Lead Free Dry Maintenance Free Stainless Steel Bushing

Product Description

As the professional manufacturers, Top Bearings would like to provide you high quality Lead Free Dry Maintenance Free Stainless Steel Bushing. And we will offer you the best after-sale service and timely delivery.

Product Parameter

Material:	Stainless 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:	metric sleeve bearings, self lube bearings

SF-1S ( lead free ) Dry ( maintenance free ) , Stainless Steel Bushing

Stainless steel bearing is a type of lead free DU bushing. This type plain sliding bearing has common structure with other DU bearings. It's also called PTFE bush, PTFE bearing, lead free self-lubricating bearing, dry bushing, SF-1oiless bearing and plain sliding bearing.

Material Structure:
1. PTFE with Oil fibre 0.01~0.03mm as sliding layer
2. Porous bronze 0.2~0.3mm 3.Stainless steel backing 0.7~2.3mm

Characteristics:

This type plain sliding bearing have all the properties of TOB012 self-lubricating bushing.

Without lead which makes the bushing lubricating condition more cleanly.

Without lead which makes the bushing accord with environmental protection request

Applications:

Stainless steel bushing is widely used in strong acid and alkali situation, such as chemical industry, pumps, and valves.

Lead free bearing is widely used in food machine, pharmaceutical machine

Detailed Product Description

SF-1S

Micro section

Features and Application

Availability:
Cylindrical bushes, flange bushes, thrust washers and strips.
Non-standard parts.

1. PTFE and Fibre mixture0.01~0.03 mm
2. Sintered bronze powder0.2-0.3 mm
3. Stainless steel backing 0.7~2.3mm

Triple-layer , thin wall wrapped bushing .
Maintenance free
Lead free.
Stainless steel backing providing improved corrosion resistance in acid, akali and seawater
Particularly fits for bushings in food stuff machines ,akali flow meters pump, motion elements in pharmaceutical machines, printing machines, chemical engineering machines and ocean industry machines.

Tech.data
Max. Load	Static	250 N/mm2	Temp.	-195℃~＋280℃
	Dynamic	140 N/mm2	Friction coefficient	0.03~0.20
	Rotating oscillating	60 N/mm2
Max. Speed	Dry	2m/s	Thermal conductivity	50W(m*K)1
	Lubrication	5m/s
Max. PV	Dry	3.6 N/mm2.m/s	Coefficient of thermal expansion	16106*K1

PTFE Self Lubrication Bearings Lead Free Dry Maintenance Free Stainless Steel Bushing 0

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