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Durable Copper Alloy Sleeve for Extended Bearing Longevity
US$2.00
100-999 Pieces
US$1.50
1,000-9,999 Pieces
US$0.20
10,000+ Pieces
Sample price:US$0.10/piece.Request sample
Product profile
Customization
AvailableBearing Structure
Split Plain BearingType of Lubricant
Oil-Lubricated BearingModel NO.
LM-450Lubricant & Load
Hydrodynamic BearingBushing Material
Self-LubricationBearing Direction
RadialLubricating Way
Maintenance-Free BearingLubricating Film Thickness
Thin Film LubricationProduct Name
Steel-Based Copper Alloy BearingKeywords
Plain BearingGrade
450/400/450-1/400-1/450-3/400-3/450-5/400-5Bronze Hardness
>210hb/>70hb/>95hb/>250hbInterlay Bonding Strength
>150 MPa/>100 MPa/>100 MPa/>150 MPaMax.Static Load
250 MPa/150 MPa/150 MPa/250 MPaMax.Dynamic Load
100 MPa/60 MPa/70 MPa/120 MPaMax.Speed (Dry)
15 M/Min/10 M/Min/0 M/Min/15 M/MinMax.PV Value
200 N/mm/2*M/Min/60 N/mm/2*M/Min/80 N/mm/2*M/MinCoef.of Thermal Expansion
1.2X10/5/1.2X10/5/1.2X10/5/1.2X10/5 CelsiusTemperature Range
-40~+300/-40~+400/-40~+400/-40~+150celsiusCompression Deformation 300n/mm/2
<0.01mm/<0.05mm/<0.05mm/<0.005mmTransport Package
Standard Packaging or CustomizedSpecification
Standard Specifications or CustomizedOrigin
Zhejiang, ChinaHS Code
84833Production Capacity
50000pieces/YearKey features
Self-Lubricating Design: Maintenance-free operation with low friction and wear, suitable for dry running.
High Precision & Durability: Ensures reliable performance in demanding applications like manufacturing and mining.
Robust Load Capacity: Excellent resistance to shock loads with high static and dynamic load ratings.
OEM Customization: Available for tailored solutions including samples, designs, and full customization.
Chemical Resistance: High resistance to chemicals with low water adsorption and swelling.
Versatile Compatibility: Compatible with hardened steel, stainless steel, aluminum, and soft steel shafts.
Factory Direct Quality: Professional manufacturer with 100% inspection and quality-first approach.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo PortAverage Response Time: ≤15h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization, R&D, ODM, and OEM capabilities, supported by documented R&D inputs, outputs, reviews, verification, and validation, as well as three R&D patents. Its production equipment includes roll bending, lathes, automatic assembly, punching, laser cutting, and plate shearing machines. Quality control is supported by one inspector and standardized finished-product inspection instructions. The supplier has inventory capability but lacks a valid manufacturing-capacity contract with related subcontractors, overseas warehouses, overseas showrooms, overseas agents or branches, and overseas service coverage. Peak-season lead time is one month and off-season lead time is within 15 working days. Financial records are referenced for 2022–2024, but no substantive financial metrics are provided. Certification information and detailed customer cases are not available.
After-Sales capabilityThe supplier has inventory capability and defined service quotation and payment terms, with lead times of one month in peak season and within 15 working days in off-season. However, it has no overseas warehouse, showroom, overseas agent or branch, and offers overseas services in zero countries, limiting demonstrated overseas after-sales coverage.
R&D capabilityThe supplier reports new products within the past year, ODM service, product and technology R&D, documented design inputs, outputs, reviews, verification and validation, and three R&D patents. It lacks an available SDK, while software-instrument capability is confidential; nevertheless, the evidence explicitly supports meaningful product innovation capability.
Production capacityProduction resources include roll bending, lathes, automatic assembly, punching, laser cutting, and plate shearing machines, with one quality assurance and quality control inspector and uniformly followed finished-product inspection instructions. Inventory capability is available, but there is no valid manufacturing-capacity contract with related subcontractors, creating a documented capacity-management weakness.
Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization. These capabilities are reported in both the R&D and design-capability records, providing clear evidence of broad customization support.
Product Q&A
Q:Are you a factory or a trading company?
A:
We are a factory.
Q:What is the lead time for mass production?
A:
It depends on the order quantity and the season. Peak season lead time is one month, while off-season is within 15 workdays.
Q:Does packaging require additional costs?
A:
There is no additional cost for normal packaging unless the customer has special packaging requirements.
Q:How long does it take to get a price quote?
A:
We usually quote within 24 hours after receiving your inquiry. Urgent requests can be prioritized.
Q:Why should we choose your company?
A:
We are a professional bearing manufacturer with advantages in quality control and price, insisting on quality first.
Send Inquiry
*To:
Larrysman (Zhejiang) Precision Machinery Co., Ltd.
Larrysman (Zhejiang) Precision Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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