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Blue POM Composite Metal Plain Bearings Bushing Self Lubricating

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Jiaxing Joyreap Precision Machinery Co.,Ltd

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Blue POM Composite Metal Plain Bearings Bushing Self Lubricating

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Brand Name :	Joyreap
Model Number :	ZR-020B
Certification :	ISO,IATF16949
Payment Terms :	L/C, D/A, D/P, T/T
Supply Ability :	300,000PCS/Month
Delivery Time :	30 days

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Product Details
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Blue POM Composite Metal Plain Bearings Bushing Self Lubricating

Blue POM DX Bushing Metal Polymer Composite Plain Bearing SF-2 Self lubricating Bushes

ZR-020B boundary lubricating POM bushing is a type of DX bearing with blue color POM coating. This type of metal ploymer composite plain bearing has same material structure with other DX bearing. It's also called SF-2 boundary lubricating bearing, three layer oilless bearing,plain sliding bearing and dry bushes.

Material Structure

POM Lined Bushing.jpg

1. POM with fillers

2. Porous bronze

3. Steel backing

4. Copper plating or tin plating

Characteristics

Low friction, anticorrosion and long life
Suitable for marginally lubricated and dry operating conditions
Performance is similar to DS bushing in foreign country

Availability

Standard cylindrical DX bearing, DX thrust washers and strips are available.

Special designs can be made according to your design

Application

ZR-020B composite plain bearing is widely used in hoisters, bulldogger, tower cranes, and printing or dyeing machines for textiles, steering gear, power steering and so on

Technical Data

Max Load (Static)	250N/mm²	Operation Temperature range		-40°C~+110°C
Max Load (Very low speed)	140N/mm²	Max.speed	Greased	2m/s
Max Load(Rotating oscillating)	70N/mm²		Continuous oiling	>2m/s
Max. PV Grease Lubricated	3N/mm²*m/s	Thermal conductivity		50W(m*K)-1
Coefficient of thermal expansion	1110-6K-1	Friction coefficient		0.05~0.20
The oil deposits have to be filled with grease before bearing assembling.

Tolerance Details

Housing ØH7
Bushing inner-Ø after installation D9 to D10
Shaft tolerance h8

Mouting Suggestion

Housing: Mounting bevel min. 1.5 mm x 15-45°
Shaft Material:Steel, hardened or untempered, surface roughness ≤ Rz 4-6
Shaft: Mounting bevel 5 mm x 15°, edges rounded
The application of an adequate force fitting mandrel is advisable. Grease lubrication of the outer surface may be necessary when mounting.
Stick-in: Adhesive should not contact the sliding surface

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