• JIAXING VIIPLUS INTERNATIONAL TRADING CO.,LTD
    David from Canada
    Our company import the bronze gleitlager from viiplus china,viiplus professional team makes sure customs clearance is always smooth. They provide an accurate bronze bushing classification, handle all the paperwork,We have received the self-lubricating bronze bushings. They look well done and the high quality.
  • JIAXING VIIPLUS INTERNATIONAL TRADING CO.,LTD
    Valerie from California
    We import the bronze gleitlager from China to under the incoterm FOB shanghai, sometimes by Air. viiplus is a very good bronze gleitlager supplier, they are very professional and patient, after we inform the new order, they will manufacturer bronze gleitlager in time and give us the schedule , and then we just need to receive the bronze parts
  • Daisy From Germany
    The best surface finishes for Sleeve Bearing, tighter concentricity, and bronze bushings material uniformity. The good supplier of standard inch and metric sleeve bearings and bushings from china.
Contact Person : Tiffany
Phone Number : +86 18258386757
WhatsApp : +8618258386757

Steel Sleeve Bushings Bimetallic Bearing-720

Place of Origin Bimetal Bearing Manufacturers
Brand Name VIIPLUS
Certification ISO 9001
Model Number Bimetal Bushing
Minimum Order Quantity negotiable
Price Negotiable
Packaging Details EXPORT CARTON WOOD PALLET WOODEN CASE
Delivery Time 7-25 work days
Payment Terms MoneyGram, Western Union, T/T
Supply Ability casting bimetal bushing, China, manufacturers, suppliers, factory, wholesale, Metric Self Lubricating Bushing, Self Lubricating Bushings, Journal Bronze Bearings, Bimetal With Graphite Bearing, Metallic Bearings, Flanged Bimetallic Plain Bearing
Product Details
BiMetal Bushings Material Steel Sleeve Bushing Application Bimetal Bearing Used In Starting Motor Machinery
Bushing Feature High Hardness Copper Alloy CuPb24Sn4
Type Sleeve Bushings Bushing Size Metric Size
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Metric Size Steel Sleeve Bushings

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Bimetallic Steel Sleeve Bushings

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Bimetallic Bearing 720

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Product Description

The bimetallic bearings 720 steel sleeve bushing is a bimetal sliding bush with steel bars and sintered CuPb24Sn4 as the surface sliding layer.

 
Due to their high performance characteristics and long service life under low material fatigue and high resilience, they are suitable for medium speeds and loads. 720 sliding bushes are used in the construction and agricultural machinery industries.
Download steel bushing sleeve catalogue BIMETAL BEARINGS CUPB30 CATALOG.pdf

Bimetallic Steel Sleeve Bushing Structure

Steel Backing and Bronze Alloy Overlay
 

Bimetallic Steel Sleeve Bushing Composittion

 

  • Steel + CuPb24Sn4 bronze alloy

SURFACE MATERIAL

LOAD CAPACITY

RESISTANCE ALLOY RANGE

TEMPERATURE
LIMIT

CuPb24Sn4 38 N/mm2 HB45 HB70 +170°C

 
 

Steel Sleeve Bushing Bimetal Bearings-720 Characteristics

 

  • Particularly suitable for high specific loads with oscillating motion and low frequency.
  • Applicable in rough operation conditions.
  • High load capacity, very good resistance to fatigue strength at higher temperatures.

bimetal steel bushing sleeve

Bimetal Steel Sleeve Bushing -720 Technical Data

 

Max. sliding speed V(m/s) 2.5 m/s
Max. PV factor (N/mm2.m/s) 2.8 N/mm2.m/s
Operating Temperature Max. Greased 150°C
Max. Oil lubricated 250°C
Coefficient of friction Greased 0.05~0.12μ
Oiled 0.04~0.12μ
Surface roughness (Ra) ≤0.8 µm
Alloy Layer Hardness (HB) 45-70
Coeff. Of linear expansion

18x10-6/K

 

 


Bimetal Bushing-720 Typical Application 

 
CuPb24Sn4 bimatallic bearings is widely used in High speed, heavy load engine main shaft and transmission gearbox etc.
 

Choose your bimetal bearings material - related bushings

 
Bimetal bearings are suitable for rotating and rocking motion conditions under high load, medium and high speed. In actual application, different alloy layers can be sintered on the surface according to different working conditions. The JF-800, JF-720, JF-700, JF-20, FB08G series of products are derived from this. The material structure, application field and technical parameters are summarized as follows:
 
 

Relevant data Data BimetallicBearing -800 BimetallicBearing -720 BimetallicBearing -700 BimetallicBearing -20
Material Carbon steel /Steel+CuPb10Sn10 Carbon steel /Steel+CuPb24Sn4 Carbon steel /Steel+CuPb24Sn Carbon steel /Steel+AlSn20Cu
In addition to the standard products shown in the catalog, non-standard products can also be provided or ordered according to customer requirements. bimetal bushing-800 bimetal bushing-720 bimetal bushing-700 BIMETAL BUSHING-20
Application The bimetal bearing-800 product is suitable for automobile engines, construction machinery, agricultural machinery, etc. The bimetal bushings-720 product is suitable for high-speed, heavy-duty internal combustion engine main shafts and transmission gears. The bimetal bushings-700 product is suitable for high-speed, heavy-duty internal combustion engine main shaft and connecting rod bearings. The bimetal bushings-20 product is suitable for the main shaft and connecting rod bearings of internal combustion engines, air compressors and refrigerators.
Maximum dynamic load P N/mm2 140 120 120 90
Max. line speed V
m/s
Grease 2.5 2.5 2.5 ——
Max.PV value
N/mm2·m/s
2.8 2.8 2.8 ——
Coefficient of friction u 0.05~0.15 0.05~0.15 0.05~0.15 ——
Max. line speed V
m/s
Fliud 5 10 10 15
Max.PV value
N/mm2·m/s
10 10 10 8
CoefficiCoefficient of friction u 0.04~0.12 0.04~0.12 0.04~0.12 0.04~0.12
Maximum temperature ℃ Grease lubrication 150 150 150 150
Fluid lubrication 250 250 250 250
Matching shaft diameter Hardness HRC ≥53 ≥48 ≥45 ≥270
Roughness 0.32~0.63 0.16~0.63 0.16~0.63 0.16~0.63
Alloy layer hardness HB 60~90 45~70 40~60 30~40
Thermal Conductivity W/mk 47 60 60 47
Coefficient of linear expansion (axial) 18×10-6/K 18×10-6/K 19×10-6/K 18×10-6/K