SF-2 Series DX Self Lubricating POM Plain Bush Bearing

Brand Name:OEM
Certification:ISO 16949
Minimum Order Quantity:Negotiable
Delivery Time:10-15 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin:CHINA
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Product Details

SF-2 Series DX Self Lubricating POM Plain Bush Bearing


Detailed Product Description

SF-2 Series (SF-2, SF-2Y)

d

D

Shaft dia.

H7

Width

f1

f2

Oil hole

L



Min.

Max.

10

12

15

20

25

30

35

40

45

50

10

12

10 -0.022

12 +0.018

0.955

0.98

0.5

0.3

4

1010


1015

1020







12

14

12 -0.027

14 +0.018

4

1210


1215

1220







14

16

14 -0.027

16 +0.018

4



1415

1420







15

17

15 -0.027

17 +0.018

4



1515

1520

1525






16

18

16 -0.027

18 +0.018

4



1615

1620

1625






18

20

18 -0.027

20 +0.021

4



1815

1820

1825






20

23

20 -0.033

23 +0.021

1.445

1.475

0.8

0.4

4



2015

2020

2025

2030





22

25

22 -0.033

25 +0.021

6



2215


2225






25

28

25 -0.033

28 +0.021

6




2520

2525

2530





28

32

28 -0.033

32 +0.025

1.935

1.97

1

0.5

6




2820


2830





30

34

30 -0.033

34 +0.025

6




3020

3025

3030





35

39

35 -0.039

39 +0.025

6




3520


3530

3535

3540



40

44

40 -0.039

44 +0.025

8




4020


4030


4040


4050

45

50

45 -0.039

50 +0.025

2.415

2.46

1.2

0.6

8




4520


4530


4540

4545

4550

50

55

50 -0.046

55 +0.030

8






5030


5040


5050

55

60

55 -0.046

60 +0.030

8






5530


5540


5550

60

65

60 -0.046

65 +0.030

8






6030


6040


6050

d

D

Shaft dia.

House hole

Width

Oil hole

f1

f2

L



Min.

Max.

40

45

50

60

65

80

90

95

100

65

70

65 -0.046

70 +0.030

2.415

2.46

8

1.2



It is made of high quality low-carbon steel, sintered porous bronze as its interlayer, with the compound of POM& PB as its surface. And has good load capacity & wear-resistant. It's used in vehicle chassis, forming machine tools, steel metallurgical machinery, mineral mountain machinery, hydraulic industry and rolling steel industry, etc.


Physical and Mechanical Performance

Normally, the surface polymer is chemical-erosion resistant quality. So its erosion-prevention quality is primarily decided by the quality of the steel back and its plating layer. Air-erosion could be effectively prevented if the steel back is bronze or tin-plated. If the bush is to be used in erosive environment, the steel back needs to be plated with zinc, nickel or nickel-chrome ally, etc.


DX bush Application Feature

1. Good carrying capacity, good wear resistance.

2. Applied for high load low speed rotation and rocking motion, often used in frequent opening and closing under load and hard to form hydrodynamic lubrication occasions.

3. Don’t have to refuel and maintenance under the long-term boundary lubrication conditions, and refueling in the bearing layer made a longer service life.

4. A certain margin kept on the surface of the plastic layer during molding, self-processes after assembly was pushed into holes to achieve a better assembly size.

5. Mainly used in auto chassis, metallurgical machinery, mining machinery, irrigation machinery, construction machinery, agricultural machinery and steel rolling equipment.

6. Widely used in lead-free fields for no lead containing.


China SF-2 Series DX Self Lubricating POM Plain Bush Bearing supplier

SF-2 Series DX Self Lubricating POM Plain Bush Bearing

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