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Spheri Blocks

Technology: Transfer/Injection Moulding

Note: Design, Dimension & Properties can be changed to suit customer's requirement.

Basic Polymer used

Natural Rubber

Operation Temperature

-10ºC to 70ºC

Operational Atmosphere

Heavy/Dusty/Sandy/Corrosive/Salty

Operational Humidity

0 to 100%

Metal Parts Spec

Steel IS: 1875 Cl.4, IS: 2062 Fe 410 A

Properties of Elastomer - SpheriBlock Type A

Shore A Hardness

 

Tensile Strength

 

Elongation at Break

 

Modulus at 200%

 

Compression Set

 

Ash Content

5% Maximum

Specific Gravity

1.20 Maximum

Bond Strength

600 PSI / 42.18 Kg/cm2

After Heat Ageing

 

Change in SH

+7, -0

Change in TS

±25%

Change in EB

+10%, -30%

Change in MOD

±20%

Loads - for Spheribloc - Type A

Radial Load

Fr = 31,000 N

Fr (Max) = 66,000 N

Axial Deflection

Sa (Max) = 17 mm

Angular Deflection

Ó/2 = 5º

ß/2 = 3º 

Stiffness - for Spheribloc - Type A

Radial Cr

10,000 N/mm ± 20%

Axial Cr

1,000 N/mm ± 20%

ISO 9001:2015 Certified