Jiaxing Yishengrui Intelligent Technology Co., Ltd
                                                                                                           
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Since 2022
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Center Flange Bronze Bushing Graphite Embedded Self Lubricating Bearing Oil-free Sliding Bushing

Price Negotiable
Price: $0.3~$30 piece
MOQ: 100 pieces
Delivery Time: 5~8 work days
Product Description

Overview

Our center flange graphite embedded bronze bushing is a solid self-lubricating sliding bearing. It is manufactured from high-strength bronze alloy with solid graphite plugs embedded evenly on the working surface. The flange design with mounting holes allows easy installation and axial positioning.

This bushing works without regular oil lubrication. During operation, graphite releases a solid lubricating film to reduce friction and wear. It performs reliably under high load, low speed, oscillating motion and extreme temperature conditions, ideal for applications where oil refueling is difficult or forbidden.

Key Features

✅ Solid Self-lubricating: Embedded graphite provides continuous lubrication, no need for oil supply, maintenance-free.

✅ High Load Capacity: High tensile bronze alloy base, excellent compression and wear resistance.

✅ Center Flange Structure: Integrated flange with mounting holes for fast assembly and anti-offset.

✅ Wide Temperature Range: Stable performance from low to high temperature environment.

✅ Low Friction Coefficient: Reduces vibration and noise, extends service life.

✅ Custom Available: Support custom inner diameter, outer diameter, length, flange size and material grade.

Application Fields

  • Automation equipment & linear motion systems
  • Plastic injection molds, stamping dies
  • CNC machine tools, textile machinery
  • Hydraulic equipment, packaging machinery
  • Automotive, construction machinery hinge joints

三,Technical Parameter Table


Item Specification
Base Material High Strength Bronze Alloy (High-Leaded Tin Bronze / High Tensile Brass optional)
Lubricant Solid Graphite Plug Embedded
Friction Coefficient 0.08 ~ 0.15
Max Static Load 120 N/mm²
Max Dynamic Load 50 N/mm²
Max Surface Speed 0.5 m/s
Working Temperature Range -40℃ ~ +300℃
Hardness of Bronze Matrix HB 210 ~ 260
Surface Finish Ra 0.8 machined surface
Structure Middle flange with mounting holes
Lubrication Condition Oil-free / Maintenance-free

Packing & Service

Packaging: Plastic bag + carton box, plywood case for bulk shipment. Service: OEM & ODM custom sizes, material selection, drawing-based production. Factory direct supply, short lead time.

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Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiaxing Yishengrui Intelligent Technology Co., Ltd
Location Building 12-1, Beichuang Industrial Park, No. 960 Dongjin Road, Nanhu District, Jiaxing City, Zhejiang Province
Contact Person Tanya

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