SF-1 Oil-Free Self-Lubricating Bearing Composite Bushing Wear Resistant Copper Sleeve

SF-1 is wall wrapped bushing made of triple layer composites material which be consisted of a steel backing,a sintered porous bronze particles interlayer and calendared and mixture as surfaca layer, JIt is of low friction coefficient,anti-wear,anti-corrosion and can be used without oil, or only a trace of oilif needed.Moreover,it is of low cost,low vibration and low noise,compacted and light. It is widely applied in various sliding articles of different kind of machines, such as textile machines,tobacoo machines, hydraulic vechicles,antomobiles,agniculture and forests machinese and so on.

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Product Details

Load capacity P

Stabc

Nmm

250

Max Ine speed V

m/s

5.0

Dynamic

Nmm

140

Temp.linvt

a

-195-+270

Oscilatng

Nmm

60

Fniction Coel.

μ

0.04-0.20

PVlimit

Oil

Nmm·m's

22

Thermal conductivity

W/m·K

13

Dry

N/mm·m's

3.6

Linear expansion

11x10/K

 

 

Ds

H7

Dh

Do

Di,a

S3

f1

f2

L

0(d<Φ28 L-0.30)

-0.40(d<Φ28 L-0.40)

6

8

10

12

15

20

25

30

40

50

2

0

-0.006

3.5

3 5

+0.055

2.055

1.990

0.750

0.730

0.4

0.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+0.008

+0.025

4

0

-0.008

5.5

5.5

+0.055

4.055

3.990

0406

0408

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+0.008

+0.025

1.005

0.980

0.6

0.3

5

-0.010

-0.022

7+0.015

7

+0.055

5.055

4.990

0506

0508

0510

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+0.025

6

-0.010

-0.022

8+0.015

8

+0.055

6.055

5.990

0606

0608

0610

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+0.025

8

-0.013

-0.028

10+0.015

10

+0.055

8.055

7.990

0806

0808

0810

0812

0815

 

 

 

 

 

 

 

 

 

 

+0.025

10

-0.013

-0.028

12+0018

12

+0.065

10.058

9.990

1006

1008

1010

1012

1015

1020

 

 

 

 

 

 

 

 

+0.030

12

-0016

-0.034

14+0.018

14

+0.065

12.058

11.990

1206

1208

1210

1212

1215

1220

1225

 

 

 

 

 

 

+0.065

13

-0016

-0.034

15+0018

15

+0.065

13.058

12.990

 

 

 

1310

 

 

 

 

1320

 

 

 

 

 

 

 

 

 

+0.065

14

-0016

-0.034

16+0.018

16

+0.065

14.058

13.990

 

 

 

1410

1412

1415

1420

1425

 

 

 

 

 

 

+0.065

15

-0.016

-0.034

17+0018

17

+0.065

15.058

14.990

 

 

 

1510

1512

1515

1520

1525

 

 

 

 

 

 

+0.065

16

-0.016

-0.034

18+0.018

18

+0.065

16.058

15.990

 

 

 

1610

1612

1615

1620

1625

 

 

 

 

 

 

+0.065

17

-0.016

-0.034

19+0.021

19

+0.075

17061

16.990

 

 

 

1710

1712

 

 

1720

 

 

 

 

 

 

 

 

+0.035

18

-0016

-0.034

20+0.021

20

+0.075

18.061

17.990

 

 

 

1810

1812

1815

1820

1825

 

 

 

 

 

 

+0.035

20

-0.020

-0.041

23+0.021

 

+0.075

20.071

19.990

1.505

1.475

0.6

0.4

 

 

 

 

2010

2012

2015

2020

2025

2030

 

 

 

 

 

+0.035

22

-0.020

-0.041

25+0.021

25

+0.075

22.071

21.990

 

 

 

2210

2212

2215

2220

2225

2230

 

 

 

 

+0.035

24

-0.020

-0.041

27+0.021

27

+0.075

24.071

23 990

 

 

 

 

 

 

 

2415

2420

2425

2430

 

 

 

 

+0.035

25

-0.020

-0.041

28+0.021

28

+0.075

25.071

24 990

 

 

 

2510

2512

2515

2520

2525

2530

254C

2550

+0.035

28

-0.020

-0.041

32+0.025

32

+0.085

28.085

27.990

2.005

1.975

1.2

0.4

 

 

 

 

 

 

 

 

2815

2820

2825

2830

2840

 

 

+0.045

30

-0.020

-0.041

34+0025

 

+0.085

30.085

29.990

 

 

 

 

 

 

3012

3015

3020

3025

3030

3040

 

 

 

+0.045

32

-0.025

-0.050

36+0.025

 

+0.085

32.085

31.990

 

 

 

 

 

 

 

 

 

 

3220

 

 

3230

3240

 

 

 

+0.045

35

-0.025

-0.050

39+0.025

 

+0.085

35.085

34.990

 

 

 

 

 

 

3512

3515

3520

3525

3530

3540

3550

 

+0.045

38

-0.025

-0.050

42+0.025

42

+0.085

38.085

37 990

 

 

 

 

 

 

 

 

3815

 

 

 

 

3830

3840

 

 

+0.045

40

-0.025

-0.050

44+0.025

44

+0.085

40.085

39 990

 

 

 

 

 

 

4012

 

 

4020

4025

4030

4040

4050

+0.045

45

-0.050

-0.025

50+0.025

50

+0.085

45.105

44.990

2.505

2.460

1.8

0 6

4520

4525

4530

4540

4550

 

 

 

 

 

 

 

 

 

 

+0.045

50

-0.050

-0.025

55+0.030

55

+0.100

50.110

49.990

5020

 

 

5030

504C

5050

5060

 

 

 

 

 

 

 

 

+0.055

55

-0.060

-0.030

60+0.030

60

+0.100

55.110

54.990

 

 

 

 

5530

5540

5550

5560

 

 

 

 

 

 

 

 

+0.055

60

-0.060

-0.030

65+0.030

65

+0.100

60.110

59.990

 

 

 

 

6030

6040

6050

6060

6070

 

 

 

 

 

 

+0.055

65

-0.060

-0.030

70+0.030

70

+0.100

65.110

64.990

 

 

 

 

 

6540

6550

6560

6570

 

 

 

 

 

 

+0.055

70

-0.060

-0.030

75+0.030

75

+0.100

70.110

69.990

 

 

 

 

 

 

7040

7050

7060

7070

7080

 

 

 

 

+0.055

75

-0.060

-0.030

80+0.030

80

+0.100

75.110

74.990

 

 

 

 

7530

7540

7550

7560

7570

7580

 

 

 

 

+0.055

80

-

0.045

85+0.035

85

+0.120

80.155

80.020

   

 

 

 

 

 

 

8040

8050

8060

8070

8080

80100

 

 

+0.070

85

-

0.054

90+0.035

90

+0.120

85.155

85.020

 

 

 

 

 

 

8540

 

 

8560

 

 

8580

85100

 

 

+0.070

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