Thermoplastic Polyurethane Spring Pads

Polymer
used

Thermoplastic
Polyurethane

Operation
Temperature

-15A A C
to 60A A C

Operational
Atmosphere

Heavy/Dusty/Sandy/Corrosive/Salty

Operational
Humidity

0
to 100%

Shore
A Hardness

70
to 80

Tensile
Strength

250
Kg/cm2 Minimum.

Elongation
at Break

300%
Minimum.

Compression
Set at 80A A 1A C for 24 (+0, -2)

15%
Max.

Specific
Gravity

1.25
Max.

After
Heat Ageing

Change
in SH

A 5

Change
in TS

+10%,
-15%

Change
in EB

+10%,
-20%

Change
in Volume after Immersion in Lubrex-150 for 72 (+0, -2) Hrs at
100A 1A C

20%
Max

Change
in Volume after Immersion in Grease for 72 (+0, -2) Hrs at 100A 1A C

15%
Max.

Compressive
Load - Deflection Characteristics

Compressive
load: 5 ton

Deflection:
0.5 to 0.8 mm

X
(mm)

Y
(mm)

Z
(mm)

210

136

10

205

60

10

210

130

6

225

120

10

185

105

6

210

124

6.35

210

130

10

225

130

10