Triple Layer Sintered Bronze Bearing For Electric Chairs Office
Equipment Metric Size
TOP BEARING metric products or non-standard Triple-layer bushing
bearings.General Tolerances to DIN ISO 2768-MK. Tolerance is
allowance for a specific variation in the size and geometry of a
part.The Combination of Self-lubricating Bearing Offers the Chairs Easy Mobility, and is A Good Example of Flexibility and Practicability; RoHS
standard brand lead-free environmental products to help you create a quiet and comfortable working environment.Copies, printers, shredders, swivel chairs, our self-lubricating
bearings are everywhere.
Triple-layer bushing Chamfer Inner and outer ends
Tolerances Material: Triple-layer bushing
Shaft dia: f7 (< 55 mm id.) h8 (> 55 mm id.) Housing: H7
Tinplated steel-layer (anti-corrosive) Sintered,
Multiporous bronze layer PTFE
sliding surface (selflubricating)Self-lubricating straight sleeve
with PTFE sliding layer.
performance
-- maintenance-free (self-lubricating)
-- low friction coefficient
-- universal bearing
-- long service life
Using range
Packaging machinery, motor, turbine, pump, forklift, etc.
| Product Name | PTFE Steel Bushing |
| Max Load Capacity | Static load 250N/mm2 ; Dynamic load 140N/mm2 |
| Max Load Speed | Dry friction 2.5m/s ; Oil lubrication 5.0m/s |
| Max PV Value Limit | Dry friction 3.6N/mm2 m/s ; Oil lubrication 50N/mm2 m/s |
| Friction Coefficient | Dry friction 0.08~0.20 ; Oil lubrication 0.02~0.07 |
| Work Temperature | -195℃~+280℃ |
| Thermal Conductivity | 42w/m k |
| Production Process | Material cutting~Bronze sintering~PTFE
sintering~Sizing~Coiling~Surface finish~Packing |
| Application Feature | Self lubrication, Low wear, Low friction, Low noise, Good sliding
characteristic, Pb free |
Shape & type
Cylindrical straight sleeve, flanged bearing, to push shim, sliding
slide plate.
Lead-free PTFE is available, mixed with a variety of
industry-specific PTFE.
Our Services
1,We are produce high quality and low price good wear resistance sliding bush factory
2,Our sliding bush passed the ISO TS 16949 .
3,Under the guidance of Pursuit of the excellence & keep improving.
4,We will do our best to provide the quality products and professional sevices.
Company Information
TOP BEARING Co., Ltd. specializes in researching and manufacturing
self-lubricating oilless bushes. We can also design and produce
various non-standard bearings according to clients' requirements.
Qualified products and good service are guidance of our company. We will do our best to develop bushes
in different fields to serve clients from at home and abroad.
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| Stainless steel+ Bronze powder + PTFE |
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| Static Load 250N/mm²,Dynamic Load 140N/mm²,Oscoillation Load
60N/mm² |
| Dry Lubrication 2.5m/s,Oil Lubrication >5m/s |
| Dry Lubrication 1.8N/mm²· m/s,Oil Lubrication 3.6N/mm²· m/s |
| Dry Lubrication 0.08~0.20,Oil Lubrication 0.02~0.12 |
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| Hardness >220 HB,Roughness Ra=0.4~1.25 |
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| Coefficient of linear expansion | |
| The corrosion resistant part in dyeing machinery and ocean industry |
