Plastic linear bearing liners

Product Features

Maintanence free plastic linear bearings. Low noise operation is suitable for continous application under the extremely dusty environment. It is washable by the clean detergent of the food machine. There is no critical requirement about the shaft hardness or the mounting holes of the housing.
● Maintenance-free, dry operation, low noise
● Suitable for long-time running in dusty environments
● Corrosion resistance; Cleaning with disinfectant lotion
● Straight grooves design removed the dust from the friction surface


CSB-LIN® liners technical data table

Material properties

Standard

Unit

CSB-EPB13

CSB-MN2

CSB-EPB5CSB-MR4CSB-MN7

General properties





Color

-

-

Yellow

Dark grey

Black

Grey

Grey

Density

ISO1183

g/cm3

1.48

1.72

1.44

1.48

1.05

Max. moisture absorption,  50%RH

ISO62

%

0.3

0.2

0.1

0.3

0.1

Max. water absorption

ISO62

%

1.3

0.7

0.5

1.3

0.1

Coefficient of sliding friction(steel)

ITS025

µ

0.05-0.15

0.10-0.18

0.09-0.25

0.05-0.20

0.05-0.15

Max. PV value

ITS026

N/mm2×m/s

0.40

0.3

1.40

0.30

0.30

Mechanical properties





Flexural modulus

ISO178

MPa

2800

2800

4800

2350

650

Flexural strength

ISO178

MPa

60

53

165

60

20

Max. static load

ITS027

MPa

35

30

110

35

20

Max. dynamic load

ITS028

MPa

14 

12

61

14

5

Shore hardness

ISO868

D

74

73

82

74

61

Physical and thermal properties





Long-term application temperature

ITS029

+90

+90

+250

+90

+70

Short-term application temperature

ITS029

+120

+120

+315

+120

+90

Lowest application temperature

ITS029

-50

-50

-100

-50

-50

Thermal conductivity

ISO22007

W/m/K

0.25

0.24

0.55

0.25

0.20

Coefficient of thermal expansion

ISO11359

K-1×10-5

10

8

6

10

16

Flammability

UL94

Class

HB

HB

V0

HB

HB

Electrical properties





Volume resistance

IEC60093

Ω·cm

>1013

>108

>108

>1013

>109

Surface resistance

IEC60093

Ω

>1012

>108

>107

>1012

>109

*ITS:CSB company’s internal test standards.  **Test temperatures are 23℃ unless otherwise stated.

Supported shafts

Compact and low high design support;

Standard design support;

3 materials shaft: Hard anodized aluminum shaft, Hardchromed steel shaft, 304 Stainless steel shaft;

Precision shafts

AS: Hard anodized aluminum shaft, the best shaft for LIN linear bearings; CS: Hard-chromed steel shaft, the effective-cost shaft; ES: 304 Stainless steel shaft, the best for chemical liquid; Shaft end processing service...

CSB-LIN® Eccentric forces

●Maximum 2:1 ratio
●1x =bearing separation on same shaft
●2x =distance from shaft to load or force

CSB-LIN® Precision linear bearings

 ●CAUTION: uneven motion or even system blockage will occur if the 2:1 ratio is exceeded !
This principle is NOT load dependent! It is NOT due to edge loading. It is also NOT dependent on the driving force used! The greater the distance between the drive and guide bearings, the higher the degree of wear and required drive force.
There may be other factors that add to the braking effect, but the coefficient of friction is the main cause.
NOTE: The Rule(2:1) is based on the static friction value of 0.25 theoretically, However, Additional lubrication can help to drop friction and extend the 2:1 ratio.
If you have any questions on design and/or assembly, please contact our application engineers.


CSB-LIN® Plastic Linear Bearings Finder V2.0
CSB-LIN®
Plastic Linear Bearings Finder V2.0
view tools
CSB-LIN® Plastic Linear Bearings Finder V2.0

CSB-LIN® Plastic Linear Bearings Finder[V2.0] including LIN plastic linear bearings and LINP precision linear bearings. The system is based on the analysis and calculation of a large number of test data in CSB® laboratory. You can calculations bearing data by entering parameters such as bearing load, speed, temperature and position information, The system will output bearing adaptation data and min. driving force.
Because the system calculate and analyze based on lab data, it can't exactly meet the ractual use requirements absolutly. The system data verification has certain limitations; CSB® recommends that the bearing must be tested again to verify whether it meets the actual use requirements.
CSB-LIN® Plastic Linear Bearings Finder output data information is only for design reference, and can not be used as the final standard for determining the bearing material conformity, If you have any questions, please contact CSB® sales engineers.

CSB® More products
Floating pillow blocks

● Floating design linear bearings
● Assembled standard liner LIN-11
● Compensation of parallelism errors ±3.0mm
● Compensation of mialignment errors ±3.5°

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