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High Capacity Buffer Spring (4 Nos. in each set)

Technology: Transfer/Injection Moulding

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

Polymer used

Natural Rubber suitably blended

Operation Temperature

-10ºC to 70ºC

Operational Atmosphere

Heavy/Dusty/Sandy/Corrosive/Salty

Operational Humidity

0 to 100%

Metal Parts Spec

Steel IS:2062-Fe 410 WA 

Shore A Hardness

65 to 75 

Ash Content

5% Maximum

Specific Gravity

1.25 Maximum

Tensile Strength

180 Kg/cm2 Minimum.

Elongation at Break

300% Minimum.

Modulus at 200%

40 Kg/cm2 Minimum

Bond Strength

600 PSI / 42.18 Kg/Sq.cm

Compression Set

30% Max.

After Heat Ageing

 

Change in SH

+5, -0

Change in TS

±20%

Change in EB

±30%

Change in Modulus

±20%

 

Compressive Load - Deflection Characteristics

Test Parameters: Temperature: 27±2ºC & Machine Speed 10 ± 5 mm/min, Dead Load 50 Kg
Load 2.25 Ton - Deflection 10 to 12 mm

Fatigue Test - Vertical Mode

Frequency: 2 Hz
Load: 0 - 3.5 Ton
Cycle: 10,00,000 Minimum
Permanent Set after test completion 1.5 mm Maximum

Fatigue Test - Longitudinal Mode

Frequency: 2 Hz
Pre-compression: 2.5 Ton
Deflection: 0 - 27 mm
Cycle: 10,00,000 Minimum
Permanent Set after test completion 1.5 mm Maximum

ISO 9001:2015 Certified