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                                    SF-1 PTFE Self Lubrication Multilayer Composite Bearings
                                    • SF-1 PTFE Self Lubrication Multilayer Composite BearingsSF-1 PTFE Self Lubrication Multilayer Composite Bearings
                                    • SF-1 PTFE Self Lubrication Multilayer Composite BearingsSF-1 PTFE Self Lubrication Multilayer Composite Bearings

                                    SF-1 PTFE Self Lubrication Multilayer Composite Bearings

                                    Top Bearings is a professional leader China SF-1 PTFE Self Lubrication Multilayer Composite Bearings manufacturers with high quality and reasonable price. Welcome to contact us.

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                                    Product Description

                                    Top Bearings is a professional leader China SF-1 PTFE Self Lubrication Multilayer Composite Bearings manufacturers with high quality and reasonable price. Welcome to contact us.

                                    SF-1 PTFE Self Lubrication Multilayer Composite Bearings 

                                    SF-1 PTFE Self Lubrication Multilayer Composite Bearings is also called PTFE bearing, DU bush and PTFE lined dry sliding bearing, SF-1 bearing, and oil free bushes. SF-1 PTFE Self Lubrication Multilayer Composite Bearings has a common structure with other DU bearing.

                                    Material:

                                    Steel + Porous Bronze + PTFE

                                    Types:

                                    Wrapped Bushes, Flanged Bearing, Thrust Washer

                                    Application:

                                    Printing And Dyeing Machines, And Machines Used In The Ocean Industry, Etc.

                                    Working Temperature:

                                    -200~+280℃

                                    Hardness:

                                    >120 HB

                                    Max. Load:

                                    Static Load 250N/mm², Dynamic Load 140N/mm²

                                    High Light:

                                    jdb bearings, plain bearing bush

                                    SF-1 Plain Bush Bearing Bushing , PTFE Self Lubrication Multilayer Composite Bearings

                                     

                                    Material structure:

                                    1. PTFE / Pb or fiber mixture 0.01~0.03mm as sliding layer, provides an excellent initial transfer film, which effectively coats the mating surface of the bearing assembly, forming homogeneous oxide type solid lubricant film.

                                    2. Porous bronze 0.2~0.3mm provides Max. thermal conductivity away from the bearing surface, also serves as a reservoir for the PTFE-lead mixture.

                                    3. Low-carbon steel backing 0.7~2.3mm, provides fundamental structural support and gives exceptionally high load carrying capacity, excellent heat dissipation.

                                    4. Tin-plating 0.005mm or copper plating 0.008mm, provides good corrosion resistance.


                                    Characteristics:

                                    · Good wear and friction performance over a wide range of loads, speeds and temperature without oil

                                    · Also perform well with lubrication

                                    Maintenance-free, long life


                                    Availability:

                                    · Standard cylindrical bushing, flanged bush, thrust washers and strips are available.

                                    · Lead free type is also available

                                    · All special designs are produced according to your requirement


                                    Applications:

                                    PVB010 DU bearing is widely used in Lifting equipment, Hydraulics and valves, pneumatic equipment, medical equipment, textile machinery, agricultural equipment, construction equipment, material handing equipment, packaging equipment, automotive field, scientific equipment, drying ovens, office equipment, etc.


                                    Technical Data:

                                    Specific load capacity (static)

                                    ≤ 250 [N/mm²]

                                    Specific load capacity (dynamic)

                                    ≤ 140 N/mm² at low speeds

                                    Specific load capacity (rotating oscillating)

                                    ≤60N/mm²

                                    Friction value

                                    0.03 to 0.25 µ

                                    Temperature

                                    -200 to +280 [°C]

                                    Max. Dry running Pv (Short-term operation)

                                    3.6N/mm²*m/s

                                    Max. Dry running Pv (Continuous operation)

                                    1.8N/mm²*m/s

                                    Max. Speed (dry running)

                                    2m/s

                                    Max. Speed (Hydrodynamic operation)

                                    >2m/s

                                     

                                    Other Details:

                                    Quality Standard: DIN 1494

                                    Package: Standard export package

                                    Standard Lead time: 20 days

                                    Shipping mode: Courier, air plane or ship

                                    Supply Ability: 500000000PCS/Month

                                    Port of Loading: Shanghai

                                    Certificate: ISO 9001:2008

                                    HS Code: 8483300090

                                     

                                    Advantage:

                                    1. Well experienced OEM manufacturer

                                    2. 10 years in the self-lubricating bearing industry

                                    3. 60% products export to foreign countries

                                     

                                    Physical and Mechanical Performance

                                    Performance Index Data Performance Index Data
                                    Max. Load Static Load 250N/mm² Friction Coefficient Grease Lubrication 0.08~0.20
                                    Dynamic Load 140N/mm² Oil Lubrication 0.02~0.07
                                    Oscillation Load 60N/mm² Mating Axis Hardness >120 HB
                                    Linear Velocity Grease Lubrication 2.5 m/s Roughness Ra=0.4~1.25
                                    Oil Lubrication 5 m/s Working Temperature -200~+280℃
                                    Max. PV value Grease Lubrication 3.6 N/mm²·m/s Heat-conducting Coefficient 40 W/(m*k)
                                    Oil Lubrication 50 N/mm²·m/s Heat-expansion Coefficient (Axial) 16*10^-6k




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