuSn12Pb material is holding up well under high stress.
Q: Do you provide material certification?
A: Yes, a mill test certificate is available upon request for all ZCuSn12Pb batches.
Q: Is pre-lubrication included?
A: The bushings are machined ready for installation. We recommend applying standard industrial grease before assembly.
Q: Can you manufacture these based on our custom drawings?
A: Yes, we specialize in custom manufacturing per customer drawings. Please upload your file during checkout.
Q: What is the typical lead time for production?
A: Standard parts ship in 3 days. Custom drawings typically require 7 to 15 business days depending on complexity.
Q: What is the warranty period for these parts?
A: We offer a 12-month warranty against manufacturing defects under normal operating conditions.
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