David from CanadaOur 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.
Valerie from CaliforniaWe 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 GermanyThe 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.
Steel Sleeve Bushings Bimetallic Bearing-720
|Place of Origin||Bimetal Bearing Manufacturers|
|Model Number||Bimetal Bushing|
|Minimum Order Quantity||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|
|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|
Metric Size Steel Sleeve Bushings,
Bimetallic Steel Sleeve Bushings,
Bimetallic Bearing 720
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
RESISTANCE ALLOY RANGE
|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 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|
|Surface roughness (Ra)||≤0.8 µm|
|Alloy Layer Hardness (HB)||45-70|
|Coeff. Of linear expansion||
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.|
|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
|Coefficient of friction u||0.05~0.15||0.05~0.15||0.05~0.15||——|
|Max. line speed V
|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|
|Matching shaft diameter||Hardness HRC||≥53||≥48||≥45||≥270|
|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|