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Secondary Rubber Spring for Locomotives (Side Bearer)
Technology:
Transfer/Injection Moulding
Note:
Design, Dimension & Properties can be changed to suit customer's
requirement.
|
Polymer
used
|
Natural
Rubber suitably blended
|
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Operation
Temperature
|
-10șC
to 70șC
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Operational
Atmosphere
|
Heavy/Dusty/Sandy/Corrosive/Salty
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Operational
Humidity
|
0
to 100%
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Metal
Parts Spec
|
Steel
IS:2062-Fe 410 WA
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Properties
of Elastomer
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Shore
A Hardness
|
50
to 60
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Specific
Gravity
|
1.22
Maximum
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Tensile
Strength
|
180
Kg/cm2 Minimum.
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Elongation
at Break
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300%
Minimum.
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Compression
Set
|
30%
Max.
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Shear
Bond Strength
|
650
PSI / 45.7 Kg/cm2
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After
Heat Ageing
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Change
in SH
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+5,
-0
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Change
in TS
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±25%
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Change
in EB
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+10%,
-30%
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Secondary
Rubber Spring for Locomotives (Side Bearer) - 127
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Compressive
Load-Deflection Characteristics
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| Load |
Min.
Defl. |
Max
Defl. |
| 7.5
Ton |
10.8
mm |
13.2
mm |
| 11
Ton |
15.3
mm |
18.7
mm |
| 16
Ton |
22.5
mm |
27.5
mm |
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Vertical
Stiffness
|
644
Kg/mm
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Shear
Stiffness
|
39.37
Kg/mm
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Compressive
Load - Deflection Characteristics Graph (Min &
Max)
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Secondary
Rubber Spring for Locomotives (Side Bearer) - 133
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Compressive
Load-Deflection Characteristics
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|
Load |
Min.
Defl. |
Max
Defl. |
| 7.5
Ton |
9
mm |
11
mm |
| 8.5
Ton |
9.9
mm |
12.1
mm |
| 11
Ton |
12.6
mm |
15.4
mm |
| 12.5
Ton |
14.4
mm |
17.6
mm |
| 18
Ton |
20.7
mm |
25.3
mm |
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Vertical
Stiffness
|
778
Kg/mm at Compressive Load of 12.5 Ton
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Shear
Stiffness
|
45
Kg/cm at Shear Load of 1 Ton
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Compressive
Load - Deflection Characteristics Graph (Min &
Max)
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Secondary Rubber Spring for Locomotives (Side Bearer) - 127
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Secondary Rubber Spring for Locomotives (Side Bearer) - 133
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