Product Details

Product Description

* SF-1 composite bush is made of high quality low-carbon steel with sintering bronze porous in its interlay and the compound of PTFE and PB on its surface.

* SF-1 composite bush provides a good self-lubricating, wear resistance, low friction properties, give full play to the metal and the advantages of multi-element polymer.

* SF-1 composite bush used in printing machinery, textile machinery, tobacco machinery, fitness, etc.

* If customers have any products of similar manufacturing methods, please send us the drawing and specifications.

Item	SF-1 composite bush, Copper plating, Black PTFE
Standard classification	DIN 1494
Material:	Carbon steel + sintered bronze + PTFE (and PB)
Surface Treatment:	Tin plating, Copper plating
Size Range:	OD: 4.5~500mm Length: 3~200mm
Manufacture Process:	Cutting/Wraping/Forming/Chamfering/Finishing/Plating
Sample Service:	Samples for standard size are all in free.
Lead Time:	The fastest 15-20days, According to the volume to determine the delivery time.
Warranty:	We confirm we provide the products will satisfied your request 100%,and we can give 24 months warranty.
After-sales Service:	We will follow up every customer and solve all your problems satisfied after sales

Performance index		Data
	Static load	250N/mm2
Max load capacity P	Dynamic load	140N/mm2
	Dry friction	2m/s
Max line speed V	Oli lubricatior	>2m/s
	Dry friction	3.8N/mm2.m/s
Maximum PV value	Oli lubricatior	50N/mm2.m/s
	Dry friction	0.08~0.20
Friction coefficient μ	Oli lubrication	0.02~0.07
Working temperature		-200℃~+280℃
Thermal conductivity		42W/(M-K)
Coefficient of linear expansion		11*10-6/K