Graphite Brass Sleeve

Graphite Brass Sleeve

Graphite Brass Sleeve are designed and used for punching mould, and it is put into the bushing, to make sure bushing work smoothly. Such design also makes the bushing free-oil. The die cooper sleeves are mainly processed by CNC machines, make sure the high quality and good precision. They are...

Product Details


Graphite Brass Sleeve are designed and used for punching mould, and it is put into the bushing, to make sure bushing work smoothly. Such design also makes the bushing free-oil. The die cooper sleeves are mainly processed by CNC machines, make sure the high quality and good precision. They are much better service for punching dies. We believe more and more customers will choose such sleeves to serve their dies.


Application Feature

1) Substrate material: CuZn24AL6

2) The matrix hardness: HB230-270

3) The coefficient of friction: < 0.16

4) The highest use temperature: 300 °C


Technical Date

Max.load

Static

250N/mm²

Lower speed

140N/mm²

Roatating oscillating

70N/mm²

Max.PV(dry running)

3N/mm².m/s

Temp.limit

 -40°C to+ 110°C

Friction coefficient

0.05~0.20

Max.speed

Grease Lubrication

2m/s

Oil continued to

>2m/s

Thermal condustivity

50W(m.k)`1

Coefficient of thermal expansion

11X10` .K`1

Initial assembly must be painted in the oil hold in the grease


Factory showing:

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Sales map:

sleeve network.jpg

 

Our service:

1. Reply inquiry in 24 hours.

2. Please kindly inform us which items you are interested & the reasonable price will be provided you upon receipt of your new inquiry ASAP.

3. Answer your question detailed.

4. Solved the problem with you during using our products.

5. Samples will be offered to you for our future cooperation.

 

If you are interested in our designa nd service, please contact with us as following :

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Inquiry