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Self Lubricating Brass Bushings

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Zhejiang

  • Validity to:

    Long-term effective

  • Last update:

    2023-06-15 22:51

  • Browse the number:

    479

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Company Profile

Jiashan Ramshin Precision Machinery Co.,Ltd

By certification [File Integrity]

Contact：jslangxin(Mr.)  

Email：

Telephone：

Phone：

Area：Zhejiang

Address：Zhejiang

Website：http://www.ramshin.com/ http://jslangxin.ccetca.com/

Product Details


KSOB650 NAAMS standard bushing is a kind of self lubricating brass bushings. Self-lubricating, high strength copper alloy with solid lubricates plugs, machining as standard request. This kind oilless bushing was made by high strength bronze material insert solid lubricates.

The bronze material basic on C86300. HBSC4. CAC304 standard.

The oilless guide bushing can apply in high loading and high temperature working environment.

High speed stamping press die, and high loading press die cam unit or press dies, SG61 NAAMS standard bushing,


CODE

D1

D2

D3

D4

L1

R1

L2

G612540

25

32

40

32

40

4

30

G613250

32

40

50

40

50

4

40

G614063

40

50

63

50

63

5

50

G615071

50

63

80

63

71

6

56

G616380

63

80

100

80

80

8

63

G618010

80

100

125

100

100

10

80

G611012

100

125

140

125

125

12

106

G611114

115

140

155

140

140

12

120

G611216

125

160

180

160

160

12

132


Technical Details


Material Compostion and Properties

Standard

JDB Casted Bronze (KSOB650))

JDB -1 Bronze (KSOB650S1))

JDB -2 Bronze （KSOB650S2)

JDB -3 Bronze (KSOB650S3)

JDB -5 Bronze (KSOB650S4)

Material

CuZn25Al5Mn4Fe3

CuSn5Pb5Zn5

CuAl10Ni5Fe5

CuSn12

CuZn25Al5Mn4Fe3

Density

8

8.9

7.8

8.9

8

Hardness HB

＞210

＞70

＞150

＞95

＞250

Tensile strength N/mm²

＞750

＞200

＞600

＞260

＞800

Yield strength N/mm²

＞450

＞90

＞260

＞150

＞450

Elongation %

＞12

＞15

＞10

＞8

＞8

Coefficien of linear expansion 10-5/℃

1.9

1.8

1.6

1.8

1.9

Limit Temp ℃ ℃

-40~+300

-40~+400

-40~+400

-40~+400

-40~+150

Max.load N/mm²

100

60

50

70

120

Max.speed (Dry) m/min

15

10

20

10

15

Max.PV N/mm² *m/min

-40~+300

-40~+400

-40~+400

-40~+400

-40~+150

Compression of permanent deformation 300N/mm²

＜0.01

＜0.05

＜0.04

＜0.05

＜0.05


FAQ


Why should use self-lubricating brass bushing to be naams standard bushing？

Due to better lubrication function, this is better to long life press on mould for guide elements.


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